Two Distinct regions of the integumentary system: epidermis & dermis. Underneath dermis is hypodermis (superficial fascia), also called subcutaneous tissue which is composed of loose connective tissue (mostly areolar and adipose).
A collagen facial is a treatment designed to restore the depleted collage in your face and rejuvenate your skin. Ultimately, a collagen facial will slow down the aging process by replenishing your body's natural proteins through external applications.
Collagen dressings are dressings that are derived from animal sources, such as bovine (cattle), equine (horse) or porcine (pig) sources. The collagen helps to promote the growth of new collagen at the wound site, prompting an often speedier recovery period.