Helix BioMedix, Inc., a biotechnology company, develops peptide-based therapeutics for dermatology and skin health in the United States. It is developing HB4208 for treatment of the rare disease Xeroderma Pigmentosum; and BIOACTIVE SMARTPEPTIDES, a bioactive peptide ingredient for skin care companies. The company was founded in 1988 and is based in Bothell, Washington.