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Stanford trained gastroenterologist unpacks 8 facts about lemon water: Is it really good for your gut?

Are you thinking about incorporating lemon water in your daily routine? Look out for these 8 pros and cons explained by Dr. Saurabh Sethi before you do so.

Published on: Aug 20, 2025, 15:46:51 IST
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Lemon water is a simple beverage made by mixing hot or cold water with lemon juice. But don’t let its simplicity fool you, lemon water has far more health benefits than meets the eye. It is rich in vitamin C and boosts the immune system. While it is not a miracle cure, it is not just a trendy gimmick either. Stanford-trained gastroenterologist Dr. Saurabh Sethi unpacks eight facts about drinking lemon water every day, including the pros and cons that you probably didn’t know about.

Lemon water is packed with health benefits and can be a good addition to your daily routine. (Unsplash)
Lemon water is packed with health benefits and can be a good addition to your daily routine. (Unsplash)

Hydration boost

According to Dr. Sethi, 75% of adults are chronically dehydrated. Many individuals do not like the taste of plain water and hence end up drinking way less than is recommended daily. Adding lemon to water can make it more palatable, as well as helping in digestion, energy levels, and focus. It also offers an alternative to sugary drinks.

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Natural source of vitamin C

Lemons are a natural source of vitamin C, with one lemon containing approximately 35mg of vitamin C which is equivalent to 40% of your daily requirement. Vitamin C supports immunity, collagen, skin health, and iron absorption.

May support digestion

Drinking lemon water before meals aids in digestion in some individuals. The mild acidity of citric acid in lemon juice boosts gastric acid secretion and bile flow, that help the body break down and digest food.

Warm lemon water can be soothing

Warm lemon water can be very soothing and relaxing, especially when consumed first thing in the morning. When consumed in an empty stomach, it helps kick start digestion and hydration for the day. However, make sure to not overheat the water since vitamin C starts breaking down above 70 degree Celsius. Let the hot water cool down for a bit before adding lemon juice in order to keep the nutrients intact.

Also Read | Gastroenterologist warns liver cirrhosis can affect your brain, leading to symptoms like personality changes, tremors

Watch for reflux

Citric acid may increase gastric acid production in some individuals leading to heartburn. Up to 20% of people with GERD experience worsened symptoms after lemon water consumption, so it is advisable to be cautious if you experience reflux or have a sensitive stomach. Dr. Sethi recommends avoiding it in an empty stomach in case you notice bloating or burning.

Erodes tooth enamel

Lemon juice is very acidic, with a pH ranging from 2 to 3, which may erode tooth enamel over long-term consumption. It should be consumed in one sitting with a straw, instead of being sipped all day, and make sure to rinse your mouth with plain water afterward.

Does not detox

Lemon water does not detox the body - Dr. Sethi claims that it is merely an overhyped internet fad. While it is not a “magic cleanser,” lemon water can aid in the body’s natural detoxification process that is taken care of by the liver and kidneys, by promoting hydration and digestion.

Great gut-friendly ritual

Lemon water can be great for gut health if you incorporate it in your daily regime, provided it works for your body. Besides supporting digestion and hydration, it also benefits gut microbiomes. As long as you watch out for reflux and dental health, lemon water can be a great addition to your daily routine.

Note to readers: This article is for informational purposes only and not a substitute for professional medical advice. Always seek the advice of your doctor with any questions about a medical condition.

  • Eshana Saha
    ABOUT THE AUTHOR
    Eshana Saha

    Eshana Saha is a fresh face in lifestyle and cultural journalism, bringing a refined, multidisciplinary perspective to the intersection of entertainment, fashion and holistic wellbeing. With less than a year of professional experience, she has quickly adapted to high-pressure editorial environments and currently works full-time with HT Media. Prior to this, she interned for nearly six months with Hindustan Times’ entertainment and lifestyle vertical, where she gained hands-on experience in digital reporting, trend analysis and editorial storytelling. Based in New Delhi, Eshana specialises in comprehensive coverage of major cultural moments — from international film press tours to the curated aesthetics of global fashion showcases, award shows and music-centred events. She holds a Bachelor’s degree in English from St Xavier’s University, Kolkata, and a Master’s degree in English from the University of Delhi, equipping her with a strong academic foundation and a keen ability to deconstruct complex cultural trends into clear, high-impact narratives. Beyond the red carpet, Eshana has developed a growing focus on health and wellbeing reporting. She bridges the gap between celebrity-driven trends and practical, evidence-informed lifestyle advice, ensuring her work remains both aspirational and grounded in editorial rigour. She has extensively covered the health implications of Delhi’s air pollution crisis, while also playing a key role in amplifying expert-led insights on women’s health and mental wellbeing, helping translate complex medical perspectives into informed, impactful public awareness. An artist at heart, she explores multiple creative forms — from visual arts and music to culinary experiments — and brings a creative’s eye for nuance, texture and detail to every story. Whether analysing runway dynamics or examining emerging wellness movements, she remains committed to accuracy and the highest standards of contemporary journalistic ethics.Read More

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