How important is water intake for losing weight?

Water intake is highly important for losing weight as it aids in metabolism, promotes satiety, helps burn more calories, and supports overall bodily functions essential for a successful and healthy weight loss journey.
Jun 15 / 23 Tasks
Empty space, drag to resize

A Slightly Deeper Dive

Water is often considered the unsung hero of weight loss. While it contains no calories, its role in various bodily functions makes it an incredibly important, yet frequently overlooked, component of a successful weight management strategy. Adequate hydration supports your metabolism and can directly influence your ability to adhere to a diet.


Here's why water intake is highly important for losing weight:

  • Boosts Metabolism: Water plays a crucial role in metabolic processes. Dehydration can slow down your metabolism, making it harder for your body to burn calories efficiently. Staying well hydrated ensures your metabolic engine runs smoothly.
  • Promotes Satiety and Reduces Appetite: Drinking water, especially before meals, can help you feel fuller. This can lead to a reduction in overall food intake and prevent overeating. Sometimes, the body confuses thirst signals with hunger, so hydrating can effectively curb false hunger pangs.
  • Aids in Calorie Burning (Thermogenesis): Studies suggest that drinking water can temporarily increase the number of calories you burn, a phenomenon known as water induced thermogenesis. Cold water, in particular, may require the body to expend more energy to warm it up.

  • Supports Exercise Performance: Staying hydrated is essential for optimal physical performance. When exercising, adequate water intake helps maintain energy levels, lubricate joints, and regulate body temperature, allowing you to train more effectively and burn more calories.
  • Detoxification and Waste Removal: Water is vital for the kidneys to filter waste products from the body and excrete them through urine. Proper hydration ensures efficient removal of toxins, which is essential for overall health during weight loss.
  • Reduces Fluid Retention: Counterintuitively, drinking more water can help reduce water retention. When you're dehydrated, your body holds onto water, whereas consistent intake signals that it doesn't need to hoard fluid.

The impact of water consumption on weight loss has been the subject of scientific inquiry. A systematic review on the Effect of water consumption on weight loss: a systematic review consolidates evidence supporting the beneficial role of adequate hydration in weight management programs. This reinforces that incorporating sufficient water into your daily routine is a simple yet powerful strategy.

In summary, water intake is critically important for losing weight because it significantly impacts metabolism, promotes feelings of fullness, subtly increases calorie expenditure, supports optimal exercise performance, and aids in the body's natural detoxification processes, all contributing to a more effective and healthy weight loss journey.

Empty space, drag to resize

If you're here you're already ahead of the pack. Take the next step. Complete even half of the 23 Tasks and you'll know more than 99 percent of the world about weight loss. For a lot of people, price was the only obstacle. That's why we've introduced our monthly sub. If you feel it doesn’t click with you, you're not committed to any long term plan.

Sign up for our newsletter

Get the latest news, weight loss hacks, recipes, and special offers!
Thank you!
Created with