How do I convert grams to ounces?

Divide by 28.3495. For example, 100 g 28.3495 = 3.527 oz.

Is this a fluid ounce or weight ounce?

Avoirdupois ounce for weight, not fluid ounce for volume.

Do I need to sign up?

No, completely free with no registration.

Ounce to Gram Converter — Convert oz to g

The Ounce to Gram Converter converts between ounces and grams — essential for cooking, fitness, shipping, and science. All calculations happen locally in your browser. Whether you are following a recipe from a different country, measuring supplements, or comparing product weights, converting between ounces and grams is essential for accurate measurements.

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How to Use

1
Enter a value: Type the oz or gram value in the "From" field.
2
Select direction: Choose oz or g as your starting unit.
3
Read result: Converted value appears instantly. Use ↕ to swap.

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The Formula

oz to g

value × 28.3495 = grams

g to oz

value ÷ 28.3495 = ounces

Uses the avoirdupois ounce standard (1 oz = 28.349523125 g).

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Real-World Applications

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Cooking
8 oz flour = 227 g. Follow any recipe across US/European units.

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Fitness
2 oz scoop = 56.7 g protein. Track macros across systems.

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Shipping
16 oz = 453.6 g. Calculate postage for domestic & international.

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Science
High-precision conversion for lab measurements and dosages.

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How the Conversion Works

One ounce equals 28.3495 grams. To convert ounces to grams, multiply by 28.3495. To convert grams to ounces, divide by 28.3495. The formula is displayed with each conversion result, making it easy to understand the calculation process. Adjustable precision ensures you get exactly the level of accuracy you need.

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Quick Reference Tips

28 grams is roughly 1 ounce for quick estimates. A standard chocolate bar is about 100g (3.5 oz). Cooking conversions: 8 oz of flour is approximately 227 grams. Use the swap button to toggle between measurement systems.

Frequently Asked Questions

How do I convert ounces to grams?

Multiply by 28.3495. Example: 4 oz × 28.3495 = 113.4 g.

Is this fluid ounce or weight ounce?

Avoirdupois ounce (weight). Fluid ounces measure volume — a different unit.

What is 8 oz in grams?

8 oz = 226.8 g (half a pound in the imperial system).

Is my data safe?

Yes. All calculations happen locally in your browser. No data is sent anywhere.

How many grams in 1 ounce?

1 oz = 28.3495 grams. For cooking, 28g per oz is usually close enough.

What is 8 oz in grams?

8 oz = 226.796 grams. This is a common cup measurement in US recipes.

Is this converter accurate for baking?

Yes, use 2 decimal places for cooking and up to 4 for precise baking requirements.

🔒 Privacy Note: All calculations happen locally in your browser. No data is sent or stored.

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