Home ยป Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitamin Vitamins MCQs Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitamin January 26, 2022 20 Views Q. Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitamin A. Thiamin B. Riboflavin C. Niacin D. Pantothenic acid Answer: Thiamin