Viviscal Viviscal Strengthening Conditioner is formulated with essential hair building blocks Biotin and Keratin, and fortified with Marine Collagen and Seaweed extract, to deliver nourishing hydration without weighing hair down. Viviscal's formula conditions and strengthens locks, leading to fuller, thicker, healthier-looking hair. Unlike some other hair loss shampoo and conditioners, this hair conditioner for women or men is paraben-free, SLS-free and SLES-free. Suitable for everyday use, this moisturising conditioner helps to promote the appearance of healthy looking hair growth. Viviscal Advanced Haircare has a watery floral fresh signature scent. Directions: After using Viviscal Thickening Shampoo, massage into clean wet hair; apply to mid-lengths/ends. Leave for 2-3 minutes and rinse.