What it is: A concentrated serum that helps hair look thicker, denser, fuller, and healthier. Hair Type: Fine, Medium, and Thick Hair Texture: Straight, Wavy, Curly, and Coily Hair Concerns: - Thinning - Volumizing Highlighted Ingredients: - Redensyl™ (Givaudan): Targets stem cells and human fibroblasts from the derma papilla to improve hair density. - Procapil™ (Sederma Inc.): Increases blood flow in the scalp, which allows the hair to be well nourished, resulting in the appearance of thicker hair. - Baicapil™ (Provital): Increases the look of hair density. Ingredient Callouts: Free of parabens, formaldehydes, formaldehyde-releasing agents, phthalates, mineral oil, retinyl palmitate, oxybenzone, coal tar, hydroquinone, sulfates SLS & SLES, triclocarban, triclosan, and contains less than one percent synthetic fragrance. It is also vegan, gluten-free, and cruelty-free. What Else You Need to Know: This concentrated formula is designed to support hair health so that it looks thicker, denser, fuller, and healthier. The technologies present in this formula include Redensyl complex (with larix europaea wood extract and camellia sinensis leaf extract), Procapil peptide complex (with biotinoyl tripeptide-1), Capixyl™ peptide complex (with acetyl tetrapeptide-3 and trifolium pratense flower extract), Baicapil complex (with scutellaria baicalensis root extract, triticum vulgare germ extract, and glycine soja germ extract), AnaGain™ (pisum sativum extract) and high-solubility caffeine (one percent net caffeine by weight), in an ultra-lightweight, emollient base for efficient penetration.