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Convert Grams to Milligrams

Quick answer

1 g = 1,000 mg

(and 1 mg = 0.001 g)

Grams-to-Milligrams formula

To convert grams to milligrams, multiply the value by 1,000:
mg = g × 1,000

Grams to Milligrams conversion table

Grams (g)Milligrams (mg)
1 g1,000 mg
2 g2,000 mg
3 g3,000 mg
5 g5,000 mg
10 g10,000 mg
20 g20,000 mg
25 g25,000 mg
50 g50,000 mg
100 g100,000 mg
250 g250,000 mg
500 g500,000 mg
1000 g1,000,000 mg

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