VB-1, a natural compound, may promote hair growth by enhancing important cell signaling and increasing key gene expression.
The natural compound VB-1, found in a Chinese herb, can promote hair growth by boosting cell activity in human skin cells.
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May 2018 in “PeerJ” VB-1, a natural compound, may promote hair growth by enhancing a key cell growth pathway.
Melatonin may help hair growth by affecting certain cell signals, and the paper improved after revisions.
August 2021 in “Journal of the American Academy of Dermatology” The shampoo's ingredients' effect on a hair growth pathway in cells was tested, but the results are not given.