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21st Century, Biotin, Super Potency, 5000 mcg, 110 Capsules

21st Century, Biotin, Super Potency, 5000 mcg, 110 Capsules

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In Stock
  • Expiration Date: Aug 2019
  • Shipping Weight:
    0.3 lbs
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  • Product Code: CEN-27116
  • UPC Code: 740985271162
  • Package Quantity: 110 Capsules
  • Dimensions:
    3.8 x 2.5 x 1.8 in, 0.25 lbs
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Product Overview


  • 10% Free
  • Vitamin Supplement
  • An Essential B-Complex Vitamin for Normal Metabolism of Carbs, Protein & Fats
  • 21st Century...for a Healthier Future
  • Laboratory Tested - Quality Guaranteed

Biotin is part of the B-complex vitamins. It aids in cell growth and production of fatty acids. It is an essential nutrient for normal metabolism of carbohydrates, proteins and fats.

Suggested Use

Take one (1) capsule daily with any meal for maximum daily results, or as directed by your healthcare provider. Do not exceed recommended dosage.

Other Ingredients

Cellulose, gelatin, stearic acid, magnesium silicate, magnesium stearate.

No added sugar, yeast, preservatives, artificial flavors or colors.


Keep out of reach of children. Do not use if product appears to be tampered with or seal is broken. Store at room temperature.

Supplement Facts
Serving Size: 1 Capsule
  Amount Per Serving % DV
Biotin 5000 mcg 1667%
Calcium (as Dicalcium Phosphate) 113 mg 11%
Percent Daily Value (DV).
iHerb Customer Reviews


Posted by 5260684804725157828 on Jun 14, 2017 | Verified Purchase

Works well I have been using it for 2 weeks now and I can already see results my nails grew faster didn't see much difference in my hair I should wait to judge but I totally recommend it.

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Good price

Posted by 5220922106811393586 on May 06, 2017 | Verified Purchase

seems to work well

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Posted by 4854489836942681428 on Apr 18, 2017 | Verified Purchase

Biotin is a great way together with multivitamins,to avoid you from loosing hair. Especially during the winter. Will buy again.

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Posted by 4717684711457222659 on Apr 08, 2017 | Verified Purchase

love your products

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Great for strengthening fingernails

Posted by 5497426120307750899 on Mar 14, 2017 | Verified Purchase

I have always had strong fingernails but lately they have been peeling and splitting. I was advised that Biotin might be able to assist, and so far after only 2 weeks of taking it I have noticed a great improvement with my nails and I'm impressed.

Thanks for your feedback!