About the Density Preserving Scalp DropsDensity Preserving Scalp Drops contain an innovative active complex designed to help maintain follicle condition and protect hair density and quality over time*. The synergistic complex within our clinically tested, lightweight serum provides an instant feeling of stimulation and improves hair condition to reduce scalp visibility with continued use. Dermatologically tested. Suitable for sensitive skin.*when used for three months continuously. If you liked Trichotherapy Tricho 7 Scalp Drops, youu2019ll love DENSITY PRESERVING SCALP DROPSu2026What has changed?An innovative, clinically tested anti-hair loss active thatu2019s proven to help slow hair loss with continued use* Caffeine, known to stimulate and awaken the scalp Botanical, fruit-derived anti-hair loss active Saw Palmetto, which is understood to reduce hair loss A cooling scalp stimulant for an instant feeling of stimulation, and a lasting cooling effect The texture is now a fast-absorbing (and equally lightweight) easy-to-use serum Alcohol (which can be drying and sensitising for skin) has been removed, so the formula is now purely water based What has stayed the same?The ingredients Piroctone Olamine, Glycerin, Azelaic Acid, Pyridoxine HCL and Zinc PCA all remain within this formula u2014 with the benefit of increased levels of inclusion of the latter three.