How is Niacin extracted, and from where is it extracted?

Niacin for supplements is often extracted from liver. A sizable quantity is synthesized, rather than extracted. One way of extracting it is via oxidation of nicotine using nitric acid, the method used in the first historical preperation of Niacin. See Niacin - Wikipedia for more details. read more

of niacin in infant formulae. A method using aqueous extraction followed by ion-pair HPLC with UV detection has also been used for analysis of vitamin premixes but is only suitable for this purpose. Deuterated niacin compounds are commercially available for MS procedures for the determination of niacin. Further work may be required in this area. read more