Caviar Anti-Aging Shampoo by Alterna makes it easy for you to defend your locks against brittleness. It s infused with a combination of polymers and resins working together to create a weightless structure within the hair. This body building shampoo is free of harsh ingredients and is gentle on strands. This product has no gluten which makes it suitable for use by people who have sensitivities. It s enhanced with fragrances for a scent that stays with you. It s compatible with all sorts of hair types.