RegenCo. Dandruff Control ShampooRegenCo. Dandruff Control Shampoo is a specialised hair care product designed to effectively address and manage itchy, dandruff prone scalps and strengthen weak strands (hair shafts). Herbocell active ingredients help to remove flakes, reduce scalp dryness and irritation, hydrate the epidermal layer, clean greasy scalps, restore shine, and bounce from the dermal papilla (hair roots) to the ends of the hair shaft.