Bellyrubs Organic 16-Ounce Liquid Dog Supplement, Glucosamine HCL with MSM, Yucca and Bromelain 2500mg Glucosamine, OVER DOUBLE THE STRENGTH of what most competitors offer. Want quick results go with Bellyrubs liquid for faster cellular absorption than many pill forms. MSM combined with other natural ingredients such as Yucca, Vitamin C, Magnesium and Vitamins B6 and B12 for added hip and joint relief. Made in the good old USA supporting jobs here in America. Unlike pills that have a set amount per pill this is liquid and you decide the amount to give, each bottle can be used for various size dogs and dosage amounts. Veterinarian approved with USA human grade ingredients.