Peanut butter: Ounces (oz) to Grams Conversion

By Fidamen-Chefsolver Team | Reviewed by Ugo Candido | Updated July 14, 2026

Peanut butter spread; dense and high-fat, flows slowly but measures consistently by weight.

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Ingredient

US cup = 236.588 mL
1 tbsp = 14.787 mL
1 tsp = 4.929 mL

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Based on the measured density of Peanut butter (1.07 g/mL). Values rounded; real weight varies by brand, packing and temperature. Full sources in the tool on ChefSolver.

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Reference table

oz	g
1	28
2	57
3	85
4	113
5	142
8	227
10	283
12	340
15	425
20	567
25	709
30	850
40	1134
50	1417

Weigh for cookies, sauces, or smoothies; scrape to level in volume measures if needed.

FAQ

Can I swap natural and stabilized PB?: Natural separates and is looser when warm; stabilized is firmer. Use weight and adjust liquids.

Peanut butter: Ounces (oz) to Grams Conversion

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