Does collagen help hair growth? - Livescience.com

Does collagen help hair growth and can it help you achieve that elusive thick, lustrous mane?

In pursuit of thicker, healthier locks, you may have asked: 'does collagen help hair growth?' If you're sick and tired of having limp, thin hair, or, if you're struggling with hair loss, you've proba… [+5950 chars]

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