Which vitamin is commonly deficient in the American diet?

50 percent of Americans are deficient in vitamin A, vitamin C, and magnesium. More 50 percent of the general population is vitamin D deficient, regardless of age. 90 percent of Americans of color are vitamin D deficient. Approximately 70 percent of elderly Americans are vitamin D deficient

Explanation:

I agree. 50 percent of Americans are deficient in vitamin A, vitamin C, and magnesium. More 50 percent of the general population is vitamin D deficient, regardless of age. 90 percent of Americans of color are vitamin D deficient. Approximately 70 percent of elderly Americans are vitamin D deficient.

my biggest life lesson is that if you do something bad/wrong it comes straight back to you karma. one time this kid threw an snowball at me then he slipped on ice now that's karma.

explanation:

answer; monaxial;