There are many different types of dermal fillers available, and the difference is based on what area of the face they are best suited for, their consistency, and what there made of.
Health Canada follows strict guidelines before approving any cosmetic product, and the labs are continually making improvements, which has resulted in fillers being almost risk-free.
Medical professionals might have a difference of opinion on which product they prefer to inject, but product sales reveal what the top selling brands are in Canada.