Lash Boost contains isopropyl cloprostenate (&'ICP';), a synthetic prostaglandin analog. Lash Boost also contains almond extract and may not be safe for those with nut allergies. Please consult your doctor before use. Please see full ingredient list below: Water/Aqua/Eau, Butylene Glycol, Hydroxyethlcellulose, Keratin, Hydrolyzed Keratin, Biotin, Sodium Hyaluronate, Isopropyl Cloprostenate, Octapeptide-2, Allantoin, Panthenol, Copper Tripeptide-1, Pantethine, Polypeptide-23, Cucurbita Pepo (Pumpkin) Seed Extract, Glycerin, Sea Water, Malus Domestica Fruit Cell Culture Extract, Hydrolyzed Glycosaminoglycans, Prunus, Amygdalus Dulcis (Sweet Almond) Fruit Extract, Backhousia Citriodora Leaf Oil, Dipotassium Glycyrrhizate, Rhizobian Gum, Styrene/Acrylates/Ammonium Methacrylate Copolymer, Xanthan Gum, PVP, Lecithin, PEG-12 Dimethicone, Alcohol Denat., Chlorphenesin, Phenoxyethanol, Sorbic Acid, Sodium Hydroxide.