Wella Professionals Balance Anti Hair Loss Serum. Balance Anti Hair Loss Serum penetrates and stimulates scalp and hair roots, helping reduce non-congential loss by strengthening the hair. Wella Professionals Balance range soothes, calms and refreshes the scalp, leaving it refreshed, purified and cared for with special ingredients of Bamboo, Cafferine and Menthol. With new and improved formulas with intriguing textures, fragrances and colours, Wellas Care and Style range will have you looking your best.