How much rice bran oil is equivalent to 250 grams of butter?

To substitute rice bran oil for butter, a general guideline is to use about 75% of the amount of butter since oil is more concentrated. Therefore, for 250 grams of butter, you would need approximately 187.5 grams of rice bran oil. This translates to about 187.5 milliliters of rice bran oil, as 1 gram of oil is roughly equivalent to 1 milliliter. Adjustments may be necessary based on the specific recipe and desired texture.