Head-to-head
Comparisons
Two close cousins, side by side. Where the differences actually matter — and where they don't.
29 comparisons
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New Alpha-GPC vs CDP-Choline for Focus, Memory, and Performance
Alpha-GPC · choline alphoscerate vs CDP-Choline · citicoline
Evidence: promising · 9 criteria · 11 sources · Apr 20, 2026
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New Apigenin vs German Chamomile Extract for Calming and Sleep
Apigenin · isolated flavone vs German Chamomile Extract · Matricaria recutita
Evidence: promising · 9 criteria · 10 sources · Apr 25, 2026
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New Astaxanthin vs Lutein with Zeaxanthin for Eye Antioxidant Support
Astaxanthin vs Lutein with Zeaxanthin
Evidence: promising · 9 criteria · 10 sources · May 14, 2026
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New Berberine vs Metformin for Glucose Control, Weight, and Metabolic Health
Berberine dietary supplement vs Metformin prescription biguanide
Evidence: robust · 9 criteria · 12 sources · Apr 9, 2026
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New Ceylon Cinnamon vs Cassia Cinnamon for Low Coumarin Exposure
Ceylon cinnamon · Cinnamomum verum, also called Cinnamomum zeylanicum vs Cassia cinnamon · Cinnamomum cassia, C. burmannii, C. loureiroi
Evidence: promising · 9 criteria · 10 sources · Apr 11, 2026
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New Collagen Peptides vs Bone Broth for Skin, Joints, and Everyday Wellness
Hydrolyzed Collagen Peptides vs Traditional or Commercial Bone Broth
Evidence: promising · 8 criteria · 10 sources · Apr 14, 2026
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New Creatine Monohydrate vs Creatine Anhydrous for Strength, Training Performance, and Lean Mass
Creatine monohydrate vs Creatine anhydrous
Evidence: robust · 9 criteria · 8 sources · May 8, 2026
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New Creatine Monohydrate vs Creatine Hydrochloride for Everyday Training and Wellness
Creatine Monohydrate vs Creatine Hydrochloride
Evidence: robust · 8 criteria · 7 sources · Apr 13, 2026
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New Current Body Weight vs Goal, Ideal, or Adjusted Body Weight for Daily Protein Targets
Current (Actual) Body Weight method vs Goal, Ideal, or Adjusted Body Weight method
Evidence: promising · 9 criteria · 9 sources · Apr 28, 2026
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New Direct NAD+ Therapy vs Nicotinamide Mononucleotide for Practical NAD Support
Direct NAD+ therapy vs Nicotinamide mononucleotide · NMN
Evidence: promising · 9 criteria · 7 sources · Apr 28, 2026
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New Fish Oil EPA plus DHA vs Antarctic Krill Oil for Daily Omega-3 Support
Fish oil providing EPA plus DHA vs Antarctic krill oil
Evidence: promising · 9 criteria · 10 sources · Apr 15, 2026
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New KSM-66 Ashwagandha vs Sensoril Ashwagandha for clinically backed stress support
KSM-66 Ashwagandha · Ixoreal Biomed vs Sensoril Ashwagandha · Natreon
Evidence: promising · 9 criteria · 10 sources · Apr 28, 2026
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New L-methylfolate (5-MTHF) vs Folic Acid for MTHFR-Related Support
L-methylfolate · 5-MTHF vs Folic acid
Evidence: robust · 8 criteria · 8 sources · Apr 6, 2026
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New L-Theanine vs GABA for Calm, Stress, and Sleep Support
L-Theanine vs Gamma-aminobutyric acid · GABA
Evidence: promising · 9 criteria · 12 sources · Apr 18, 2026
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New Liposomal Vitamin C vs Standard Vitamin C for Oral Absorption
Liposomal Vitamin C · liposome-encapsulated ascorbic acid vs Standard Vitamin C · ascorbic acid tablets or capsules
Evidence: promising · 8 criteria · 9 sources · Mar 31, 2026
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New Magnesium glycinate vs Magnesium citrate for a daily magnesium supplement
Magnesium glycinate · magnesium bisglycinate vs Magnesium citrate
Evidence: promising · 9 criteria · 9 sources · Apr 30, 2026
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New Magnesium L-Threonate (Magtein) vs Magnesium Glycinate for Cognitive vs Systemic Benefits
Magnesium L-Threonate · Magtein vs Magnesium Glycinate · bisglycinate or diglycinate
Evidence: promising · 9 criteria · 8 sources · Mar 15, 2026
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New Marine Collagen Peptides vs Bovine Collagen Peptides for Health-Conscious Shoppers
Marine collagen peptides, fish-derived vs Bovine collagen peptides, hide-derived
Evidence: promising · 9 criteria · 10 sources · Apr 23, 2026
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New Probiotics vs Prebiotics for Everyday Gut Health
Probiotics · live microorganisms vs Prebiotics · selectively used substrates
Evidence: promising · 9 criteria · 12 sources · May 4, 2026
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New Seed Oils vs Animal Fats for Everyday Cooking and Long Term Heart Health
Seed oils · canola, soybean, sunflower, high oleic variants vs Animal fats · ghee, clarified butter, beef tallow
Evidence: robust · 8 criteria · 12 sources · Apr 11, 2026
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New Theobromine vs TeaCrine for Smooth, Sustained Energy
Theobromine vs TeaCrine, theacrine
Evidence: promising · 9 criteria · 11 sources · Mar 24, 2026
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New TMG (Betaine Anhydrous) vs Betaine HCl for Methylation Support or Digestive Acid Aid
TMG · betaine anhydrous, trimethylglycine vs Betaine HCl · betaine hydrochloride
Evidence: promising · 9 criteria · 11 sources · May 7, 2026
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New Tongkat Ali vs Fadogia agrestis for testosterone, libido, and practical safety
Tongkat Ali · Eurycoma longifolia vs Fadogia agrestis
Evidence: promising · 9 criteria · 10 sources · Apr 5, 2026
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New Trans-Resveratrol vs Pterostilbene for Longevity Buyers
Trans-Resveratrol vs Pterostilbene
Evidence: promising · 9 criteria · 8 sources · Apr 18, 2026
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New Turmeric Whole Root vs Standardized Curcumin for Everyday Wellness and Targeted Joint Support
Turmeric · whole root or powder, full-spectrum vs Curcumin · standardized curcuminoids
Evidence: promising · 8 criteria · 13 sources · May 19, 2026
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New Uridine 5'-Monophosphate vs Triacetyluridine for cognitive and mood support
Uridine 5'-Monophosphate · UMP vs Triacetyluridine · Uridine Triacetate, TAU
Evidence: preliminary · 9 criteria · 10 sources · May 5, 2026
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New Vitamin D3 (Cholecalciferol) vs Vitamin D2 (Ergocalciferol) for Everyday Supplement Choice
Vitamin D3 · cholecalciferol vs Vitamin D2 · ergocalciferol
Evidence: robust · 9 criteria · 8 sources · Apr 3, 2026
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New Whey Protein vs Plant Protein for Everyday Protein Powders
Whey protein powder · concentrate, isolate, hydrolysate vs Plant protein powder · pea, soy, rice, and blended plant proteins
Evidence: robust · 9 criteria · 12 sources · Apr 4, 2026
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New β-Nicotinamide Mononucleotide vs Nicotinamide Riboside Chloride for NAD+ Support
β-Nicotinamide Mononucleotide · NMN vs Nicotinamide Riboside Chloride · NR chloride
Evidence: promising · 9 criteria · 14 sources · Apr 29, 2026