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How Many Ounces in a Cup?

8fluid ounces

1 US cup = 8 fl oz = 16 tablespoons = 237 ml

What	Amount
Fluid ounces	8 fl oz
Tablespoons	16
Teaspoons	48
Milliliters	237 ml (240 ml on nutrition labels)

1 US cup = 8 fluid ounces. That's the volume answer, and it's true for any liquid.

For dry ingredients by weight, a cup is a different number of ounces per ingredient: a cup of flour weighs ~4.2 oz, sugar ~7 oz, honey ~12 oz. That's why serious baking recipes use grams.

Ounce amounts

Cups in 2 oz Cups in 4 oz Cups in 6 oz Cups in 8 oz Cups in 12 oz Cups in 16 oz Cups in 24 oz Cups in 32 oz Cups in 64 oz Cups in 128 oz ⚖️Recipe Scaler 🔄Cooking Converter 🌾Cups ↔ Grams