taurine and l-carnitine together L-Carnitine: The Ultimate Supplement Duo Taurine Supplement for Dogs with
Description
Helps visibly brighten underarms and reduce pigmentation

It is available as a dietary supplement and medication for various health conditions
BPC-157: Bro-Science or Breakthrough

Downstream signalling of Insulin and IGF has also been studied in this context and revealed that blocking of this pathway at various points induced differentiation
R.SpitzerM.FaughtB.et al