What's the Difference Between pH and Alkalinity? The Basics of Alkaline Water and Understanding Water Quality Correctly

What's the Difference Between pH and Alkalinity?
pH and alkalinity are crucial indicators for understanding the properties of water.
While they may seem similar, their meanings are entirely different.
Understanding them correctly will significantly change your perspective on water quality and hydration.
What is pH?
pH is an indicator that shows the "degree of acidity or alkalinity" of water.
The standards are as follows:
- pH 7: Neutral (e.g., pure water)
- pH less than 7: Acidic
- pH greater than 7: Alkaline
pH indicates "the instantaneous property of the water."
What is Alkalinity?
Alkalinity is an indicator that shows water's "capacity to neutralize acid."
In other words:
- pH = current state
- Alkalinity = durability of properties (buffering capacity)
Water with high alkalinity is characterized by its resistance to becoming acidic.
Differences between pH and Alkalinity
The differences between the two are as follows:
■ pH
- Instantaneous property of water
- Indicator of acidity/alkalinity
- Easily changes in value
■ Alkalinity
- Water's stability/buffering capacity
- Ability to neutralize acid
- Water's "sustained property"
Why is this difference important?
When choosing water, "looking only at pH" is insufficient.
The reasons are:
- pH is easily changeable
- Alkalinity indicates stability
- Understanding both is necessary
Therefore, both indicators are important for a correct understanding of water quality.
What is Alkaline Water?
Alkaline water refers to water with a pH of 7 or higher.
Characteristics:
- Naturally occurring or influenced by geological strata
- Formed by mineral balance
- Often has a smooth mouthfeel
About ONSENSUI99
ONSENSUI99
"ONSENSUI99" is natural alkaline ultra-soft water sourced from deep underground in Tarumizu City, Kagoshima Prefecture.
Characteristics:
- Naturally alkaline
- Extremely soft water
- Stable water quality
- Suitable for daily hydration
Benefits of Understanding Water Quality Correctly
By understanding pH and alkalinity:
- Your choice of water becomes clearer
- You can choose water that suits your body and lifestyle
- The quality of your hydration improves
It becomes an element that affects your "quality of life," not just a mere beverage.
Everyday Life and Water
Water quality also affects daily life.
- Daily hydration
- Compatibility with meals
- Foundation of a healthy routine
Choosing the right water leads to stability in life.
Related Articles
For those who want to know more, the following may also be helpful.
● Differences Between Alkaline Water and Electrolyzed Water
This article compares the differences between alkaline water and electrolyzed water and explains their respective characteristics.
👉 Learn more
● Relationship Between Hydration and Beauty
This article explains the effects of hydration on skin and beauty from a lifestyle perspective.
👉 See the relationship with beauty
● Kagoshima - Source Story
This article introduces the natural environment created by the Shirasu Plateau and volcanic areas, and the origin of the water.
👉 See the roots of the water
Summary
pH and alkalinity are important water quality indicators that seem similar but have different roles.
By understanding them correctly, the quality of water selection and hydration can change significantly.
ONSENSUI99 is one such everyday choice.

