For healthy skin, collagen is key: This naturally occurring protein keeps skin smooth and youthful, but our bodies produce less collagen as we get older. The result? Thinner skin, dryness, and more wrinkles.
Definition of BLACK BILE. : a humor of medieval physiology believed to be secreted by the kidneys or spleen and to cause melancholy. ADVERTISEMENT.1681. a humor of medieval physiology believed to be secreted by the kidneys or spleen and to cause melancholy. ADVERTISEMENT. 1681.
False Melena. Black stool is generally âtarryâ in nature, producing a strong, foul odor not usually found in typical waste. When it is benign, black waste can be caused by the consumption of certain foods, supplements, minerals, or medications. This dietary connection is known as âfalse Melenaâ as medical Melena refers to blood from internal bleeding discoloring the stool.