Securely purchase the full range of GcMAFpets products featuring our non-serum bioidentical GcMAF formula. Supplementing this to a sick animal helps aggressively stimulate immune response to a wide range of health issues the immune system is responsible for regulating and eradicating. Our transdermal gels and sublingual sprays are safe, effective and easy-to-use at home. They are suitable for vertebrate animals of all sizes including dogs, cats, birds, guinea pigs, rodents, horses and reptiles.