One gram is 0.035274 oz; 28.35 g make an ounce. Metric recipes and nutrition labels into US kitchen measures, or gold prices per gram into per ounce, are the usual reasons to convert.
Where you'll meet this conversion
- 100 g of flour is 3.5 oz; 250 g of butter is 8.8 oz.
- A 30 g serving of cereal is about 1 oz.
- 1 troy oz of gold is 31.1 g, not 28.35 — precious metals use the troy ounce.
Common mistake
Converting weight grams to fluid ounces on a recipe — fl oz is a volume; 100 g of flour is 3.5 oz by weight but about 6.5 fl oz by volume.
Quick answer: one gram equals 0.035274 ounces. So to convert grams to ounces, multiply by 0.03527396.
How to convert grams to ounces
ounces = grams × 0.0352739619
The gram is the metric everyday unit for cooking ingredients, letters and jewelry. Originally defined as the mass of a cubic centimeter of water.
The avoirdupois ounce is exactly 28.349523125 grams. It dominates American recipe and food-label weights and is one sixteenth of a pound.
Gram to Ounce conversion table
| Gram (g) | Ounce (oz) |
|---|---|
| 0.01 g | 0.00035274 oz |
| 0.1 g | 0.003527 oz |
| 0.25 g | 0.008818 oz |
| 0.4 g | 0.01411 oz |
| 0.75 g | 0.026455 oz |
| 1.25 g | 0.044092 oz |
| 1.75 g | 0.061729 oz |
| 2.5 g | 0.088185 oz |
| 3.5 g | 0.123459 oz |
| 4.5 g | 0.158733 oz |
| 6 g | 0.211644 oz |
| 8 g | 0.282192 oz |
| 10 g | 0.35274 oz |
| 12 g | 0.423288 oz |
| 14 g | 0.493835 oz |
| 16 g | 0.564383 oz |
| 18 g | 0.634931 oz |
| 20 g | 0.705479 oz |
| 24 g | 0.846575 oz |
| 26 g | 0.917123 oz |
| 30 g | 1.0582 oz |
| 35 g | 1.2346 oz |
| 45 g | 1.5873 oz |
| 55 g | 1.9401 oz |
| 65 g | 2.2928 oz |
| 75 g | 2.6455 oz |
| 85 g | 2.9983 oz |
| 95 g | 3.351 oz |
| 110 g | 3.8801 oz |
| 125 g | 4.4092 oz |
| 175 g | 6.1729 oz |
| 250 g | 8.8185 oz |
| 350 g | 12.3459 oz |
| 450 g | 15.8733 oz |
| 600 g | 21.1644 oz |
| 750 g | 26.4555 oz |
| 900 g | 31.7466 oz |
| 1,500 g | 52.9109 oz |
| 2,500 g | 88.1849 oz |
| 10,000 g | 352.7396 oz |
Need the opposite direction? Use the Ounce to Gram converter, or read our complete guide to weight conversions for every formula in one place.
Frequently asked questions
How many ounces are in one gram?
One gram equals 0.035274 ounces. Multiply any gram value by 0.03527396 to get ounces.
What is 10 grams in ounces?
10 grams equal 0.35274 ounces (10 × 0.035274).
Is the gram to ounce conversion exact?
The conversion factor used here (0.0352739619) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.