The Diets Your Favourite Celebrities Swear By

Similar to Paleo, South Beach and Atkins, this low-carb, protein and fat based a diet is all about getting your body into ketosis. The very strict ketogenic diet relies on fueling your body with stored fat produced by your liver — rather than relying on sugar (glucose) that comes from carbohydrates (grains, legumes, vegetables and fruits). While this diet, originally designed to help kids with epilepsy, it’s mad popular — and serious risks have been flagged by Harvard.

Followers of Keto:

Halle Berry, Vanessa Hudgens, Vinny Guadagnino, Jenna Jameson and Alicia Vikander

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If you think this means you eat extremely healthy for 80 per cent of the time — and eat what you want for 20 per cent of it, then you are exactly right. It’s important to note that this is less of a “diet” or “weight loss tool” and more of a lifestyle change and different approach to eating. They say the 80/20 lifestyle encourages balance, moderation and indulging without remorse.

For 80 per cent of the time, the idea is to stay away from simple carbs (wheat, flour, etc.) and white sugar — while you can eat more of what you want for 20 per cent of the time. Pro-tip: don’t binge.

Followers of 80/20:

Kristin Cavallari, Kelly Rowland, Miranda Kerr and Jillian Michaels

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Through praying and fasting, this religious inspired diet focuses on faith and food. While there are no details on exactly what’s being consumed in terms of nutrients — a strong sense of spirituality is at the heart of it.

Followers of Faith and Fasting:

Chris Pratt announced he was on “Day 3 of the Daniel Fast” back in January and explained, “It’s 21 days of prayer and fasting.” Ashley Graham also told ELLE she participates in praying and fasting as well.

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The Dukan diet, which hails from France, involves three phases. It starts with a phase of all protein, followed by certain vegetables on certain days, then comes the phase in which you get to add some foods such as cheese and bread. In the final phase, you more or less maintain that third phase, except you revert to an only-protein day one day of the week.

Followers of the Dukan diet:

To lose weight for her wedding, the Duchess of Cambridge, Kate Middleton, stuck to this Dukan method.

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Want to lose weight and have healthy meals you can prepare quickly? That's the premise behind celeb trainer Harley Pasternak's 5-Factor Diet, which calls for three meals and two snacks daily. The recipes don't take long to make and each one includes protein, fibre, carbs, fluids and a bit of healthy fat--designed so you don't feel hungry or deprived.

Followers of the 5-factor diet:

Eva Mendes, Alicia Keys and Amanda Seyfried, to name just a few.

The alkaline diet calls for maintaining the body's pH level between 7.35 and 7.45. In order to keep it at this alkaline pH, your diet would involve eating more vegetables and fewer grains and protein overall (it breaks down to rougly 80/20).

Followers of the Alkaline diet:

The very slender Victoria Beckham is a fan of this alkaline way of eating.

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How's a diet that lets you eat what you want for five days of the week sound to you? As for the other two days, those couple of days (although they are not to be consecutive) call for fasting. The fasting doesn't mean zero fluids or food, but rather 500 calories a day for women (so you might enjoy some fruit for breakfast and lunch, and then a lean protein for dinner).

Followers of the fast diet:

It girls including Miranda Kerr and Liv Tyler are said to have tried this diet created by medical journalist Michael Mosley. 

If you're a fan of a diet that sticks primarily to one food so that it makes mealtime a no-brainer then this diet may appeal to you. You eat mostly cabbage soup for an entire week, but throughout the week, you incorporate a few other foods, such as fruit, greens and beef on certain days.

Followers of the cabbage soup diet:

This low-cal diet is reportedly one that Sarah Michelle Gellar returns to regularly.

This extremely restricted fad diet just keeps popping up year after year. It involves consuming only a cayenne pepper-lemon water mixture.

Followers of the master cleanse:

We've heard it's how Beyonce slimmed down for her role in the film Dreamgirls.

It's a vegan diet that helped power couple Jay Z and Beyonce look so fit for their hot performance at the Grammy Awards this year. A vegan diet consists of abstaining from all meat and any animal products (this includes eggs and dairy) and any ingredients derived from animals.

Followers of the vegan diet:

Beyonce, Jay Z, Glee's Lea Michele, Olivia Wilde and Anne Hathaway.

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This extremely restrictive diet may help whittle your body down into a lean machine. It's a tough one--it calls for eliminating wheat, eggs, meats and dairy. What can you eat then? Lots of vegetables, with an emphasis on sea vegetables (such as wakame).

Followers of the macrobiotic diet:

It's the regimen that Madonna follows to maintain her incredibly sculpted body.

Hate cooking? Then the baby food diet might appeal to you--if you can stomach the idea of eating baby food twice a day. You eat two jars of Gerber baby food a day, and then prepare a healthy, balanced dinner.

Followers of the baby food diet:

Celebs who have been said to have tried it include Jennifer Aniston and Lady Gaga.

Also known as the caveman diet, the paleo diet is based on the premise that we should be eating like our prehistoric ancestors if we want to avoid developing heart disease, diabetes, cancer and other diseases. This means you will be eating lots of lean protein, fish, fruits, vegetables and healthy fats. As for what you eliminate from your diet, this includes dairy, potatoes, refined sugar, salt, and refined vegetable oils (such as canola). This diet calls for much cooking from scratch, so be prepared to get busy in the kitchen. The payoff? Potentially developing a killer bod.

Followers of the paleo diet:

Miley Cyrus, Uma Thurman, Jessica Biel and Megan Fox.

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