Assessment of Vitamin B-6 Status in Young Women Consuming a Controlled Diet Containing Four Levels of Vitamin B-6 Provides an Estimated Average Requirement and Recommended Dietary Allowance

• Published in: The Journal of nutrition Vol. 131; no. 6; pp. 1777 - 1786
• Main Authors: Hansen, Christine M., Shultz, Terry D., Memon, H. Sara, Kwak, Ho-Kyung, Leklem, James E.
• Format: Journal Article
• Language: English
• Published: Bethesda, MD Elsevier Inc 01.06.2001; American Society for Nutritional Sciences
• Subjects: Administration, Oral; Adult; alanine transaminase; Alanine Transaminase - analysis; Aspartate Aminotransferases - analysis; aspartate transaminase; Biological and medical sciences; blood plasma; Body Mass Index; diet; Diet - standards; enzyme activity; erythrocytes; Erythrocytes - metabolism; Estimated Average Requirement; Ethnic Groups; Feeding. Feeding behavior; Female; Fundamental and applied biological sciences. Psychology; Humans; metabolites; nutrient content; nutrient requirements; Nutrition Policy; Nutritional Status; prediction; Pyridoxal Phosphate - blood; Pyridoxal Phosphate - urine; Pyridoxamine - analogs & derivatives; Pyridoxamine - blood; Pyridoxamine - urine; Pyridoxic Acid - blood; Pyridoxic Acid - urine; pyridoxine; Pyridoxine - administration & dosage; Pyridoxine - blood; Pyridoxine - urine; Recommended Dietary Allowance; status assessment; urine; Vertebrates: anatomy and physiology, studies on body, several organs or systems; vitamin B-6; women; young adults; Estimated Average Requirement; EALT; PNG; RDA; vitamin B-6; status assessment; 4-PA; PMP; PLP; EAR; DRI; PL; EAST; Recommended Dietary Allowance; PN; women; Human; Micronutrient; Nutrient requirement; Dietary allowance; Diet; Estimation; Young adult; Female; B-Vitamins; Pyridoxine; Nutritional status; Feeding

The Recommended Dietary Allowance (RDA) of vitamin B-6 for young women was recently reduced from 1.6 to 1.3 mg/d based on an adequate plasma pyridoxal phosphate (PLP) concentration of 20 nmol/L. To assess vitamin B-6 requirements and suggest recommendations for intake, seven healthy young women cons...