Vichy Dercos Collagen Filler 17 Shampoo

Benefits/Features This protocol, enhanced with pro-collagen & citric acid, acts on the resilience of hair weakened by collagen loss 17*. Strengthens the deeper internal structure of the hair and prevents hair loss due to breakage. Proven effectiveness: repairs 5 years of damage with the 1st use.*** 10 times stronger hair. ** +29% volume. *** +99% strengthening of the internal structure of the hair. **** visibly denser hair mass. ***** suitable for all hair types. dermatologically tested. *in vitro test on ingredients. **laboratory test after application of pre-shampoo, shampoo and conditioner. ***laboratory test after application of the entire routine. ****laboratory test after 6 applications of pre-shampoo, shampoo and conditioner. *****consumer test on 63 people, 24 hours