Mark Birch Hair TR2 For Thinning Hair and Hair Loss | Scalp Therapy LotionThe TR2 Scalp Therapy Lotion is specially formulated to treat thinning hair and to prevent hair loss using a combination of stimulants, herbal extracts and vitamins. Size: TR2 Scalp Therapy Lotion, 50ml DHT Inhibiting Co Enzyme How it works: TR2 scalp lotion helps prolong hair growth and control hair loss. Contains a sophisticated co enzyme which stimulates protein synthesis of nucleic acid in the hair follicle helping accelerate the metabolic