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weight conversion

How many grams are in 1 ounce?

Quick answer, a live calculator, and reference values—built for fast, mobile-friendly lookups.

Main answer
1 ounce = 28.35 grams
Result
1 ounce = 28.35 grams

Factor: 28.3495

There are 28.35 grams in 1 ounce.

1 ounce equals 28.35 grams. An ounce is a common weight unit for food, parcels, and everyday items. A gram is another weight unit you'll often see on scales and nutrition labels.
Need the other direction?
Convert grams to ounces.

Examples

  • 1 ounce
    28.35 grams
  • 5 ounces
    141.75 grams
  • 10 ounces
    283.5 grams
  • 100 ounces
    2,834.95 grams

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