What I Couldn’t Fully Cover in the Column

In the previous blog (24-1), we discussed how winter dryness affects the skin.
In this section, I would like to take a closer look at how skin hydration works, and how hydrogen is sometimes discussed from this perspective.

How Skin Retains Moisture

Skin hydration is not only about the amount of water in the skin,
but also about the balance of its barrier function.

This barrier is supported by:

• the structure of the outer skin layer
  • the balance between oil and moisture
  • protection against external stressors

When this balance is maintained, the skin can better retain moisture and remain stable.

What Happens When Skin Becomes Dry

When dryness increases, the skin barrier may weaken,
making the skin more sensitive to external factors.

As a result, people may experience:

• itchiness
  • redness
  • uneven makeup application

In addition, moisture may escape more easily,
leading to a cycle where dryness becomes more noticeable over time.

Hydrogen and Skin Environment

Hydrogen has been studied in relation to oxidative stress,
which is also considered to be connected to skin condition.

For this reason, hydrogen is sometimes discussed from the perspective of supporting the skin’s overall environment.

Some people choose to incorporate hydrogen into their routines when considering:

• environmental stress on the skin
  • dryness-related concerns
  • daily accumulation of external factors

These ideas are based on ongoing research and individual experiences,
and should not be interpreted as medical claims.

Conclusion (24-2)

Skin hydration depends not only on water content,
but also on the balance of the skin’s barrier function.

Especially during dry seasons, it is important to pay attention to:

• environment
  • daily habits
  • consistent care

Hydrogen may be considered one option within a broader self-care approach,
supporting the maintenance of skin condition.

In the next blog:

👉 24-3: Practical Hydration Care and How to Incorporate Hydrogen

Experience it here at our New York salon.
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