Optavia's most popular plan, 5&1, involves eating low carbs, lean meats, and about 1,000 calories/day. The Optavia diet aims for rapid weight loss centered around pre-packaged foods like soups ...

To learn more about Optavia's plans and offerings, I tested the products and spoke with a nutritionist. Here's what I found. Optavia is a diet company that sells bars, shakes, snacks and easy-to ...