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It’s based on giving up certain foods for a month to eliminate cravings and reset hormones.

The Mediterranean variant of the paleo diet swaps wild-caught seafood for lean meat.

Mimicking the diet of our caveman ancestors, the paleo diet emphasizes a balance of 30% fat, 35% vegetables (no grains) and 35% protein. It restricts any kind of processed food.

A meal-replacement program that emphasizes reduced calories and six small meals a day.

Highly restrictive, the Dukan diet declares war on both carbs and fats.

Relying on very little evidence, the carnivore diet relies on ultra-high protein sources and nearly zero carbs.

A low-carb diet that’s very high in fat, the “keto” diet is also known for lowering blood sugar.

A diet that combines the low-carb features of the Atkins diet with a reduction in saturated fat for better heart health

The original low-carb dietary pattern centered on meat consumption, but it has evolved.

Precise levels of each aren’t as important as where they’re sourced.