The Farmasi Dr C Tuna Reviving Shampoo is a new and sealed product designed for thinning, brittle, or weak hair. This shampoo, in a 225ml standard size bottle, is part of the Farmasi product line and is formulated to provide nourishment and revitalization for damaged hair. With its focus on hair health and beauty, this shampoo is a practical choice for those looking to improve the condition of their locks.