How many grams are in an ounce?
One avoirdupois ounce is approximately 28.3495 grams.
Detailed answer
The international avoirdupois ounce is defined as 1/16 of the international pound (0.45359237 kg). That yields about 28.349523125 g per ounce. Use this factor when converting recipe or postal weights between ounces and grams.
Relationship context
Grams are metric; ounces are imperial avoirdupois. Cooking and nutrition labels often need both, especially between US recipes and metric kitchens.
Quick conversion table
| Ounce (oz) | Gram (g) |
|---|---|
| 0.1 | 2.8349523125 |
| 1 | 28.349523125 |
| 2 | 56.69904625 |
| 3 | 85.048569375 |
| 4 | 113.3980925 |
| 5 | 141.747615625 |
| 6 | 170.09713875 |
| 7 | 198.446661875 |
| 8 | 226.796185 |
| 9 | 255.145708125 |
| Ounce (oz) | Gram (g) |
|---|---|
| 10 | 283.49523125 |
| 20 | 566.9904625 |
| 30 | 850.48569375 |
| 40 | 1,133.980925 |
| 50 | 1,417.47615625 |
| 60 | 1,700.9713875 |
| 70 | 1,984.46661875 |
| 80 | 2,267.96185 |
| 90 | 2,551.45708125 |
| 100 | 2,834.9523125 |
More Ounces converters
Dedicated pages from Ounce to every other common weight unit (kilogram, gram, milligram, pound, ounce, metric ton, stone, US short ton).
- oz to kg (Ounce to Kilogram)
- oz to g (Ounce to Gram)
- oz to mg (Ounce to Milligram)
- oz to ug (Ounce to Microgram)
- oz to lb (Ounce to Pound)
- oz to grain (Ounce to Grain)
- oz to carat (Ounce to Carat)
- oz to stone (Ounce to Stone)
- oz to uk-hundredweight (Ounce to Hundredweight (UK))
- oz to us-hundredweight (Ounce to Hundredweight (US))
- oz to metric-ton (Ounce to Metric Ton)
- oz to long-ton (Ounce to Long Ton (UK))
- oz to us-ton (Ounce to US Ton (Short))