INCI Name: Palmitoyl Tripeptide-5, (3) High purity
CAS#:  147732-56-7
Form: Powder, White
Category: Antiaging
Recommended Usage in formulation: 0.0001% - 0.001% 
Solubility: Soluble in water and glycerin

Tips: 

-- Suggest making it into a 0.2% solution before adding 3-5% to your formula at the cooldown phase.

-- Add the same concentration of Palmitoyl Tetrapeptide-7 to the solution to mimic Matrixyl 3000 skin benefits

Document: 

Technical Data Sheet
MSDS