Our original hair vitamin with increased collagen levels has been specially formulated for women 35 years+. Hairburst Hair vitamins are specifically formulated with biotin, selenium and zinc which contribute to the maintenance of normal hair. Collagen is found in our skin hair and nails and depletes as we age. Increased Marine Collagen in Hairburst 35+ supplements helps to maintain healthy hair, skin and nails. Achieve longer, stronger locks with Hairburst Women's 35+ Vitamins, a set of 60 hair growth supplements created especially for women over the age of 35. The capsules are powered by a combination of Marine Collagen and Iron, which use potent amino acids improve hair strength and elasticity and help prevent thinning. Biotin works to thicken strands and add shine, while Vitamins C and B6 support natural collagen production to encourage growth. With daily use, hair appears fuller, glossier and overall healthier. Free from gluten, dairy and nuts.