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Biotin 300 mcg

product on market Tablet or Pill Rugby Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Biotin is a B-vitamin that supports metabolic functions and the health of hair, skin, and nails. Research provides moderate evidence for its efficacy in individuals with specific deficiencies. The current formulation provides a standard dose with a high safety profile.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Biotin 300 mcg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Tablet(s)
Serving Size
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

300 mcg (100% DV)
10.0× RDA — above typical dose 27 studies (A:0, B:11)

Other Ingredients

Microcrystalline Cellulose Stearic Acid Vegetable Magnesium Stearate Croscarmellose Sodium Silicon Dioxide Pharmaceutical Glaze
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Directions: Adults and children 4 or more years of age: Take 1 tablet daily.

Warnings & Precautions

Tamper resistant - Do not use if safety seal under cap is broken or missing

Keep out of reach of children

Formulation Notes

Vitamin B Group Supplement

Free of: starch, soy, corn, gluten, yeast, preservatives, animal by-products, artificial colors-flavors.

Additional Information

To preserve quality and freshness, keep bottle tightly closed. Store between 15(0)-30(0)C (59(0)-86(0)F).

Rev. 07/15 R-92 Re-order No. 370334

50/60

Metadata

Product Details

UPC / SKU0 05366 65901 5
DSLD Entry Date2019-04-25
Product TypeVitamin
FormTablet or Pill
BrandRugby
DSLD ID200850
Data Updated2026-04-11
Research

Research Evidence

31
Research Sources
53
Avg Quality
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 PubMed DOI
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 PubMed DOI
B Dietary interventions for multiple sclerosis-related outcomes
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
B Interventions for infantile seborrhoeic dermatitis (including cradle cap)
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
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 PubMed DOI
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 PubMed DOI
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 PubMed DOI
B Effect of biotin on milk performance of dairy cattle: a meta-analysis
Meta Analysis Journal of dairy science 2011 PubMed DOI
B PROVIT: Supplementary Probiotic Treatment and Vitamin B7 in Depression-A Randomized Controlled Trial
Rct Nutrients 2020 PubMed DOI
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 PubMed DOI
View all evidence for Biotin →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.