FAQ: Key active ingredients

The Fivefold Complex (signal peptides)

Peptide	What it does
sh-Polypeptide-1	bFGF-type peptide – supports follicle activity and a healthy growth cycle
sh-Polypeptide-9	VEGF-type peptide – supports circulation and nutrient delivery at the root
sh-Polypeptide-11	aFGF-type peptide – supports scalp cell renewal around the follicle
sh-Oligopeptide-2	IGF-type peptide – supports the growth phase for thicker-looking strands
sh-Oligopeptide-10	Signal peptide – rounds out the complex to support fuller-looking hair

Botanicals and amino acids

Ingredient	What it does
Arginine	Amino acid that supports strand strength and the look of vitality
Saw palmetto	Berry extract that helps maintain the appearance of fuller, thicker hair
Scutellaria root	Traditional herbal extract that nourishes the scalp and supports a balanced environment
Rosemary	Soothing botanical for a refreshed, invigorated scalp
Eucalyptus	Cooling botanical that leaves the scalp feeling clean
Soybean + wheat germ	Conditioning extracts for smoother, shinier-looking hair

The full INCI list is under “Full ingredient list” above.