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Brand-quality audit Published Sep 28, 2025 Recalibrated Jun 14, 2026

Swanson Health Products

A legitimate budget supplement brand with verified GMP manufacturing and real value pricing, but weak COA transparency and mixed service sentiment.

Swanson Health Products brand audit

Composite trust

69 /100 Mixed

Swanson Health Products is a legitimate, long-running value supplement brand with stronger manufacturing-quality evidence than many budget competitors: NSF officially lists its Fargo facility under NSF/ANSI 455-2 GMP, Swanson discloses third-party finished-product testing, and ConsumerLab publicly reports many Swanson tested products with 36 approvals out of 49 reviewed/tested products. 124 The biggest trust gap is transparency: Swanson explicitly refuses to provide COAs or copies of QC testing and does not disclose non-trademark contract manufacturers, so shoppers cannot batch-verify most products themselves. 3 Safety history is not spotless but is mostly old: FDA-related red yeast rice/lovastatin issues date to 2007, and potential Salmonella recalls found here date to 2011 and 2014, with no comparable recent official action found in the searched sources. 94810 The brand’s value proposition is real, sampled Swanson-brand products are inexpensive, especially under subscription pricing, but review-platform sentiment shows recurring complaints about shipping, pricing, subscriptions, and customer service. 212223261918

Quality

75 /100

Adequate

Formulation

65 /100

Mixed

Transparency

65 /100

Mixed

Safety

81 /100

Strong

Value

77 /100

Adequate

Sentiment

51 /100

Poor

Evidence summary

Evidence summary

Swanson Health Products has a mixed but credible quality posture: NSF GMP certification and public testing disclosures support trust, while a safety advisory for one product and uneven third-party testing keep confidence moderate.

  • NSF lists Swanson Health Products under NSF/ANSI 455-2 GMP certification for dietary supplement manufacturing.1
  • Swanson's FAQs disclose country of origin, manufacturers, testing, and certificate-of-analysis details.3
  • TGA issued a safety advisory for Swanson full spectrum cilantro herbal supplement over safety concerns.8

Top strengths

  • NSF GMP-certified Fargo manufacturing facility verified in official NSF directory. [^1]
  • Large independent-testing footprint via ConsumerLab: 49 tested/reviewed products, 36 Approved, 21 Top Picks. [^4]
  • Strong value pricing across sampled Swanson-brand products, especially subscription pricing. [^21][^22][^23][^26][^7]
  • Clear label details and some branded ingredients in sampled formulas, including Albion, BioPerine, KSM-66, and MagnaPower. [^21][^22][^24][^28]

Key concerns

  • No routine consumer COA access; Swanson says it does not send COAs or QC testing copies. [^3]
  • ConsumerLab report card includes 8 Not Approved Swanson products, so quality is product-specific rather than uniformly excellent. [^4]
  • Old but real regulatory/safety history: 2007 red yeast rice/lovastatin FDA issue and 2011/2014 potential Salmonella recalls. [^9][^4][^8]
  • Review-platform sentiment shows recurring complaints about shipping, pricing, subscriptions, and customer service. [^16][^17][^18][^19]

Badges

NSF certified Third-party tested Premium ingredients Fair value COA access issues Community warnings

Axis by axis

What the evidence shows

Quality

75/100 Adequate

Swanson’s manufacturing-quality evidence is stronger than many budget supplement brands because NSF officially lists its Fargo facility under NSF/ANSI 455-2 GMP and Swanson discloses third-party finished-product testing. The main quality limitation is verification access: Swanson explicitly does not send COAs or QC test copies to consumers, and ConsumerLab’s report card shows some Not Approved products alongside many approvals.

Formulation

65/100 Mixed

Swanson formulations are best characterized as budget-to-mid-tier with pockets of strong dosing and branded ingredients rather than a uniformly practitioner-grade line. Sampled products show several effective/common doses and transparent Supplement Facts panels, but whole-herb/non-standardized products and mixed mineral forms keep the formulation score from reaching premium-brand territory.

Transparency

65/100 Mixed

Swanson is more transparent than many budget brands about GMP certification, finished-product testing, label details, and country-of-origin policy, but less transparent than top-tier COA-publishing brands. The biggest shopper-facing gap is auditability: customers cannot routinely verify batch results or manufacturer identities.

Safety

81/100 Strong

Swanson has old but real regulatory/safety history, especially the 2007 red yeast rice/lovastatin FDA warning issue and older potential Salmonella recalls. Those issues are heavily time-discounted under the rubric because they are more than 10 years old, and I did not find a comparable recent official safety action in the searched sources.

Value

77/100 Adequate

Swanson is a genuine value brand: sampled products are often substantially cheaper than premium supplement competitors, and several still use respectable doses or branded ingredients. The main value caveat is shopping experience, review sites show a pattern of complaints about shipping, pricing, subscriptions, and customer service friction.

Sentiment

51/100 Poor

Public sentiment is polarized: Swanson has real budget-brand loyalty and third-party testing wins, but consumer-review platforms show a persistent service and pricing-friction problem. It is not a community darling; it is closer to a known value brand that skeptical shoppers buy selectively.

The rubric

How every score was built

Each axis opens at a category baseline, then moves only on dated, cited evidence — never a gut call. That is the whole difference from a star rating: every one of these 30 adjustments is a receipt you can check.

Points What moved the score
Quality baseline 50 75 Adequate
+15 NSF/ANSI 455-2 GMP facility certification verified for Swanson Health Products, Inc. at 4075 40th Ave S, Fargo, ND; NSF listing was current as of June 13, 2026 and covers dietary supplement GMPs, quality unit operations, warehousing, and major product categories including capsules, gummies, liquids/oils, powders, softgels, and tablets. Awarding the high end of the +10 to +15 facility-certification range because this is an official directory listing, current, and broad in scope; it is not USP product verification or NSF Certified for Sport. Calculation: +15 × 100% recency/current = +15. 1 Current within last 2 years; 100% weight. · full weight
+10 Third-party testing is disclosed, but not batch-public: Swanson states finished products are tested by independent third-party laboratories, and ConsumerLab’s public Swanson report card shows 49 Swanson products tested/reviewed, 36 approved for quality, 21 Top Picks, and 8 Not Approved. Awarding +10 within the +8 to +12 range: strong evidence of independent testing exists, but transparency is incomplete because shoppers do not get batch COAs or lab identities for most products. Calculation: +10 × 100% current/recent public evidence = +10. 24 Current/recent web evidence; 100% weight. · full weight
+5 Heavy-metal and microbiological testing is disclosed in Swanson’s FAQ: Swanson says manufacturers must test for pathogenic bacteria including E. coli, Staph, Salmonella, plus fungal counts and heavy metals including lead, mercury, cadmium, and arsenic. Awarding +5 within the +3 to +6 range because testing categories are named, but results are not published batch-by-batch. Calculation: +5 × 100% current = +5. 3 Current official FAQ; 100% weight. · full weight
−8 COA access is systematically refused: Swanson’s FAQ says it is unable to send Certificates of Analysis or copies of quality-control testing because COAs contain confidential manufacturer information. For the quality axis, applying a mitigated refusal penalty at the low end rather than the full -10 to -18 range because NSF GMP certification and disclosed third-party testing partially compensate for lack of COA access. Calculation: -8 × 100% current = -8. 312 Current official FAQ; 100% weight. · full weight
+3 Independent testing shows a mixed but generally positive quality pattern: ConsumerLab’s public report card lists 36 Approved out of 49 Swanson products tested/reviewed, 21 Top Picks, and 8 Not Approved. The standard rubric has no direct adjustment for a large third-party report-card pass rate that is positive but not clean. 4 Exceptional · Pattern Adjustment
— Not scored No batch-level COA portal was found for the broad supplement line; ConsumerLab product-level details are partly paywalled; no direct FDA inspection-history database record for Swanson was located in public search.
Formulation baseline 50 65 Mixed
+11 Effective dosing across sampled Swanson-brand products appears moderately strong but not universal. Sample reviewed: Vitamin D3 5,000 IU, creatine monohydrate 5 g, curcumin complex 700 mg standardized to 95% curcuminoids plus 5 mg BioPerine, CoQ10 100/200 mg, Albion magnesium glycinate 133 mg per capsule with 3-caps/day directions, KSM-66 ashwagandha 250 mg, Full Spectrum Ashwagandha 450 mg, and 16-strain probiotic 3.2 billion CFU when manufactured. I count 5 of 8 as clearly or mostly clinical/common-label doses, 2 as adequate but caveated, and 1 as weaker/less assured. Pattern calculation: 5/8 clear = 62.5%; rubric majority-line positive range +10 to +15; using low-mid +11 because sample is limited and not a full portfolio audit. 272622721242325 Current product pages; 100% weight. · full weight
+6 Premium/branded ingredient use appears in several sampled formulas but is not universal: Albion magnesium glycinate, BioPerine in curcumin, KSM-66 ashwagandha, and Albion Creatine MagnaPower are visible examples. Pattern calculation: 4 clear branded/premium ingredient examples in the sampled set; awarding +6 within the +5 to +8 range because use is meaningful but not portfolio-wide. 21222428 Current product pages; 100% weight. · full weight
+5 Clear dose disclosure/no hidden proprietary-dose issue in sampled core products: the reviewed product pages disclose active amounts per serving, and the probiotic page lists CFU by strain rather than only a generic blend. Awarding +5 at the low end of the +5 to +7 range because this is based on sampled products, not a complete line audit. 21222324252627 Current product pages; 100% weight. · full weight
−4 Cheap or mixed ingredient forms appear in limited sampled products: the Albion Magnesium Glycinate product lists magnesium as Albion magnesium bisglycinate chelate buffered with magnesium oxide, and an NIH label record for a Swanson multivitamin lists iron from ferrous sulfate and vitamin beadlet excipients. Pattern calculation: 2 caveated mineral/form examples in a small sample, below a widespread pattern; applying a low-end penalty above the 2-point scoring threshold. 2130 Current/recent label records and product page; 100% weight. · full weight
−3 Full-spectrum herb formulas are less potency-assured than standardized extracts: Swanson’s FAQ says non-standardized/full-spectrum herbs are guaranteed to meet the listed amount of herb but are not guaranteed to contain any particular percentage of active components; the Full Spectrum Ashwagandha product is a whole-root formula. Applying a low penalty because Swanson also offers standardized/branded alternatives such as KSM-66. 32324 Current official FAQ and product pages; 100% weight. · full weight
— Not scored No full-line audit was performed; product pages change pricing and labels; no brand-owned clinical trials on finished Swanson products were found.
Transparency baseline 50 65 Mixed
+8 Third-party testing is disclosed but not fully auditable: Swanson says finished products are tested by independent third-party laboratories, and ConsumerLab independently reports a large Swanson test history. Awarding +8 within the +8 to +12 range because the claim is supported by external evidence, but shoppers still cannot see routine batch COAs or lab names. 24 Current/recent; 100% weight. · full weight
+8 Manufacturing location and facility certification are clearly disclosed: NSF lists the Fargo facility and Swanson’s own history/quality pages identify Fargo operations. Awarding +8 within the +6 to +10 manufacturing-location-disclosure range because the facility is not merely named by the company; it is verified in an official NSF directory. 114 Current official directory plus company history; 100% weight. · full weight
+8 Ownership is reasonably disclosed through public acquisition records: Swander Pace Capital announced its acquisition of Swanson Health Products in January 2016, and Swanson’s company-history page gives the brand’s origin and timeline. Awarding +8 within the +8 to +12 ownership-disclosure range because ownership is findable, but the current private-equity/portfolio structure is not front-and-center on product pages. 1314 Ownership event is 10+ years old but still relevant; disclosure factor is structural, not time-decayed. · full weight
+3 Label and product-page detail is generally clear in sampled products, including serving size, servings per container, active amounts, other ingredients, suggested use, warnings, and trademark information where relevant. Awarding +3 within the +3 to +5 clear-labeling range because clarity is solid but not exceptional. 2122252627 Current product pages; 100% weight. · full weight
−8 COA refusal with compensating verification: Swanson explicitly says it cannot send COAs or copies of QC testing; however, it has NSF GMP certification and disclosed third-party testing. Per the transparency calibration, 'refuses COAs but has NSF/testing' is a small penalty, not a large penalty. Calculation: -8 × 100% current = -8. 312 Current official FAQ; 100% weight. · full weight
−4 Ingredient sourcing is vague: Swanson says ingredients come from reputable/reliable sources and says only products made outside the U.S. show country of origin, but it does not disclose routine country-of-origin sourcing for raw ingredients or contract-manufacturer names for non-trademark supplements. Applying a small penalty because sourcing opacity matters more for a large house-label brand than for a small retailer, but it is still an industry-common practice. 2329 Current official FAQ/blog pages; 100% weight. · full weight
— Not scored No complete supplier-origin map, batch COA portal, or routine lab-name disclosure was found.
Safety baseline 90 81 Strong
−8 Historical FDA warning-letter issue for red yeast rice/lovastatin: an FDA news release relayed by Indiana Department of Health states FDA testing found lovastatin in Swanson Red Yeast Rice and Red Yeast Rice/Policosanol Complex, and FDA issued warning letters advising Swanson and another company to stop promoting/selling the products. This is a serious regulatory issue, but it is 2007-era history. Base severity selected: -30 within the -25 to -35 warning-letter range because it involved an unauthorized drug ingredient with interaction risks; recency discount: 10+ years = 25%. Calculation: -30 × 25% = -7.5, rounded to -8. 9 2007 issue; 10+ years old; 25% weight. · 25% weight
−3 Voluntary recall/safety advisory for Swanson Premium Brand Full Spectrum Cilantro due to potential Salmonella contamination. TGA states FDA posted a voluntary recall, lists item SW1112 and lot numbers 203921 and 204888, and advised consumers to stop taking it. Base severity selected: -12 within the -12 to -18 serious voluntary-recall range because Salmonella is a serious pathogen but the recall was voluntary and old; recency discount: 10+ years = 25%. Calculation: -12 × 25% = -3. 8 2014 recall; 10+ years old; 25% weight. · 25% weight
−2 Historical voluntary recall for Swanson Organic Celery Seed due to potential Salmonella contamination. ConsumerLab’s public Swanson page notes an FDA-posted recall dated December 20, 2011. Base severity selected: -8 within the minor-to-moderate voluntary-recall range because available public detail is limited and the issue is old; recency discount: 10+ years = 25%. Safety exception applies even though the rounded impact is small. Calculation: -8 × 25% = -2. 433 2011 recall; 10+ years old; 25% weight. · 25% weight
+4 Clean recent public safety record offset: I found historical FDA/recall issues but no current Swanson recall rows on Swanson’s recall page and no recent official FDA warning/recall in searched sources. Awarding +4 within the +3 to +6 clean-record range because the recent record appears clean, but old issues prevent a full positive. Calculation: +4 × 100% current = +4. 101112 Recent/current search context; 100% weight. · full weight
+0 Prop 65 notices/settlement documents involving Swanson exist in California public records, but Prop 65 lead warnings often reflect California’s very conservative warning threshold and do not, by themselves, prove a federal safety violation or consumer injury. 3435 Exceptional · Industry Context
— Not scored Full FDA inspection and CAERS analysis was not completed from raw databases; lawsuit details were not accessible enough to score; older FDA pages can move or be archived.
Value baseline 50 77 Adequate
+22 Below-market/value pricing pattern across sampled Swanson-brand products. Examples: Albion Magnesium Glycinate at $0.08/serving one-time or $0.05 subscription; Full Spectrum Ashwagandha at $0.16/serving one-time or $0.10 subscription; Creatine Monohydrate Powder at $0.28/5 g serving one-time or $0.17 subscription; Curcumin Complex at $0.43/serving one-time or $0.26 subscription; CoQ10 page lists 100 mg/100 softgels at $15.99. Pattern calculation: 5 of 5 sampled Swanson-brand products show budget/value positioning versus typical specialty-supplement pricing; awarding +22 within the +20 to +30 '20%+ cheaper' range, tempered because some discounts require subscription or promotions. 212326227 Current product pages/search snippets; 100% weight. · full weight
+8 Subscription value is strong on many sampled Swanson-brand product pages, often showing 40% off today plus 30% off future deliveries, and Swanson’s subscription FAQ says customers can edit, pause, skip, or cancel online. Awarding +8 within the +8 to +12 good-subscription-value range because the discount is meaningful, but customer-review complaints suggest implementation can still frustrate some shoppers. 212223262018 Current product pages and FAQ; 100% weight. · full weight
+5 Premium is generally justified where Swanson charges more for branded/premium forms: sampled products using Albion, BioPerine, KSM-66, and MagnaPower show at least some ingredient-quality rationale rather than pure commodity pricing. Awarding +5, below the +12 to +18 premium-justified range, because Swanson is primarily budget/value-positioned and premium ingredient use is selective rather than line-wide. 21222428 Current product pages; 100% weight. · full weight
−8 Pricing and fee/friction complaints create a value penalty: Sitejabber summarizes recurring concerns about slow shipping, returns/cancellations, deceptive pricing, and fees; Trustpilot includes auto-refill complaints; BBB customer reviews include complaints about shipping minimums and price comparisons. Applying -8 within the -10 to -15 hidden-fee/deceptive-pricing range, reduced because complaints are review-platform evidence rather than regulatory findings and because low listed prices are still real in sampled products. 191817 Recent/current review-platform pages; 100% weight. · full weight
— Not scored Pricing changes frequently; competitor price comparisons were sampled rather than exhaustive; promotional/subscription pricing may not be available to every shopper.
Sentiment baseline 60 51 Poor
+6 BBB accreditation/complaint responsiveness provides a modest positive signal. BBB pages show Swanson Health Products is BBB Accredited, and complaint pages show the business responds to complaints, although customer satisfaction with outcomes varies. Awarding +6 within the +6 to +10 responsive-complaint range, not the full BBB A/A+ bonus because the accessible evidence also shows low customer-review sentiment. 151617 Current BBB pages; 100% weight. · full weight
+7 Authentic budget-community endorsement exists but is mixed. Reddit threads include users calling Swanson an OG/budget brand, reporting good experiences, and citing ConsumerLab/top-value impressions, but other users distrust the brand. Awarding +7 within the +12 to +18 authentic-community-endorsement range after pattern discount: positive mentions are recurring but not dominant. Calculation: about 40% of a strong-endorsement pattern × +18 ≈ +7. 394034 Mixed threads from recent and older periods; 50% to 100% relevance depending on thread age; using conservative partial credit. · 50% weight
−12 Low/mixed third-party review-platform sentiment: Sitejabber shows a 2.0 rating from 287 reviews and summarizes customer-service, shipping, return/cancellation, and pricing complaints; Trustpilot includes both positive comments and auto-refill/customer-trust complaints. Applying -12 within the -12 to -18 low-Trustpilot/poor-review-platform range because the complaint pattern is meaningful but not uniformly catastrophic across every source. 1918 Current review-platform pages; 100% weight. · full weight
−6 BBB customer-review complaints create an additional service-friction penalty: BBB reviews include complaints about shipping costs/minimums, price comparisons, and alleged pattern concerns, while BBB complaint pages show product/order issues. Applying -6, below the -10 to -15 ignores-complaints range, because Swanson appears to respond on BBB rather than ignoring all complaints. 1617 Current BBB pages; 100% weight. · full weight
−4 Community warnings exist but are not universal: some Reddit users allege lack of lab-data sharing, failed products, or distrust, while other threads defend Swanson or report good product experiences. Pattern calculation: isolated-to-emerging warning pattern across searched Reddit evidence; applying -4 rather than the -12 to -18 community-warning range. 353440 Mixed; some older threads, some recent; partial weight applied. · 50% weight
— Not scored No systematic scrape of all reviews was performed; Reddit evidence is anecdotal; Trustpilot/Sitejabber sentiment may overrepresent dissatisfied shoppers.

Best for

  • Budget-conscious shoppers buying straightforward nutrients where Swanson shows clear dosing and low cost per serving, such as vitamin D, creatine, CoQ10, and select minerals. [^27][^26][^7][^21]
  • Shoppers who want a low-price brand with at least some external verification signals, including NSF GMP facility certification and ConsumerLab-tested products, but who do not require public batch COAs. [^1][^4]
  • Selective supplement users comfortable checking each label for dose, standardization, active forms, allergens, and California Prop 65 warnings before buying. [^3][^21][^22][^23]

Skip if

  • You require batch-specific COAs, public lab reports, or disclosed lab/manufacturer names before taking a supplement; Swanson says it does not send COAs or QC test copies. [^3]
  • You want practitioner-grade formulation consistency across a whole line; Swanson sells a broad budget catalog that includes strong formulas but also whole-herb/non-standardized and mixed-form products. [^23][^3][^21]
  • You are sensitive to subscription, shipping, or customer-service friction; BBB, Trustpilot, and Sitejabber pages show recurring complaints in those areas. [^16][^17][^18][^19]

Questions

What shoppers ask about Swanson Health Products

Is Swanson Health products reputable?

Yes, with caveats. Swanson is a real long-running supplement company with an NSF-listed GMP facility and substantial ConsumerLab testing history, but it does not provide routine consumer COAs and ConsumerLab lists some Swanson products as Not Approved, so trust should be product-specific rather than blanket. 134

Are Swanson supplements made in China?

Swanson says it lists country of origin only when the finished product is made outside the U.S.; if no country of origin is listed, Swanson says the finished product was made in the U.S. That does not mean all raw ingredients are U.S.-sourced, Swanson acknowledges global vitamin/supplement sourcing and does not publish full raw-material origin maps. 329

What is the #1 most trustworthy vitamin company?

There is no single universal #1 because trust depends on the product category and what you value: USP Verified products, NSF Certified for Sport products, public COAs, and independent testing are stronger trust signals than brand reputation alone. Swanson has NSF GMP facility certification and ConsumerLab-tested products, but it is not a broad public-COA or USP-Verified-product leader. 13441

Why is Swanson so cheap?

Swanson’s model is value-oriented: it sells a large direct-to-consumer house-label catalog, runs frequent discounts/subscription pricing, and offers many commodity nutrients at low cost per serving. The tradeoff is that some products are basic formulas, some discounts require subscription/promotions, and review sites show complaints about pricing/shipping friction. 212223261819

Are Swanson vitamins from China?

Some ingredients in the vitamin industry may be globally sourced, including from China, but Swanson’s official position is that finished products made outside the U.S. should show country of origin and finished products without a country-of-origin listing are made in the U.S. Swanson does not provide full supplier-origin disclosure or routine COAs, so shoppers cannot independently verify every raw-material origin. 329

What is the most trustworthy supplement brand?

The most trustworthy choice is usually product-specific, not brand-wide: look for USP Verified, NSF Certified for Sport, batch COAs, reputable independent tests, and labels with effective doses. Swanson is a reasonable budget option for selected products because of NSF GMP and ConsumerLab history, but it is less transparent than brands that publish batch-level COAs. 13441

Sources

  1. 1. NSF Product and Service Listings: Swanson Health Products, Inc. NSF/ANSI 455-2 GMP (2026)
  2. 2. Swanson Quality Control page (2026)
  3. 3. Swanson Product FAQs: country of origin, manufacturers, testing, COAs (2026)
  4. 4. ConsumerLab: Swanson Reviews and Testing Report Card (2026)
  5. 5. ConsumerLab Quality Certification Program Certified Products (2026)
  6. 6. Swanson press release: Vitamin E and Acai passed ConsumerLab tests (2009)
  7. 7. Swanson CoQ10 promotional/product page (2026)
  8. 8. Therapeutic Goods Administration: Swanson full spectrum cilantro herbal supplement safety advisory (2014)
  9. 9. Indiana Department of Health relaying FDA news release: Red Yeast Rice Products (2007)
  10. 10. Swanson Product Recall Information page (2026)
  11. 11. FDA Warning Letters page (2026)
  12. 12. FDA Recalls, Market Withdrawals, & Safety Alerts (2026)
  13. 13. Swander Pace Capital acquires Swanson Health Products (2016)
  14. 14. Swanson About Us: History of Swanson Health Products (2026)
  15. 15. BBB Business Profile: Swanson Health Products, Inc. (2026)
  16. 16. BBB Complaints: Swanson Health Products, Inc. (2026)
  17. 17. BBB Customer Reviews: Swanson Health Products, Inc. (2026)
  18. 18. Trustpilot: Swanson Health Reviews (2026)
  19. 19. Sitejabber: Swanson Reviews (2026)
  20. 20. Swanson Subscription FAQs (2026)
  21. 21. Swanson Albion Magnesium Glycinate product page (2026)
  22. 22. Swanson Curcumin Complex standardized with BioPerine product page (2026)
  23. 23. Swanson Full Spectrum Ashwagandha product page (2026)
  24. 24. Swanson KSM-66 Ashwagandha product page (2026)
  25. 25. Swanson Ultimate 16 Strain Probiotic with FOS product page (2026)
  26. 26. Swanson Creatine Monohydrate Powder product page (2026)
  27. 27. Swanson Vitamin D3 Highest Potency 5,000 IU product page (2026)
  28. 28. Swanson Albion Creatine MagnaPower product page (2026)
  29. 29. Swanson article: Are Your Vitamins Manufactured in China? (2025)
  30. 30. NIH Dietary Supplement Label Database PDF: Swanson label record (2025)
  31. 31. FDA Inspection Observations overview (2026)
  32. 32. Swanson CBD COA PDF search-result record (2025)
  33. 33. ConsumerLab recall entry: Organic Celery Seed Products recalled due to potential Salmonella contamination (2011)
  34. 34. Reddit r/Supplements: Swanson supplements purity tests discussion (2025)
  35. 35. Reddit r/NootropicsDepot: Is Swanson a sketchy brand? (2022)
  36. 36. Law360 case listing: Allison Blank v. Swanson Health Products, Inc. (2025)
  37. 37. SupplementChecker: Swanson recall alert profile (2026)
  38. 38. openFDA food/event API overview (2026)
  39. 39. Reddit r/Supplements: What do you think of Swanson brand? (2026)
  40. 40. Reddit r/Supplements: 'Swanson' What's the catch?! (2023)
  41. 41. USP Dietary Supplement Verification Program / Verified Mark (2026)

Recalibrated Jun 14, 2026 · 30 scored adjustments · 33 distinct citations across 41 sources

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