Effective Application - Bottle contains 32 applications, based on average usage and standard hair type; Study results show that the active ingredients in the Grow Tonic formulation, when used for 14 days, initiate a new hair follicle growth cycle. Vegan & Cruelty Free - Umberto Giannini Grow Tonic is tested on hairstylists, not animals; It contains no animal or animal derived ingredients; It is also silicone free, sulphate free, and paraben free. Results in 2 Weeks - Study results show that the active ingredient in the Grow Tonic formulation, when used for 14 days, initiates new hair follicle growth cycle; Enjoy more hair in 2 weeks; Also features Algae for healing and moisturising, and Irish Moss to soothe and soften hair. Caffeine-Gro Complex - Umberto Giannini’s unique complex contains Caffeine and Black Coffee Seed Extract to stimulate circulation, Organic Pea Sprout Extract to accelerate hair growth and prolong the hair life cycle, and Seaweed and Marine Nutrients for hair health. Hair Growth Tonic - Incredible bio-active hair growth tonic formulated with natural ingredients proven to achieve the best length possible for your hair; Focus on areas where hair feels thinner or weakened, or you have noticed hair loss.