Best Answer: The abbreviation e.g. means 'for example', and is short for the Latin exempli gratia. The English language uses many Latin words and abbreviations of Latin words. e.g. ad nauseam - 'to a disgusting degree' [Latin literal meaning 'to sickness'] e.g. - 'for example' [abbrev for exempli gratia]
Vitamin B3 is one of 8 B vitamins. It is also known as niacin (nicotinic acid) and has 2 other forms, niacinamide (nicotinamide) and inositol hexanicotinate, which have different effects from niacin. All B vitamins help the body convert food (carbohydrates) into fuel (glucose), which the body uses to produce energy.
Full Definition of NIACIN. : an acid C6H5NO2 of the vitamin B complex found widely in animals and plants and used especially against pellagra; also: nicotinamide âcalled also nicotinic acid. See niacin defined for English-language learners. See niacin defined for kids.ull Definition of NIACIN. : an acid C6H5NO2 of the vitamin B complex found widely in animals and plants and used especially against pellagra; also: nicotinamide âcalled also nicotinic acid. See niacin defined for English-language learners. See niacin defined for kids.