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biotin
Biotin is primarily used in medical and nutritional contexts. It is most frequently associated with beauty and wellness marketing, specifically regarding the strengthening of hair, skin, and nails, though its biological role is broader, involving the metabolism of macronutrients.
As a chemical compound and vitamin, it is treated as an uncountable noun. It refers to the substance itself rather than individual units, meaning it does not have a plural form in standard usage.
Meanings
Examples
I started taking a biotin supplement to help with my brittle nails.
Does this shampoo actually contain biotin for hair growth?
Biotin acts as a coenzyme for several critical metabolic enzymes.
Maybe my hair loss is just a biotin deficiency.
The doctor suggested increasing my intake of biotin through eggs and nuts.
Raw egg whites contain avidin, which prevents the absorption of biotin.
Raw egg whites contain avidin, which prevents the absorption of biotin.
I wonder if this new skin cream with biotin really works.
Biotin is essential for the synthesis of fatty acids.