And it's nutritious, to boot. The nutritionist’s new-and-improved grapefruit diet meal plan … Research has also found that eating half a grapefruit before every meal can lead to greater weight loss in dieters. Eating half a grapefruit (or drink 8 ounces of grapefruit juice) may block enzymes involved in fat and carbohydrate storage, and speed up the way our bodies burn fat, resulting in weight loss. The grapefruit diet is a protein-rich meal plan that focuses on consuming grapefruit or grapefruit juice at every meal. Grapefruit is also sometimes touted for weight loss. The Grapefruit Diet is a short-term diet plan that requires you to consume grapefruit or grapefruit juice with each meal. Nootkatone, an essential oil found in grapefruit, has also been studied for its potential to enhance metabolism and weight loss. Native to subtropical climates, grapefruit is a type of citrus that contains many vitamins and minerals.

Despite its reputation as a "fat-burner," grapefruit has no special ability to burn away excess fat. One serving of grapefruit has only 53 calories and about 2 grams of fiber.

Although fad diets are generally unhealthy and ineffective, one aspect of the grapefruit diet was on to something: Eating grapefruit or drinking grapefruit juice, as part of a healthy lifestyle, can help you lose weight.

Grapefruit contains nootkatones, chemical compounds that animal studies have shown may boost metabolism and promote weight loss. Proponents of the diet claim that grapefruit contains calorie-burning enzymes that can lead to quick weight loss. Nootkatone is responsible for that distinct citrusy aroma that you smell whenever you slice into a ripe grapefruit. The diet's goal is quick weight loss, and it's a 12-day plan. In 2004, a book titled "The Grapefruit Solution" suggested that eating grapefruit could improve the success rate of the weight loss plan of your choice.

In one study, researchers found no evidence to suggest that grapefruit can help people lose weight. Grapefruit juice may help to lower insulin levels, which makes it easier to keep the pounds off. The Grapefruit Diet usually lasts about 12 days, but if you want to … They’re also high in fiber, which keeps you satiated and can help balance blood sugar levels. Does Eating Grapefruit Make You Lose Weight?. The research on nootkatone as a potential weight loss aid is still somewhat preliminary. One small study published in 2006 and funded by the Florida Department of Citrus found that the addition of a half grapefruit or 4 ounces of juice with meals resulted in an average weight loss of more than 3 pounds in 12 weeks, with some participants losing 10 pounds. The grapefruit diet has been in and out of dieting trends for the past few decades, but Dr. Oz recently declared that “grapefruit’s back for weight loss, and it’s better than ever!” The renewed excitement around eating grapefruit for weight loss is partly due to natural health expert and The Dr. Oz Show regular Kellyann Petrucci, ND.