Ingredient

Biotin

Biotin is a nutrient belonging to the B vitamin complex.

See medicines used for Nutrition & Energy
All medicines
189
Single ingredient
10
Combination
179
Prescription medication
14
OTC medication
175

MFDS ingredient code M050704

What does it do?

Biotin is a water-soluble vitamin that belongs to the B vitamin group. It is primarily used to prevent or treat vitamin deficiency. It particularly helps with skin health and energy metabolism.

Biotin acts as a cofactor for enzymes that assist in the metabolism of carbohydrates, fats, and proteins in the body. Through this, it contributes to energy production and the maintenance of cell functions. It also supports skin and hair health.

Commonly used for

Approved uses differ by product. Check each product's information for its actual use.

Good to know

Biotin works in conjunction with other B vitamins, but it is characterized by its important role in metabolic processes. It has a different mechanism of action than vitamin B1 and is available either alone or as a mixed vitamin preparation.

Medicines containing this ingredient

Even with the same ingredient, strength, dosage form and how it is taken can differ.

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Dosage form
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189 total

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Even with the same ingredient, dosage and approved uses can differ by strength, dosage form and combined ingredients. Check each product's information before taking it.

Combined ingredients

Ingredients used together with this ingredient in combination products.

Questions about this ingredient

  • QI'm thinking of taking biotin for my hair; what is its active ingredient?

    Biotin is a water-soluble vitamin of the B complex that acts as a cofactor for enzymes involved in the metabolism of carbohydrates, fats, and proteins. It is described to support skin and hair health; however, there are various causes of hair loss, so please see a doctor if the symptoms persist.

    Answers 1 · 2026.09.14

For anything that needs medical judgment, consult a doctor or pharmacist.

SourceKorea Ministry of Food and Drug Safety (Drug Safety Korea)

This drug information is based on data provided by the Korea Ministry of Food and Drug Safety.
Consult a doctor or pharmacist for accurate dosage, administration, and usage instructions.