Skip to main content

Can an OMAD diet help you with weight loss? What you need to know

One meal a day seems like an obvious way to lose weight, but does it work?

Red apple with measuring tape around it
Robert Owen-Wahl / Pixabay

In recent years, intermittent fasting has taken the dieting world by storm, offering a promising path to achieving desired results. Among its various forms, the OMAD diet, short for “one meal a day,” has gained attention for its extreme approach to intermittent fasting. However, the question remains: is it a healthy choice? With limited research on this restrictive eating pattern, it’s crucial to take a closer look before diving into the OMAD diet.

Overhead view of a meal presented on a cutting board
-Rita-👩‍🍳 und 📷 mit ❤ / Pixabay

What is the OMAD diet?

The OMAD diet is as straightforward as it sounds: individuals who choose to follow it fast for 23 hours a day and consume all their daily calories within a one-hour eating window. While it may seem appealing as a quick fix for weight loss, the extreme nature of this regimen raises concerns about its long-term effects on health.

​​Before starting any diet, including OMAD, it’s essential to consult with a healthcare professional or registered dietitian about whether it’s appropriate for your specific health goals and individual circumstances. They can provide personalized guidance and help you make informed decisions about your dietary choices.  

Watermelon and berries arranged on a plate with heart shaped cut outs.
Silviarita / Pixabay

Health benefits of the OMAD diet

The OMAD diet presents several potential health benefits, which have contributed to its rising popularity. 

Effective weight loss

OMAD can lead to a calorie deficit, resulting in weight loss. Restricting eating to just one meal naturally limits the consumption of food and snacks throughout the day. This intentionality behind when and what you eat makes it an attractive option for those aiming to shed pounds.

Easy-to-follow routine

One of the OMAD diet’s advantages is its simplicity. With only one meal to plan and prepare, many individuals find it easier to maintain a dietary routine, saving time and effort in meal planning.

Heart healthy benefits

Some studies suggest that intermittent fasting, including the OMAD approach, can reduce the risk of heart disease. It may contribute to improved heart health by promoting weight loss and potentially impacting cholesterol levels. Currently, there is limited research on this matter, and it is recommended to consult a doctor if you have heart problems or are at an increased risk for cardiovascular disease.

Man with blood pressure cuff around this upper arm

Health concerns with the OMAD diet

While the OMAD diet offers potential benefits, it is essential to acknowledge the existing health concerns:

Research is limited

One of the most significant drawbacks of the OMAD diet is the scarcity of research, particularly concerning its long-term effects. The extreme nature of OMAD makes it challenging to conduct comprehensive studies on its safety and efficacy.

Restrictive diet

OMAD is an extreme version of intermittent fasting. Sustaining the OMAD diet over an extended period can be difficult, and its strict eating window may not be suitable for everyone’s lifestyle. Those with a history of eating disorders or other health-related problems like diabetes should consult a medical professional before starting the OMAD diet. 

The OMAD diet has captured the attention of those seeking a quick and drastic path to weight loss. While it offers potential benefits, it comes with notable risks and uncertainties due to its extreme nature and limited research. Before jumping into the OMAD diet, consider consulting with a healthcare professional or registered dietitian to determine if it aligns with your health goals and lifestyle. It’s crucial to prioritize your long-term health and well-being when making dietary choices, ensuring that they are sustainable and evidence-based.

Editors' Recommendations

Brittney Bertagna, RN
Brittney is a graduate of California State University, Chico, where she completed a Bachelor's degree in Business. Her…
These 12 healthy foods are among the highest in potassium
Need to get more potassium in your diet? Add these foods to get you there
Banana bunch

Many adults battle high blood pressure, and among a variety of risk factors, the high sodium content of the typical American diet is largely to blame. But did you know that increasing your intake of foods high with potassium content can help offset some of the damaging effects of excess sodium and may help lower your blood pressure?
Potassium is an essential mineral that plays a crucial role in regulating the fluid and electrolyte balance in your body. Potassium can counteract the water retention brought on by high sodium levels. As an electrolyte, potassium also plays an integral function in the conductivity of electrical impulses in the heart.
Although the daily value (DV) of potassium was 3,600 mg for quite some time, it is now 4,700 mg to reflect the mounting evidence surrounding the need for higher amounts of potassium for optimal health. Most people credit the banana for being the food with the most potassium, but there are actually other foods even higher in potassium than this beloved fruit. Keep reading for a list of the foods high in potassium and be sure to start eating more of these healthy, potassium-rich choices.

Beet greens

Read more
How much water should you drink with creatine?
Make the most of your creatine supplements
creatine powder

In the world of fitness, creatine is a star supplement. It offers a quick burst of energy to fuel workouts, improve recovery, and help increase strength and performance. Popular among recreational athletes and professionals, creatine is a compound made of three different amino acids: L-arginine, glycine, and L-methionine. While creatine is found naturally in the body, this supplement is taken in exogenous powder form to help boost levels in the body.

If you're planning on taking creatine, it's important to understand the relationship between creatine and water. Creatine requires ample amounts of water to work properly. Before you dive into adding this supplement to your fitness routine, it's first important to consider how much water to drink with creatine for optimal results.
How creatine works

Read more
These low carb pasta options are just as delicious
Treat yourself with these low carb pasta alternatives
zucchini noodles

 

 

Read more