Does Lemon Water Help You Lose Weight? What It Can and Cannot Do

Lemon water does not burn fat, boost your metabolism or detox your body. What it can do is help you drink more water and fewer sugary drinks, which can make weight loss a little easier. If adding lemon, cucumber or fruit gets you to drink enough water, I am all for it. Do not expect magic.

Does lemon water speed up your metabolism?

No. There is no good evidence that lemon, cucumber or any fruit added to water raises your metabolism in a way that matters for fat loss. Water with fruit in it is flavored water. It can give you a little flavor and a small amount of plant compounds, and that is about it.

If these tricks worked the way magazines and social media say, everyone would be in shape.

Does lemon water detox your body?

No. Your liver and kidneys handle detox, and water helps them do their job. Adding lemon does not change that. Plain water is all the detox drink you need. If you want the vitamin C and fiber from fruit, you are better off eating the fruit.

I wrote more about this in detoxes, the number one fitness scam.

So can drinking water help with weight loss?

A little, mostly by changing what else you drink and how much you eat. In one trial, adults on a reduced-calorie diet who drank about two cups of water before each meal lost more weight over 12 weeks than those who did not (Dennis et al., 2010). The water likely helped them feel fuller and eat a bit less.

The bigger win is swapping. If lemon water replaces a soda, juice or sweet coffee every day, you can cut 150 to 400 calories without trying.

How do I use flavored water the right way?

• Use it to replace sugary drinks, not to undo a bad diet.
• Add lemon, lime, cucumber, mint, berries or orange slices. Skip added sugar and syrups.
• If you drink lemon water often, rinse your mouth with plain water after, since the acid can wear on tooth enamel over time.
• Aim for pale yellow urine as a simple hydration check.

What actually works for weight loss?

A calorie deficit you can stick to, enough protein, regular strength training and decent sleep. Water supports all of that. For the basics, read should you focus on macros or calories for weight loss and a calorie is not a calorie. If you want a plan built around your body type, take the XPL quiz.