What is the Difference Between Alkaline Water and Hydrogen Water

The main difference between alkaline water and hydrogen water is that alkaline water has a higher pH level than regular water, often due to added minerals whereas hydrogen water contains molecular hydrogen.

Alkaline water and hydrogen water are types of enhanced beverages gaining attention for potential health benefits. Both are being researched for their effects on hydration and well-being.

Key Areas Covered

1. What is Alkaline Water  
      – Definition, Features 
2. What is Hydrogen Water
      – Definition, Features 
3. Similarities Between Alkaline Water and Hydrogen Water
      – Outline of Common Features
4. Difference Between Alkaline Water and Hydrogen Water
      – Comparison of Key Differences
5. FAQ: Alkaline Water and Hydrogen Water
      – Frequently Asked Questions

Key Terms

Alkaline Water, Hydrogen Water

Difference Between Alkaline Water and Hydrogen Water - Comparison Summary

What is Alkaline Water

Unlike regular tap water, alkaline water has a higher pH level, typically ranging from 8 to 9, indicating a lower acidity. Advocates claim that consuming alkaline water can neutralize acid in the body, leading to various health improvements. They also believe that alkaline water may help in maintaining the body’s pH balance, preventing acidity-related issues. Some studies suggest that excessive acidity in the body could contribute to conditions such as acid reflux, osteoporosis, and even certain chronic diseases. 

Differentiate Alkaline Water and Hydrogen Water

Furthermore, alkaline water often contains minerals like calcium, potassium, and magnesium, which proponents argue contribute to its potential health benefits. These minerals are essential for various bodily functions, including bone health, muscle function, and nerve transmission.

Despite the potential advantages, it’s crucial to approach the consumption of alkaline water with caution. Excessive intake may lead to an imbalance in electrolytes, affecting normal bodily functions. Additionally, the body has its own sophisticated mechanisms for maintaining pH balance, and some experts argue that the impact of alkaline water on these processes might be limited.

What is Hydrogen Water

Hydrogen water, also known as hydrogen-rich water, is infused with molecular hydrogen (H2), which is believed to possess antioxidant properties. Antioxidants are substances that help neutralize harmful free radicals in the body, which are implicated in various health issues, including aging and chronic diseases.

The unique aspect of hydrogen water lies in its ability to deliver hydrogen gas to the body, which can easily penetrate cell membranes and reach the cellular level. Once inside cells, hydrogen may act as a selective antioxidant, targeting and neutralizing only the damaging free radicals without affecting beneficial reactive oxygen species necessary for cellular function.

Alkaline Water vs Hydrogen Water

Research suggests that drinking hydrogen water may contribute to reducing oxidative stress and inflammation, and promoting overall well-being. Some studies propose potential benefits for various health conditions, including cardiovascular diseases, neurodegenerative disorders, and metabolic syndrome. However, it’s essential to note that the scientific evidence is still evolving, and more research is necessary to establish the efficacy of hydrogen water across different health contexts.

Hydrogen water is often produced using water ionizers, tablets, or hydrogen-generating devices. These methods aim to dissolve molecular hydrogen into water, creating a beverage with potential health-enhancing properties. As interest in hydrogen water grows, consumers are advised to be discerning and seek products that have undergone rigorous testing to ensure the accurate concentration of molecular hydrogen.

Similarities Between Alkaline Water and Hydrogen Water

  • Both alkaline water and hydrogen water are types of water with specific characteristics.
  • Both types of water are often associated with potential health benefits.

Difference Between Alkaline Water and Hydrogen Water

pH Level

Alkaline water has a higher pH level, typically above 7, making it less acidic. Hydrogen water, on the other hand, contains molecular hydrogen (H2) dissolved in the water, which is believed to have antioxidant properties.


Moreover, alkaline water is often promoted for its potential to balance the body’s pH levels and neutralize acidity. Hydrogen water is marketed for its antioxidant benefits, potentially reducing oxidative stress in the body.

Health Benefits

Alkaline water primarily affects the body’s pH by providing minerals like calcium and magnesium. Hydrogen water acts as a source of molecular hydrogen, which may act as a selective antioxidant, scavenging free radicals.

FAQ: Alkaline Water and Hydrogen Water

Who should avoid alkaline water?

People with certain medical conditions, such as kidney issues or those on medications affected by changes in pH levels, should avoid alkaline water.

What are the disadvantages of drinking alkaline water?

Excessive consumption may lead to alkalosis, a condition characterized by elevated blood pH. This could potentially disrupt the body’s natural acid-base balance, causing adverse effects.

What are the benefits of hydrogen water?

Hydrogen water is believed to have potential antioxidant properties, aiding in neutralizing free radicals. Some studies suggest it may contribute to reduced inflammation, improved athletic performance, and potential benefits for certain health conditions.


Alkaline water has a higher pH, reducing acidity in the body. Hydrogen water contains molecular hydrogen, believed to act as an antioxidant. Thus, this is the summary of the difference between alkaline water and hydrogen water.


1. “What Is Alkaline Water?” WebMD.
2. “Hydrogen Water: Miracle Drink or Overhyped Myth?” HealthLine.

Image Courtesy:

1. “KRYSTAL Nature’s Alkaline Water” By Wu bee – Own work (CC BY-SA 3.0) via Commons Wikimedia
2. “Photo of water, glass, drink, bottle, glass bottle, cosmetics, distilled beverage, drinkware” (CC0) via Pxhere

About the Author: Hasini A

Hasini is a graduate of Applied Science with a strong background in forestry, environmental science, chemistry, and management science. She is an amateur photographer with a keen interest in exploring the wonders of nature and science.

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