Niacin (also known as nicotinic acid, nicotinamide, niacinamide, vitamin B-3) is a B vitamin that is important in the normal functioning of the nervous system. Its commercial source is synthetic, and it may also be found in liver, yeast, meat, legumes, and whole cereals.equests from customers concerned about human-or animal-derived ingredients in their foods could also accelerate the use of synthetic L-cysteine in foods over feather-or human hair-derived L-cysteine. L-cysteine is considered a substance that is generally recognized as safe by the Food and Drug Administration.
Clique(verb) a narrow circle of persons associated by common interests or for the accomplishment of a common purpose; -- generally used in a bad sense. Clique(verb) to To associate together in a clannish way; to act with others secretly to gain a desired end; to plot; -- used with together. Origin: [F., fr.
Tweet. : a group of buildings, apartments, etc., that are located near each other and used for a particular purpose. : an emotional problem that causes someone to think or worry too much about something. : a group of things that are connected in complicated ways.ull Definition of COMPLEX. 1. a: composed of two or more parts: composite (2) of a sentence: consisting of a main clause and one or more subordinate clauses. 2. : hard to separate, analyze, or solve. 3. â comÂ·plexÂ·ly adverb. â comÂ·plexÂ·ness noun. See complex defined for English-language learners.