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Biotin 5000 mcg

Natural Factors
4.8
(993 ratings)
Biotin 5000 mcg
Product Image
Score96

A reliable 5,000 mcg biotin capsule with calcium for foundational hair and nail strength.

How scoring works
Quantity:60 Capsule(s)(60 servings)
Goals:
Nail Health
Hair Health
Skin Health

Score 96

A reliable 5,000 mcg biotin capsule with calcium for foundational hair and nail strength.

How scoring works
$8.37($0.13 per serving)
iHerb
$ 8.37
Vitacost
$ 8.37
Amazon
$ 0.00
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Analysis

This supplement provides 5,000 mcg of biotin paired with dicalcium phosphate for structural support. Biotin is a key cofactor for enzymes that build the protein matrix in nails, making them less prone to splitting.

It is a clean, effective capsule that avoids common allergens and fillers. This product is a solid choice for anyone looking for a reliable, no-nonsense supplement to support their hair density and skin surface health.

Pros

  • Potent 5,000 mcg dose
  • Includes calcium support
  • Clean capsule format
  • High customer satisfaction
  • Budget-friendly

Cons

  • Contains dicalcium phosphate (filler for some)
  • Not a 'mega dose' if that's what you need
  • Simple, single-nutrient approach

Warnings

  • Biotin can mask certain blood markers in emergency tests
  • Keep the bottle tightly closed in humid environments

Nutrient quality

93 Highest impact

Therapeutic biotin dosage directly supports the maintenance of keratinized structures. Calcium inclusion assists with mineral balance while supporting the capsule format.

Ingredient transparency

100 Highest impact

Labeling clearly identifies the concentration of both biotin and calcium. Instructions for use are direct and easy to interpret for consistent daily intake.

Customer satisfaction

95 Highest impact

Exceptional average ratings reflect strong consumer approval and perceived efficacy. Review volume is sufficient to provide a reliable indication of consistent quality.

Value for money

95 Highest impact

Cost per serving is very competitive for therapeutic biotin. High potency and simplified formula provide significant economy for the consumer.

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Goals

Impact
Highest effect
A+ Goal FitA Strength of SupportC CoverageA+ Formula Quality

This supplement provides 5,000 mcg of biotin, which is a therapeutic level often used to address nail brittleness and increase plate thickness. Biotin is a required cofactor for enzymes involved in the synthesis of the protein keratin, the main component of the nail.

The clean capsule format avoids the extra additives found in tablets, ensuring the efficient delivery of the vitamin. This focused approach provides the necessary metabolic support for nail structural growth.

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Impact
Highest effect
A Goal FitA+ Strength of SupportD+ CoverageA Formula Quality

Biotin is delivered at a therapeutic dose of 5,000 mcg per capsule to support the building blocks of hair and nails. Calcium is also included in the formula, though it does not directly contribute to the hair health goal.

This single-nutrient focused supplement is ideal for those seeking to specifically improve hair strength and quality. The capsule format provides a clean and transparent delivery of the active vitamin.

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Impact
High effect
C- Goal FitA- Strength of SupportF CoverageA- Formula Quality

This supplement provides 5000mcg of biotin to support the production of keratin, a protein vital for skin structural integrity. While biotin is foundational for metabolic processes in the skin, it is often best used as part of a multi-ingredient approach.

The simple capsule format ensures high purity and lacks the binders found in tablets. It provides a standard, potent dose for those looking to support the health of structural tissues.

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Ingredients

IngredientAmount per serving
Biotin
5000 mcg
Calcium (Dicalcium Phosphate)
125 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
Biotin · 5000 mcg OverallScore89
B+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value
This high-potency capsule provides 5,000 mcg of biotin to support healthy hair, skin, and nails. It is a clean and reliable option for individuals looking for focused structural support.
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