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.
Hydrolyzed collagen is a substance produced by breaking down collagen derived from animal bone and/or connective tissues. The collagen is broken down by means of a process called hydrolysis, which involves the decomposition of compounds by reaction with water molecules.