oz to g Conversion

What is an ounce (oz)?

An ounce is a unit of weight mostly used in the United States and a few other countries. In daily life, you will see it used for things like packaged food, jewelry, or even body weight in some cases. There are two main types:

• Avoirdupois ounce (used for general items) – 1 oz = 28.3495 grams
• Troy ounce (used for gold/silver) – 1 oz = 31.1035 grams

On this page, we’re referring to the standard avoirdupois ounce.

What is a gram (g)?

A gram is a metric unit of mass used widely in India and other countries. It’s part of the International System of Units (SI), and it is commonly used in grocery stores, medicine labels, and science labs.

1 kilogram = 1000 grams.

So, a gram is a small unit which is best for measuring light weights.

How to convert ounces to grams

To convert ounces to grams, you multiply the value in ounces by 28.3495.
Formula: grams = ounces × 28.3495

Example: If you have 3 oz:

3 × 28.3495 = 85.0485 grams. So, 3 ounces = 85.05 grams

You can use this formula to calculate manually or use our online converter.

Ounce to Gram Conversion Table

Common Use Cases:

• Buying protein supplements
• Measuring precious metals
• Cooking recipes from the US
• Converting science project values

Use this conversion tool to switch from ounces to grams and get accurate numbers every time.