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Biotin

product on market Capsule SuperiorLabs 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 processes and the production of keratin for hair and nail health. Research indicates limited evidence for its effectiveness in healthy individuals, though it is strongly indicated for those with a deficiency. The ingredient profile maintains a high safety rating for general use.

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

Label

Product Label

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

Label Data

1 Capsule(s)
Serving Size
120
Servings
Vitamin
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

5000 mcg (16667% DV)
166.7× RDA — above typical dose 27 studies (A:0, B:11)

Other Ingredients

Rice Concentrate Cellulose
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Use: As a dietary supplement, adults take 1 capsule per day or as directed by your health care practitioner. Best when taken with a meal.

Warnings & Precautions

Caution: Do not exceed recommended dosage.

Please consult physician if pregnant or nursing, taking medication or have a medical condition before consuming this product.

Not intended for use by individuals under the age of 18. Keep out of reach of children.

Do not use if safety seal is damaged or missing.

Formulation Notes

Biotin is a water-soluble B vitamin, also known as Vitamin B7, and has been shown to support healthy nails, hair and skin. Superior Labs Biotin capsules contain 5,000 mcg Biotin, with absolutely no magnesium stearate, dioxides or any potentially harmful ingredients of any kind.

Superior Labs Biotin capsules contain 5,000 mcg Biotin, with absolutely no magnesium stearate, dioxides or any potentially harmful ingredients of any kind.

Metal Safe Heavy metal tested

Optimal absorption Pure and potent Maintains healthy hair Retains nail strength Promotes healthy skin Supports energy metabolism This product is formulated, developed and manufactured in an FDA-registered and GMP- certified facility and is 3rd party inspected by a leading compliance authority for superior quality assurance.

Vitamin B7

Does not contain: Magnesium stearate, dioxides or any potentially harmful ingredients of any kind.

Additional Information

Store in a cool, dry place.

Metal Safe Heavy metal tested Certified GMP Facility Manufactured in the USA with globally sourced ingredients

Metadata

Product Details

UPC / SKU8 50569 00609 4
DSLD Entry Date2025-09-25
Product TypeVitamin
FormCapsule
DSLD ID338171
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
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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.