sFRP4 partially inhibits hair regeneration, but the study needs clearer data analysis and better explanation of the process.
A protein called sFRP4 can partly inhibit hair growth.
The natural compound VB-1, found in a Chinese herb, can promote hair growth by boosting cell activity in human skin cells.
A natural compound called VB-1 can help promote hair growth by boosting a specific cell signal in human skin cells.
May 2022 in “Cardiovascular Toxicology”