Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitamin HomeVitamins MCQsConcentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitaminQ. Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitaminA. ThiaminB. RiboflavinC. NiacinD. Pantothenic acidAnswer: Thiamin