Abstract
This article aimed to verify, through a literature review, the efficacy of collagen supplementation among the various existing methods to fight aging. Skin aging is a result of decreased cellular function due to intrinsic or extrinsic factors and its main clinical causes, are characterized by wrinkles, flaccidity, hyperpigmentation, thickening and roughness. The loss of collagen initiates in adult life and intensifies around the age of 40 years old. Factors such as free radicals, poor diet, alcoholism, smoking and some diseases also contribute to this loss. There are several treatments for this purpose, being brought in this study the benefits of vitamins C and E, hormonal replacement, micropuncture, microfocused ultrasound, or macrofocused, sculptptra, filling with hyaluronic acid and oral dietary supplementation, the last being a good choice since it brings satisfactory effects, allowing a good appearance and increasing population's self-esteem. It is important to emphasize, however, that this method should not be expanded to all people at random, so that each patient has its own peculiarities and a specific indication of therapy to fight skin aging.