top of page
  • White Facebook Icon
  • White Twitter Icon

Fit for Life diet

Fit for Life diet

Concept or Theory Behind this Diet:

The Fit for Life diet is a weight loss program developed by Harvey and Marilyn Diamond in the 1980s. It was first introduced in their bestselling book, "Fit for Life." This diet plan focuses on specific eating principles based on Natural Hygiene, a health movement from the 19th and early 20th century.

Key principles of the Fit for Life diet include:

  1. Food Combining: This principle states that certain food groups should not be eaten together. Specifically, the diet argues that proteins and carbohydrates should not be consumed in the same meal. The theory behind this is that different foods require different digestive environments and mixing them might lead to indigestion and incomplete absorption of nutrients. However, there's limited scientific evidence to support this claim.

  2. Fruit Until Noon: Fit for Life encourages eating only fresh fruit or fruit juice for breakfast until noon, based on the idea that the body is in a detoxification process in the morning.

  3. 80/20 Rule: The diet suggests that each meal should consist of 80% plant-based foods and 20% protein or concentrated foods to maintain the optimal balance in the body.

  4. Avoid Dairy and Animal Products: The diet recommends avoiding dairy and animal products as much as possible, based on the belief that these products are not optimal for digestion and health.

While many people have reportedly lost weight following the Fit for Life diet, it's important to remember that the principles it promotes are not universally supported by scientific research. For example, the theory of food combining lacks strong scientific evidence, and a balanced breakfast, including proteins, fats, and carbohydrates, is often recommended for optimal health.

As with any diet plan, it's crucial to consult with a healthcare professional or a dietitian before starting to ensure that the plan aligns with your specific nutritional needs and health goals.

HOLLAND CLINIC uses AI to Supercharge Your Care

See how we are using artificial intelligence (AI) to bring your care to a whole new level

Logo for Holland Clinic's new AI powered weight loss program

This website is intended to provide information about medical weight loss. However, no information presented here should be construed as medical advice. This website is for informational and educational purposes only. Before starting any weight loss program, it is important to consult with your health care provider to ensure the program is safe and appropriate for you. Your health care provider can provide personalized guidance, advice, and support to help you reach your weight loss goals. If you choose Dr. Holland as your provider, you should only follow the advice he gives you personally during your meetings with him and if you are uncertain about your care you should contact Holland Clinic and not rely on this website.

© 2024 by Holland Clinic, Inc.  All rights reserved

Holland Clinic
Medical Weight Loss Program
Mark J. Holland MD
2440 Louisiana NE, Suite 540
Albuquerque, New Mexico  87110
(505) 232-6818
bottom of page