Have you ever wondered if the water you’re drinking is beneficial for your health? Many of us focus on staying hydrated, but what about the quality of the water itself? The pH level of drinking water is a crucial factor that often goes overlooked. It’s a simple measurement that tells us how acidic or alkaline the water is, and it can have a surprising impact on your overall well-being. pH is a scale from 0 to 14. A pH of 7 is neutral, while anything below 7 is acidic and anything above 7 is alkaline. The best pH of drinking water is generally considered to be in a balanced range. So, what is the right pH for your drinking water? And how do you control the pH level of drinking water? Let’s find out everything you need to know! 

Also Read: Is RO Water Good For Your Health? Find Out All The Answers!

What is the Best pH Level of Water to Drink? 

The ideal pH of drinkable water is a topic of much discussion, but the general consensus among health and environmental organisations is that a standard pH for drinking water falls within a specific range. A normal pH level in water is considered to be between 6.5 and 8.5. This range strikes a balance that is both safe for consumption and beneficial for the body’s natural processes.

The best pH level for drinking water isn’t a single number but a sweet spot where the water isn’t too acidic or too alkaline. Water with a pH below 6.5 can be corrosive, potentially leaching metals from pipes, while water with a pH above 8.5 can have an unpleasant taste and feel. The ideal pH for drinking water is typically around 7.4, which is the same pH as human blood. This is why many consider it to be the best pH level for water to drink.

Ultimately, the good pH level for drinking water is one that is balanced, ensuring it is both palatable and safe for your health. While some believe that highly alkaline water has superior health benefits, scientific evidence is still emerging. Therefore, sticking to the recommended pH range is a reliable way to ensure you’re drinking water of good quality.

Also Read: Best Water Purifiers In Mumbai: How To Choose One For Home

Is Drinking 9.5 pH Water Good for You? 

The question of whether drinking water with a 9.5 pH is good for you is a common one, especially with the rise in popularity of alkaline water products. While the normal pH value of water is typically between 6.5 and 8.5, some companies market water with a higher pH, often around 9.5, claiming it offers superior health benefits. They suggest it can neutralise acid in your body, boost your metabolism, and improve hydration. However, it’s important to look at the facts and scientific evidence to determine if this is the best pH level for water to drink.

When considering the best pH to drink water, it’s a good idea to focus on what is proven to be safe and effective. The best pH level for drinking water for the average person is still considered to be within the recommended good pH level for drinking water range of 6.5 to 8.5. This ensures you’re drinking water that is not only safe but also tastes good without potential side effects.

Also Read: TDS For Drinking Water: How Much TDS Is Healthy In Water?

Potential Benefits of Alkaline Water

Proponents of high-pH water often point to its potential to neutralise acid buildup in the body, which they claim can lead to various health improvements. Some studies, though often small-scale, have explored these claims, looking at effects on things like bone density and reflux.

Potential Risks of High-pH Water

On the flip side, some health professionals warn about the potential risks of consistently drinking water with a high pH. Over time, it could lead to an upset stomach, skin irritation, or a disruption of the body’s natural bacterial flora. For individuals with kidney problems, consuming highly alkaline water could be particularly risky. It’s always wise to consult with a doctor before making a significant change to your diet or water intake.

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What is the pH of RO Water?

If you have a Reverse Osmosis (RO) water purifier at home, you might be curious about the pH level of RO water you’re drinking. RO purification is a highly effective way to remove contaminants and impurities from water, making it incredibly clean. However, this process also has a significant effect on the water’s pH. The pH level of RO water is typically on the acidic side, often falling below the average pH of drinking water, which is generally 7.

This happens because the RO membrane removes not only pollutants but also essential minerals like calcium and magnesium, which act as natural pH buffers. When these minerals are gone, the water becomes demineralised and its pH drops. So, while RO water is pure, its pH level in drinking water is usually between 5 and 6, making it slightly acidic.

Is Acidic RO Water Safe to Drink?

The question of whether slightly acidic RO water is safe is a common concern. For most healthy individuals, drinking RO water with a slightly lower pH is not a major issue. Your body is well-equipped to maintain its own pH balance. However, some people prefer not to drink acidic water regularly. This is why many modern RO purifiers now include a special cartridge, often called a mineralizer or pH enhancer, to re-add healthy minerals back into the water. This helps bring the pH level of drinking water back up to a more neutral and healthy range, typically between 6.5 and 8.5.

Also Read: How To Calculate TDS for Drinking Water At Home

How to Check and Adjust the pH of Your RO Water

You can easily check the pH level of RO water at home using simple pH test strips, which are readily available online or in hardware stores. If you find your RO water is too acidic for your liking, you have options. As mentioned, many RO systems for the Indian market now come with built-in mineral cartridges. If yours doesn’t, you can buy an external one. Some people also add a few drops of a pH-balancing solution or a pinch of baking soda to a glass of RO water, but be careful not to overdo it, as this can affect the taste.

Finding the right pH level of drinking water is key to your health and well-being. While highly acidic or alkaline waters might be popular, the most reliable and safe choice is water that falls within the normal pH range of 6.5 to 8.5. This balanced range ensures your water is both safe to drink and won’t harm your body’s natural processes. Remember that pure and clean water is always the top priority, and checking the pH is an important step in making sure you are getting the best possible hydration!

Also Read: Finding The Best Water Purifier For Home? 11 Myths Debunked Here!

Frequently Asked Questions 

1. Is 9.5 pH level water good?
Yes, water with a pH of 9.5 is safe to drink in moderation. It is considered alkaline water, which may help neutralise acidity. However, the ideal pH level of drinking water is between 6.5 and 8.5, as per WHO standards.

2. What is the healthiest pH water to drink? 
The healthiest pH level of drinking water is 6.5 to 8.5. Water in this range is neither too acidic nor too alkaline, making it safe and beneficial for daily consumption.

3. What is the pH of RO water? 
The pH of RO water usually falls between 5.5 and 7. Because RO filtration removes minerals, RO water can be slightly acidic compared to natural water sources.

4. What pH is tap water? 
Tap water typically has a pH between 6.5 and 8.5, depending on the source and treatment methods. Municipal supply usually maintains this safe pH level of drinking water.

5. What is the pH of Bisleri water?
Bisleri packaged drinking water has a pH level of around 7.0, which is neutral and falls within the safe pH level of drinking water recommended for health.

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Last Update: September 3, 2025

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