It counteracts hair loss and strengthens the roots. Improves Density And Fortifies Hair. With All The Softness, Elasticity And Lightness Given By Coconut Extract This liquid and light serum contains all the properties of SymHair® Force 1631, an active ingredient sustainably extracted with Blue Biotechnology from Tahitian microalgae. Ex vivo tests have shown that SymHair® Force revitalizes roots, stimulates cell proliferation and reduces the regression phase. It therefore counteracts the fall and prevents it, while also improving density. Finally, the tests carried out have shown that it effectively strengthens the hair: hair breakage has been reduced by up to 82% compared to the placebo. SymHair® Force 1631 has been inserted into a hydrating base called Active Coconut Water. HOW CAN YOU USE IT Pure on the scalp Night treatment on the scalp In addition to your favorite product FRAGRANCE: None FORMAT: 50 ml