Nutrition

Nutrition covers blood markers of vitamin and mineral status. The vitamins panel reports population percentiles for 25-hydroxyvitamin D, vitamin A, vitamin E, vitamin C, serum folate, RBC folate, vitamin B12, and methylmalonic acid. The trace elements panel reports serum zinc, serum copper, and serum selenium. Each analyte page states the NHANES source cycle, weight, and slice sample size used for its percentiles.