how many ounces of grapefruit juice  take before each meal
Improved lipid profiles were achieved with consumption of 1 grapefruit daily for 30 days. 16 Grapefruit juice 8 oz (237 mL), or half of a fresh grapefruit, 3 times a day before each meal for 12 weeks resulted in weight loss in a clinical trial evaluating the effect on metabolic syndrome.