Lazartigue Stronger Serum 50ml + Offer Boost Capsules x30Strengthen hair from the root with the Lazartigue Stronger Duo, combining an intensive scalp serum with a complete nutritional supplement. The serum boosts density, reduces breakage and revitalises weakened roots, while Boost capsules support growth, resilience and vitality from within. Ideal for thinning, fragile or postpartum hair lacking strength and density. Your complete routine for visibly stronger, fullerlooking hair.