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Collagen strengthens the hair follicle and regenerates the hair, Zivanovic says.
Liliya Krueger
While collagen doesnt directly promote hair growth, it can boost it, she goes on.
It will also encourage hair growth by boosting the blood circulation in the scalp.
When and how should I explore taking collagen?
The natural production of collagen decreases starting at age 25, so Zivanovic suggests introducing supplements from then.
