At One Place

500 mg to g

500 milligrams in grams
500 mg = 0.5 g
g = mg × 0.001

500 milligrams is 0.5 grams. To get there, multiply by 0.001.

Values either side

Milligrams near 500, converted to grams.
Milligrams Grams
250 mg 0.25
300 mg 0.3
350 mg 0.35
400 mg 0.4
500 mg ← 0.5
750 mg 0.75
1,000 mg 1

How the conversion works

The relationship is g = mg × 0.001. Both units measure mass, so the conversion is a fixed factor that never changes.

Common questions

What is 500 mg in grams?
500 mg is 0.5 g.
How do you convert milligrams to grams?
Multiply by 0.001.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked