Amino acid molecules are made of four main elements. You may remember them from science class: carbon, hydrogen, oxygen, and nitrogen. These elements form the same amino acid structure.
Using lactic acid for skin care can help you have a smoother, brighter complexion. As a gentle alpha hydroxy acid (AHA), lactic acid removes dead skin cells, lightens dark spots, and improves the look ...
D-aspartic acid (D-asp) is an amino acid that is important for both the endocrine system and the central nervous system (the brain and spinal cord). Studies have indicated that it boosts testosterone ...