Founded in 1983, Jenny Craig, Inc. is one of the largest weight management service companies in the world. The Company offers a comprehensive weight management program that helps clients learn about portion control, develop a healthy relationship with food, increase their energy level through simple activity, and build more balance into their lives for optimal weight loss and well-being.Jenny Craig is more than just a diet. Our unique approach will help you achieve your weight loss goals - and you'll learn to make healthy lifestyle changes so you can keep the weight off..