Aveda has introduced Blonde Revival, a 96% naturally-derived, vegan, and silicone-free system specifically formulated to revive blonde hair in just one use. The natural beauty brand owned by Estee Lauder recently revamped itself as a vegan brand, as reported in Happi.   The new, multi-benefit blonde revival system features a purple toning shampoo and conditioner that helps neutralize brassy tones for a brighter, beautiful, illuminated blonde result after just one use, said the company. The blo...