Resveratrol

Resveratrol

Best for

Reduce fine lines and wrinkles

Promising early signal · 150 mg/day for 8 weeks · 1 study , n=60

71 papers · 5 claims · 181 outcomes scored · 5 positive

Outcomes

What resveratrol actually does, by outcome

Each row is one outcome with effect size, evidence base, the dose that worked in trials, and time to first effect. Magnitude tiers come from native-unit MCID where available, Cohen's d otherwise.

Outcome Effect Evidence Dose Weeks Rank
Reduce fine lines and wrinkles Promising early signal
moderate
1 study n=60 150 mg 8 wk #4/5
Lower your blood pressure Likely modest benefit
small
15 meta-analyses n=4.0k Meta-analyzed 8.1–3000 mg 4–14 wk
Lower bad and total cholesterol Studies contradict
trivial
20 meta-analyses n=8.8k Meta-analyzed 10–3000 mg/kg 4–26 wk #7/103
Slow biological aging markers Not enough research
trivial
2 meta-analyses n=632 Meta-analyzed 40–3000 mg 14–26 wk #1/2
Keep arteries flexible Not enough research
trivial
3 RCTs n=138 150–500 mg 4–4 wk

Risk profile

Adverse events and known drug interactions

Safety events

nephrotoxicity severe
Nephrotoxicity severe
Cardiac inflammation severe
Renal tubular necrosis severe
Urinary tract infection (hospitalisation) severe
Bowel blockage (hospitalisation) severe
Oesophageal tear repair (hospitalisation) severe
Pre-scheduled lumbar spine operation (hospitalisation) severe

Drug interactions

Paclitaxel major decreases effect
Cyclosporine major increases concentration
Midazolam major increases concentration
Drug:Warfarin major increases effect
Antidepressants major increases toxicity
other major increases effect
Warfarin major increases effect
Methotrexate major increases concentration
other major decreases effect
Bortezomib major unknown

Sources

  1. 1. Comparison of Resveratrol Supplementation and Energy Restriction Effects on Sympathetic Nervous System Activity and Vascular Reactivity: A Randomized Clinical Trial. (2021)
  2. 2. Trans-Resveratrol Supplementation and Endothelial Function during the Fasting and Postprandial Phase: A Randomized Placebo-Controlled Trial in Overweight and Slightly Obese Participants. (2017)
  3. 3. Effects of resveratrol or estradiol on postexercise endothelial function in estrogen-deficient postmenopausal women. (2020)
  4. 4. Sirtuin 1 and Vascular Function in Healthy Women and Men: A Randomized Clinical Trial Comparing the Effects of Energy Restriction and Resveratrol. (2023)
  5. 5. Impact of sirtuin-1 expression on H3K56 acetylation and oxidative stress: a double-blind randomized controlled trial with resveratrol supplementation. (2018)
  6. 6. Impact of Resveratrol Supplementation on Human Sirtuin 1: A Grading of Recommendations Assessment, Development and Evaluation-Assessed Systematic Review and Dose-Response Meta-Analysis of Randomized Controlled Trials. (2025)
  7. 7. Resveratrol Improves Vascular Function and Mitochondrial Number but Not Glucose Metabolism in Older Adults. (2017)
  8. 8. Trans-resveratrol reduces visible signs of skin ageing in healthy adult females over 40: an 8-week randomized placebo-controlled trial. (2025)
  9. 9. Calorie restriction-like effects of 30 days of resveratrol supplementation on energy metabolism and metabolic profile in obese humans. (2011)
  10. 10. High-dose resveratrol supplementation in obese men: an investigator-initiated, randomized, placebo-controlled clinical trial of substrate metabolism, insulin sensitivity, and body composition. (2013)

Generated August 14, 2026

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