The addition of AC Keratin Hydrolysate 30 PF to a cosmetic formulation may provide real consumer perceivable benefits such as reduced irritation, conditioning, film-forming and sustained foam capabilities. AC Keratin Hydrolysate 30 PF may enhance moisturization and conditioning properties of a wide variety of skin care and hair care applications, in addition to, providing film forming and anti-irritant benefits to leave skin and hair hydrated and healthy.