January 2005 in “Elektronische Hochschulschriften der LMU München (Ludwig-Maximilians-Universität München)” Topical immunotherapy with DPCP is most effective for certain alopecia areata types, with success linked to age and disease duration, and influenced by a gene polymorphism.
Caffeine in Alpecin shampoo may help prolong hair root activity and reduce hair loss.
March 2023 in “Reactions Weekly”
February 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The herbal shampoo with Amla, Aloe vera, and Bhringraj is effective, safe, and eco-friendly.
December 2024 in “Pure and Applied Biology” The herbal shampoo with Aloe vera and Camelia sinensis is a safe and effective natural alternative for hair care.