Diet Pills and Weight Loss Products: Efficacy and Side Effects

Are over-the-counter diet pills as effective as Phentermine? Explore how Hydroxycut, Slim Fast, and fat-burning supplements like Yohimbine impact appetite and metabolism during fasting.

What Is in Slim Fast?

Published Jul,18 2017 | By Michele Turcotte, MS, RD

Slim-Fast is the brand name of a meal replacement shake manufactured by Unilever. This milk-based, calorie-controlled beverage is designed to encourage weight loss. Slim-Fast comes in a ready-to-drink can or in powder form in a variety of flavors.