Avalon Organics Shampoo Clarifying Lemon (325ml). Avalon Organics Shampoo. Avalon Organics Lemon Shampoo is formulated for dull or lackluster hair, this shampoo, containing a medley of Lemon Essential Oil, Quinoa Protein, Aloe and Vitamin E, gently clarifies, brightens and removes excess oils and dulling buildup.. pH balanced. This Avalon Organics shampoo formula is EWG VERIFIED™, which means it meets the Environmental Working Group's strictest criteria for ingredients, transparency, and health and features the EWG VERIFIED™ seal on its labe