- Procerin tablets are composed of a proprietary blend of carefully balanced ingredients aimed at combatting male hair loss. Procerin tablets have been available in the US for over 20 years (Procerin.com) and for over 19 years in the UK. Procerin® has a long history of safe, effective use for men who want to retain their hair whilst also steering clear of any of the common side effects associated with some alternatives. Procerin® was also featured on ITV's "This Morning" program with Holly & Phillip.