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Ounce to Milligram (oz → mg)

Convert ounce to milligram instantly. The conversion factor below is exact by international definition.

Realtime·mass·imperial
Exact
oz
× 28,349.5231
mg
28,349.52
Precision [auto]
6

📐oz to mg formulaExact

mg = oz × 28349.523125000003
Inverse: oz = mg × 3.527396e-5

Worked example: 1 oz = 28349.523125000003 mg

ℹ️About these units

Ounce (oz)
Source: 1 oz = 1/16 lb exact.
Milligram (mg)

📊Reference table: oz → mg

Ounce (oz)Milligram (mg)
128,349.52
256,699.05
5141,747.62
10283,495.23
15425,242.85
20566,990.46
25708,738.08
501,417,476.16
1002,834,952.31
2507,087,380.78
50014,174,761.56
75021,262,142.34
1,00028,349,523.13

Want a downloadable CSV? Append ?format=csv to the API /api/v1/table endpoint.

🔁Reverse & related

Reverse: mg → ozoz → goz → kgoz → μgoz → toz → lboz → stoz → tnoz → long tn

🔌API & widget

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