Amplify the appearance of fine, flat hair with Coco & Eve’s Tripeptide Hair Density Serum. The clinically-tested treatment combines actives Redensyl™ and Procapil™ with powerful peptides to encourage visibly fuller results. Forming a part of the Boost Therapy collection, the leave-in formula utilises a blend of caffeine, bifida extract and probiotics to help nourish and protect the scalp, promoting optimal conditions for healthy-looking hair growth. Use the serum daily for best results.