The smoothies purchased in the store will contain tons of added sugar, artificial colors and extra calories. Some of them may not contain any real fruit, registered dietitian nutritionists Beth Stark said Insider.
Stark said he skipped the trip to the juice bar and made a healthy smoothie instead. A well-balanced smoothie should contain some protein and whole fat to compensate for all the sugary carbohydrates in the fruit.
A nutritionally balanced smoothie keeps your blood sugar stable and will leave you fuller for longer, the culinary dietitian said. Jennifer Lease.