🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 60% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

2 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
60% Evidence Coverage

Supplement Facts — Evidence Check

300 mcg (100% DV)
📊 10.0× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.3mg
Calcium
154 mg (15% DV)
117 mg (12% DV)
✅ Within RDA (0.2× RDA of 700 mg) 📚 12 studies (Tier A: 0, B: 3)
RDA 700mg This product: 117mg UL 4000mg
📊 Market median: 500.0mg (861 products) 📚 60 studies (Tier A: 4, B: 13)
This product: 1000mg
📊 Market median: 200.0mg (198 products) 📚 6 studies — no high-quality reviews
This product: 400mg

Other Ingredients

Dicalcium Phosphate Microcrystalline Cellulose Stearic Acid Silicon Dioxide Magnesium Stearate Hypromellose Croscarmellose Sodium Polydextrose Titanium Dioxide Maltodextrin Talc Medium Chain Triglycerides Peppermint Oil

Label Claims — Verification

All Other
Structure/Function
All Other (100% of products) Structure/Function (91% of products) Nutrient (57% of products)

Target Groups

Adult (18 - 50 Years) No Allergies Dairy Free

Product Information

📋 Directions for Use

DIRECTIONS: TAKE 2 TABLETS PER DAY WITH FOOD. YOU MAY TAKE BOTH TABLETS TOGETHER OR AT SEPARATE TIMES.

⚠️ Warnings & Precautions

Keep out of reach of children.

Do not use this product if the safety seal on the bottle is broken or missing.

🧪 Formulation Notes

No Preservatives. No Artificial Colors. No Dairy. No Soy. No Common Allergies.

Additional Information

Andrew Weil, M.D., donates all his after-tax profits from the sale of Weil Nutritional Supplements to the Weil Foundation, an organization dedicated to sustaining the vision of integrative medicine.

For more information on the Weil Foundation, visit: www.weilfoundation.org

Store in a cool, dry place.

WEIL(TM) Andrew Weil, M.D.

Sustains Energy Level, Promotes Brain Cell Function and Supports Metabolic Efficiency

Product Details

UPC / SKU 8 53108 00020 1
DSLD Entry Date 2013-03-25
Product Type Other Combinations
Form Tablet or Pill
Brand Juvenon
DSLD ID 19896
Data Updated 2026-04-11

Research Evidence

31 Research Sources
53 Avg Quality Score
12 Meta Analysis
9 Systematic Review
5 Rct
2 Clinical Trial
1 Regulatory Source
1 Openfda Safety
B Pentasaccharides for the treatment of deep vein thrombosis
Meta Analysis The Cochrane database of systematic reviews 2017
B Quantitative comparison of the efficacy of clinical drug treatments for primary progressive multiple sclerosis
Meta Analysis Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2023
B Dietary interventions for multiple sclerosis-related outcomes
Meta Analysis The Cochrane database of systematic reviews 2020
B Interventions for infantile seborrhoeic dermatitis (including cradle cap)
Meta Analysis The Cochrane database of systematic reviews 2019
B Effect of varicocelectomy on sperm deoxyribonucleic acid fragmentation rates in infertile men with clinical varicocele: a systematic review and meta-analysis
Meta Analysis Fertility and sterility 2021
B Effect of feeding biotin on milk production and hoof health in lactating dairy cows: a quantitative assessment
Meta Analysis Journal of dairy science 2011
B Factitious Graves' Disease Due to Biotin Immunoassay Interference-A Case and Review of the Literature
Systematic Review The Journal of clinical endocrinology and metabolism 2016
B Effect of biotin on milk performance of dairy cattle: a meta-analysis
Meta Analysis Journal of dairy science 2011
B PROVIT: Supplementary Probiotic Treatment and Vitamin B7 in Depression-A Randomized Controlled Trial
Rct Nutrients 2020
B High-dose biotin for multiple sclerosis: A systematic review and meta-analyses of randomized controlled trials
Meta Analysis Multiple sclerosis and related disorders 2021
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