Bumble and bumble Seaweed Conditioner is a lightweight daily detangler with marine greens that nourishes, softens, and helps manage freshly-washed hair. Who: Practically anyone except very dry or coarse; ideal for frequent bathers (color compatible). When: Daily, following Bumble and bumble Seaweed Shampoo. Vegan. Bumble and bumble is a PETA certified cruelty-free brand; they do not test any of their products on animals.