B3.Vitamin B3 is also known as Nicotinic acid.It is found in foods such as yeast, MEAT, FISH, milk, eggs.Pellagra is caused due to deficiency of Vitamin B3.Vitamin deficiency DISEASE caused by the deficiencyChemical NameVitamin AXerophthalmia, night blindnessRetinol, retinalVitamin B2Angular cheilitis, AriboflavinosisRiboflavinVitamin DRicketsErgocalciferol, cholecalciferolVitamin B6PellagraPyridoxine, pyridoxamine, pyridoxal