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How Much Is 12 Fluid Ounces of Olive Oil in Grams?

Converting 12 fluid ounces of olive oil to grams gives 324.00 g. One fluid ounce of olive oil weighs 27g, so 12 fluid ounces is 12 × 27 = 324g. This conversion is specific to olive oil because each ingredient has a different density.

12 fluid ounces of olive oil
=
324.00g
Result using all fluid ounce standards info
324.00 g (US) 311.28 g (UK Fluid Ounce)
12 fluid ounces of olive oil is also
324.00

Formula and Step-by-Step

fluid ounces × 27g/fl oz = grams
  1. Start with 12 fluid ounces of olive oil
  2. 1 fluid ounce of olive oil = 27g
  3. 12 × 27 = 324g

The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.

Measuring Tip

Liquid densities vary: oils weigh less per cup than water, while syrups and honey weigh more. This is why ingredient-specific conversions matter even for liquids.

Olive Oil at Different Amounts

How olive oil scales across common fluid ounces measurements. Your amount (12 fluid ounces) is highlighted.

3 fl oz81 g4 fl oz108 g5 fl oz135 g6 fl oz162 g8 fl oz216 g10 fl oz270 g12 fl oz324 g16 fl oz432 g

For reference, 12 fluid ounces of olive oil (324g) is close in weight to a can of soup (305g).

Other Amounts of Olive Oil

Fluid Ounces US Grams UK Fluid Ounce
1 fluid ounce 27.00 g 25.94 g
2 fluid ounces 54.00 g 51.88 g
3 fluid ounces 81.00 g 77.82 g
4 fluid ounces 108.00 g 103.76 g
5 fluid ounces 135.00 g 129.70 g
6 fluid ounces 162.00 g 155.64 g
8 fluid ounces 216.00 g 207.52 g
10 fluid ounces 270.00 g 259.40 g
12 fluid ounces 324.00 g 311.28 g
16 fluid ounces 432.00 g 415.04 g

Understanding the Units

What is a Fluid Ounce?

There are 8 fluid ounces in a US cup and 128 fluid ounces in a US gallon. The UK fluid ounce is slightly smaller (28.413 ml vs 29.574 ml), so UK and US recipes using fluid ounces will differ slightly.

What is a Gram?

A gram (g) is a metric unit of mass equal to 1/1000 of a kilogram. It is the standard weight measurement for precise baking worldwide. Professional bakers prefer grams because they are more accurate than volume measurements.

Frequently Asked Questions

About 324.00 g, based on olive oil having a density of 216g per cup. The exact amount depends on how the ingredient is measured and the specific product.
Multiply the number of fluid ounces by 27 (grams per fluid ounce for olive oil). For 12 fluid ounces: 12 × 27 = 324.00 g.
For the most accurate results, weigh olive oil on a kitchen scale. If measuring by volume, use a liquid measuring cup on a flat surface and read the level at eye height.
Temperature has a minimal effect on most cooking liquids. The density of olive oil changes slightly with temperature, but the difference is usually less than 1-2% between refrigerator and room temperature. This conversion assumes room temperature.
Reverse the conversion: 324.00 g ÷ 27 = 12 fluid ounces. Or use the Grams to Fluid Ounces converter.