TrichoLens evidence library

Hair-loss research, treatment evidence, and scalp-tracking guides.

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Scientific illustration of a growing hair follicle surrounded by teal regenerative signals and coral regression signalsA03
18 min

Could Kartogenin Be the Next Hair Growth Breakthrough?

A neglected research molecule increased primary human outer root sheath cell activity, delayed follicle regression in mice, and produced a striking cartilage-regeneration signal in a separate rabbit study. The hair case is still preclinical, but the next experiments could be unusually informative.

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