Dietary Supplement Gluten Free Yeast Free Vegetarian Micro-Gel Sustained Release SystemIn a natural base of unsaturated fatty acids (from sunflower seed oil), rice bran and spirulina.In a special base which provides for the gradual release of ingredients over a prolonged period of time.Natures Plus has developed the absolute ultimate in a natural hair formula. Ultra Hair offers a mega B-Complex, with 500 mg of Pantothenic Acid, 2,000 mcg of Biotin, 400 mcg of Folic Acid and 100 mg of L-Cysteine, plus high potencies of Vitamins A and C, all combined in a special base which provides for the gradual release of ingredients over a prolonged period of time.