The Official GOAT List: Ranking the Greatest Weight Loss Diets of All Time

GoatWars fans rank Mediterranean Diet the greatest of all time among Weight Loss Diets, with a 72.9% Goatscore.

Chasing the crown: #2 Intermittent Fasting (58.6%), #3 Low-Carb Diet (Atkins, Keto, etc.) (57.9%).

This GOAT List is based on 492 fan votes in head-to-head battles, as of April 24, 2026.

Weight Loss Diets

Image Credits: BBC Good Food

Dive into the chaotic world of the 'Greatest Weight Loss Diets of All Time' on GoatWars, where the stakes are as high as your calorie deficit! People get hilariously heated over whether intermittent fasting trumps the South Beach Diet, or if Paleo has the edge over Keto because, obviously, cavemen knew best, right? And let's not forget the legendary battles that have folks splitting hairs over net carbs versus total carbs, or whether eating like a hunter-gatherer is practical when you live five steps away from a grocery store. The cultural ripples? Huge. Everyone from your gym buddy to your grandma has an opinion, making every discussion a potential popcorn-worthy spectacle. It’s the ultimate food fight, blending science with a sprinkle of personal success stories and a dash of 'my diet can beat up your diet' attitudes.

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All Time ranks by all-time win rate across every head-to-head battle. Latest ranks by latest fan sentiment, updated as new battles are voted on.

1. MEDITERRANEAN DIET

72.9% win rate

#1 Greatest Weight Loss Diets of All Time

2. INTERMITTENT FASTING

58.6% win rate

#2 Greatest Weight Loss Diets of All Time

3. LOW-CARB DIET (ATKINS, KETO, ETC.)

57.9% win rate

#3 Greatest Weight Loss Diets of All Time

4. PALEO DIET

55.8% win rate

#4 Greatest Weight Loss Diets of All Time

5. WEIGHT WATCHERS

51.7% win rate

#5 Greatest Weight Loss Diets of All Time

6. SOUTH BEACH DIET

49.5% win rate

#6 Greatest Weight Loss Diets of All Time

7. DASH DIET

42.1% win rate

#7 Greatest Weight Loss Diets of All Time

8. VOLUMETRICS DIET

26.1% win rate

#8 Greatest Weight Loss Diets of All Time

9. VEGAN DIET

18.4% win rate

#9 Greatest Weight Loss Diets of All Time

GOAT List FAQs

Who is the greatest of all time among Weight Loss Diets?

GoatWars fans rank Mediterranean Diet the greatest of all time among Weight Loss Diets, with a 72.9% Goatscore.

How is the GOAT List calculated?

The GOAT List ranks every contender in Weight Loss Diets by Goatscore: the percentage of head-to-head GoatWars battles they have won, as voted by fans.

How many votes is this ranking based on?

This GOAT List is based on 492 fan votes in head-to-head battles, as of April 24, 2026.