What Are the Advantages of Procapil? Procapil has several advantages, including promoting hair regrowth, controlling hair thinning, improving blood circulation, reducing inflammation, and protecting hair follicles from oxidative stress. It is also a safe and effective ingredient that can be used long-term without side effects. Additionally, it is enriched with natural ingredients such as oleanolic acid, biotinyl tripeptide-1, and apigenin, which have additional benefits for hair health.