. Patricks' signature 'SH1 Daily Thickening Shampoo' was concocted by specialist chemists and is fortified with the brand's trademark 'Patricks Recovery Compound (PRC)', a potent plant-based formula with Red Clover and Acetyl Tetrapeptide-3 that works to minimise hair loss, enhance strand mass and reduce inflammation. The heady Vetiver and Baltic Amber scent will invigorate your morning routine. , Thickening shampoo, Massage into wet hair, then rinse, Follow with the coordinating conditioner