I think it's 890mg.
one gram equals 1,ooo mg's
1000 mcg equals 1 mg.
1000 mcg equals 1 mg.
1000 mg equals 1 gm
680 mg
1 mg equals how many grams?
100 or 1000 mg's equals 1 gram
a gram equals a thousand milligrams, so 3,000 mg
10 mg
12,800 mg
45.5ng=mg
8200 mg