There's currently not enough evidence to definitively say collagen directly promotes hair growth. Here's the breakdown:
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Collagen is a protein that gives hair its structure. Collagen supplements might support hair growth, improve scalp health and blood circulation.
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Most studies on collagen and hair growth are small-scale or haven't been conducted on humans. There's no strong scientific proof that collagen directly boosts hair growth.
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Focus on consuming protein, vitamins, and minerals that support hair health through a balanced diet.
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Maintain a clean and healthy scalp with a gentle routine.
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If you have hair concerns, a dermatologist can recommend solutions based on the underlying cause.
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