Cosmetics Formulation Development

B5 3% Pure Keratin™ (Natural, Sheep Wool) 2% Creatine 100 1% Melatonin Forte™ 1% Biotin Express™ 2% Biotinyl-GHK (Biotinoyl Tripeptide-1) 3% Phenoxyethanol 0.5% water to 100% complete, can all the extracts be mixed together without any problem? able to act Is it working normally? Are there any extracts that work or produce similar results? Disturbing staff to help cut it out to reduce unnecessary redundant use. Thank you.

Hello, the formula can be mixed. But the pH must be controlled not to be too low. because if too low Biotin Express can precipitate?