Spectral.csf is the ultimate result of extensive research into the complex biology of female hair. This anti-thinning formula stimulates the hair, promoting optimal hair and scalp vitality while remaining very light, to avoid buildup. Breakthrough technology delivers key benefits resulting in hair that looks and feels luxurious, fuller, thicker and healthier. Formulated specifically with women's biological needs in mind, Spectral.csf comes from extensive research into the factors that lead to female hair thinning. As a result of that research, Spectral.csf targets factors like follicular bulb size, hormonal fluctuations, skin sensitivity and styling practices. As effective as male-specific products but providing a lighter formula, this formula promotes the vitality of the scalp and follicles and creates stronger, thicker-looking hair. Spectral.csf is light and won't create buildup or grime in the hair. This means more volume and healthy, full body for you. First and foremost, Ds Laboratories is a technology company aggressively focused on innovation. All their products have active pharmaceutical ingredients that help ensure the best quality and provide high added value in the care of hair problems.