Biotin 10000 mcg®
Single Vitamin & MineralBrand: 21st Century
Functions
Net Contents
120 Tablet(s)
Serving Size
1 Tablet(s)
Servings Per Container
Not specified
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
7 40985 27757 7
Product Version
501256-0919N
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
2 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
2 ingredients report a %DV; 1 meet or exceed 100% DV.
Label states: Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Free From
- Gluten
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Tablet(s) · 1 per day
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Directions: As a vitamin supplement, adults take one (1) tablet daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage.
Warnings & Precautions
Precautions re: All Other
Do not exceed recommended dosage.
Precautions re: Pregnant or Nursing or Prescription Medications
Warning: Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.
Precautions re: All Other
Stop use and contact a physician if adverse reactions occur.
Precautions re: Children
Keep out of reach of children.
Precautions re: All Other
Do not use if product appears to be tampered with or seal is broken.
Storage
Storage
Store at room temperature.
Formulation
Formulation re: Does NOT Contain
No added Sugar, Yeast, Preservatives, Artificial Flavors or Colors.
Formulation re: Other
Hair, Skin & Nail Support
Formulation re: Does NOT Contain
Gluten free
Formula re: Contains
Biotin is part of the B-complex vitamins that provides support for hair, skin, & nail health. It is an essential nutrient for normal metabolism of carbohydrates, proteins and fats.
FDA Statements
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
FDA Statement of Identity
Vitamin Supplement
Other Label Statements
General Statements: All Other Content
Individual results may vary.
Seals/Symbols
Guaranteed quality Laboratory tested
Manufacturer & Distributor
Manufacturer
21st Century HealthCare, Inc.
2119 S. Wilson St., Tempe, AZ, 85282, USA
Market Reference
21st Century Biotin
21st-century-vitamins4.7(1100)$9.9921st Century Biotin Tablets 10,000 mcg
Walmart - Pharma Frills5.0(1)$29.9721st Century Hair, Skin & Nails Extra Strength Tablets
OTC Superstore4.6(8100)$8.8921st Century Advanced Formula Hair, Skin & Nails 50 Tablets
Target4.6(4800)$11.6521st Century, Biotin,10,000 mcg, 120 Capsules
goderichrx.com$10.0021st Century Vitajoy Biotin Gummies
21st-century-vitamins4.6(397)$11.9921st Century Biotin 10000 mcg 120 Tablets (Pack of 3)
GoSupps.com4.8(1700)$74.99Natrol Biotin mcg
Target4.8(24000)$9.99
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
Holland & Barrett - Nottingham Victoria
4.2 (25)Vitamin & Supplements Shop
Unit 14, Victoria Shopping Centre, Milton St, Nottingham NG1 3QD
UNIVERSAL SPORTS NUTRITION
4.9 (155)Sports Nutrition Shop
541 Woodborough Rd, Mapperley, Nottingham NG3 5FR
Total Body Nutritions
4.9 (37)Vitamin & Supplements Shop
132 Coppice Rd, Arnold, Nottingham NG5 7GT
Health Nutrition
3.0 (2)Vitamin & Supplements Shop
Foxhall Lodge, Foxhall Rd, Forest Fields, Nottingham NG7 6LH
PlantPills
4.0 (6)Vitamin & Supplements Shop
Unit 428, 37 Westminster Buildings, Theatre Square, Nottingham NG1 6LG
Pharmanostix Ltd
5.0 (6)Vitamin & Supplements Shop
Ingenuity Centre, Lenton, Nottingham NG7 2TU
Holland & Barrett - Nottingham Clumber Street
4.3 (70)Vitamin & Supplements Shop
8-10 Clumber St, Nottingham NG1 3GA
Holland & Barrett - Sherwood
4.5 (47)Vitamin & Supplements Shop
617 Mansfield Rd, Sherwood, Nottingham NG5 2FW
Research & Studies
Biotin Supplementation: The Complete Scientific Guide to Evidence and What the Research Actually Shows
TC FREE, BMRC FREE - sighedeffects.com
… While biotin is unquestionably essential for human health, and … “necessary nutrient” to “take 10,000 mcg daily for longer hair” rests … in supplements, meaning that much of a 10,000 mcg …
Vitamin B7 (Biotin) and its role in hair, skin and nail health
S Kannan, J Balakrishnan, P Nagarajan - Hydrophilic Vitamins in Health …, 2024 - Springer
… Appropriate Dosages of Biotin Supplements: Biotin supplements come in various dosages, typically from 1000 µg (mcg) to 10,000 mcg per dose. Determining the suitable dosage …
202412 citationsBiotin Supplementation: Efficacy and Clinical Risks
JO BCHN, C CN - Integrative Medicine, 2025 - search.proquest.com
… dose biotin supplements-often up to 10 000 mcg- exceeding the FDAs recommended 30 mcg … strength in healthy individuals is enhanced at high doses of biotin. The National Institute of …
2025Vit B7 (Vit H, Biotin, Coenzyme R)
K Anastassakis - … A to Z: Vol. 2 Drugs, Herbs, Nutrition and Supplements, 2022 - Springer
… the twenty-first century. Notably, after the initial discovery of … to healthy nails and hair, and actually, biotin supplementation … to take 1000 mcg/day of Biotin supplements for an average of …
20224 citationsConsumer perception of biotin supplementation
JJ John, SR Lipner - Journal of cutaneous medicine and …, 2019 - journals.sagepub.com
… the easy accessibility of biotin supplements online, patients … biotin products at dosages between 2500 and 10 000 mcg, … relying on internet resources for health care decisions. Moreover, …
201917 citationsBiotin: from nutrition to therapeutics
DM Mock - The Journal of nutrition, 2017 - academic.oup.com
… Urinary 3HIA and 3HIAc are sensitive indicators of marginal biotin deficiency in healthy adults in whom biotin deficiency is induced experimentally (12). Interestingly, the urinary …
2017151 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2021-10-22. DSLD Label ID: 258314. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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