Melanin is a substance that is found in the skin and hair of people of different races. It is responsible for the color of those skin and hair colors.
Many people have dark skin because they have a lot of melanin.
Many people have light hair because they have a lot of melanin in the hair follicles.
noun
insoluble pigments that account for the color of e.g. skin and scales and feathers
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It causes sunburn and it triggers the production of melanin.
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Tyrosine is also the precursor to the pigment melanin.
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The presence of melanin in feathers increases their resistance to abrasion.
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Melanin is melanin in skin color.
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He thought the pigment was melanin.
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Melanin is a stable free radical.
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Norepinephrine also is associated with melanin.
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It has to do with melanin and addiction.
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Being black is not a 'melanin imbalance'.
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But it also describes melanin as a polyacetylene.