Patient Resources
Patient Portal
Store
OnnaLoMD.com
OnnaLoMD.com
About
Become a Patient
Offerings
Functional Medicine ProgramHigh Performance CoachingWomen's Vitality Reset Online CourseOnline Group MeditationGirls Circle
Blog
Contact

Why Your Skin and Hair Are Changing in Your 40s (And What Hormones Have to Do With It)

By Onna Lo4/9/2026
Why Your Skin and Hair Are Changing in Your 40s (And What Hormones Have to Do With It)

Many of the women I work with come to me asking:


“Why is my skin suddenly more sensitive or reactive?”

“Why do I have redness or dryness that won’t go away on my face?”

“Why is my hair thinning or changing?”


Often, this can be caused by your hormonal changes, because your skin and hair are directly influenced by them.

It’s Not Just Aging — It’s Hormonal Change

Menopause and perimenopause (typically between ages 45–55) are marked by declining estrogen levels  This shift affects your skin and hair in very real, measurable ways.

For example:

  • Up to 64% of women report skin issues during menopause
  • Collagen declines rapidly, with up to one-third lost in the first 5 years after menopause
  • Skin barrier function weakens, leading to dryness and irritation


This is why your skin can suddenly feel thinner, drier, or more reactive — even if nothing else has changed.


How Hormones Affect Your Skin

Estrogen plays a central role in maintaining healthy skin.


It helps:

  • maintain collagen (firmness and elasticity)
  • support hydration and barrier function
  • reduce inflammation
  • improve wound healing and repair


When estrogen declines:


  • skin becomes thinner and less elastic
  • dryness (xerosis) and itching become more common
  • inflammatory conditions like rosacea, eczema, and psoriasis may worsen
  • Menopausal flushing can also trigger or worsen other inflammatory symptoms

How Hormones Affect Your Hair

Hair changes are another major (and often distressing) shift.


During perimenopause and menopause:

  • Estrogen decreases → less support for hair growth phase
  • Androgen balance shifts → relatively higher androgen influence


This leads to:

  • thinning hair (female pattern hair loss)
  • reduced hair density
  • shorter growth cycles


Estrogen normally helps prolong the growth (anagen) phase of hair. When it declines, more hair shifts into shedding phase.


At the same time, progesterone helps reduce androgen activity (via 5-alpha reductase inhibition). When progesterone declines, this balance is lost, causing more thinning, shedding, and changes in hair texture.

Why Skin and Hair Issues Don’t Respond to Diet Alone

Many women try gluten-free, dairy-free, elimination diet, or clean eating, and while helpful in decreasing inflammation and increasing nutrients we take in, these often don’t fully resolve symptoms, because these conditions are not just about food.


They are influenced by:


  • hormone shifts
  • gut inflammation
  • immune activation
  • stress response (cortisol)
  • metabolic changes

The Bigger Picture: A Systems Approach

One of the biggest mistakes I see is trying to treat:

  • skin as a skin issue
  • hair as a hair issue
  • hormones as a hormone issue


When in reality, they are all connected.


This is why I use a 4-pillar system in my practice:


1. Hormones

Support estrogen, progesterone, thyroid, and stress hormones → foundational for skin, hair, and metabolism


2. Gut

Reduce inflammation and improve nutrient absorption → supports skin clarity and immune balance


3. Detox & Recharge

Help your body process inflammation and environmental stressors → reduces reactivity and supports healing


4. Lifestyle

Align nutrition, movement, and stress patterns → creates the foundation for everything else to work


When one system improves, others often follow.

3 Practical Ways to Start Supporting Your Skin and Hormones

The good news is that you don’t need to overhaul everything at once.


1. Support your protein and nutrient intake

Focus on:


  • high-quality protein (for collagen + hair structure)
  • minerals like zinc and selenium
  • B vitamins for skin and energy


Your skin and hair are built from what you absorb.


2. Reduce inflammation triggers (gently, not restrictively)

Start with these tips


  • maintain healthy blood sugar balance
  • Eat your rainbow colors of fruits and vegetables
  • Support digestion


3. Support your stress and recovery cycles

Chronic stress impacts:


  • cortisol
  • inflammation
  • skin reactivity
  • hair cycle


Focus on:


  • consistent sleep
  • gentle recovery practices
  • not overtraining


If you want to understand:


  • what’s driving your skin or hair changes
  • how your hormones, gut, and metabolism are connected
  • and what your body actually needs next


I’d love to support you.

Many of the women I work with come to me asking:


“Why is my skin suddenly more sensitive or reactive?”

“Why do I have redness or dryness that won’t go away on my face?”

“Why is my hair thinning or changing?”


Often, this can be caused by your hormonal changes, because your skin and hair are directly influenced by them.

It’s Not Just Aging — It’s Hormonal Change

Menopause and perimenopause (typically between ages 45–55) are marked by declining estrogen levels  This shift affects your skin and hair in very real, measurable ways.

For example:

  • Up to 64% of women report skin issues during menopause
  • Collagen declines rapidly, with up to one-third lost in the first 5 years after menopause
  • Skin barrier function weakens, leading to dryness and irritation


This is why your skin can suddenly feel thinner, drier, or more reactive — even if nothing else has changed.


How Hormones Affect Your Skin

Estrogen plays a central role in maintaining healthy skin.


It helps:

  • maintain collagen (firmness and elasticity)
  • support hydration and barrier function
  • reduce inflammation
  • improve wound healing and repair


When estrogen declines:


  • skin becomes thinner and less elastic
  • dryness (xerosis) and itching become more common
  • inflammatory conditions like rosacea, eczema, and psoriasis may worsen
  • Menopausal flushing can also trigger or worsen other inflammatory symptoms

How Hormones Affect Your Hair

Hair changes are another major (and often distressing) shift.


During perimenopause and menopause:

  • Estrogen decreases → less support for hair growth phase
  • Androgen balance shifts → relatively higher androgen influence


This leads to:

  • thinning hair (female pattern hair loss)
  • reduced hair density
  • shorter growth cycles


Estrogen normally helps prolong the growth (anagen) phase of hair. When it declines, more hair shifts into shedding phase.


At the same time, progesterone helps reduce androgen activity (via 5-alpha reductase inhibition). When progesterone declines, this balance is lost, causing more thinning, shedding, and changes in hair texture.

Why Skin and Hair Issues Don’t Respond to Diet Alone

Many women try gluten-free, dairy-free, elimination diet, or clean eating, and while helpful in decreasing inflammation and increasing nutrients we take in, these often don’t fully resolve symptoms, because these conditions are not just about food.


They are influenced by:


  • hormone shifts
  • gut inflammation
  • immune activation
  • stress response (cortisol)
  • metabolic changes

The Bigger Picture: A Systems Approach

One of the biggest mistakes I see is trying to treat:

  • skin as a skin issue
  • hair as a hair issue
  • hormones as a hormone issue


When in reality, they are all connected.


This is why I use a 4-pillar system in my practice:


1. Hormones

Support estrogen, progesterone, thyroid, and stress hormones → foundational for skin, hair, and metabolism


2. Gut

Reduce inflammation and improve nutrient absorption → supports skin clarity and immune balance


3. Detox & Recharge

Help your body process inflammation and environmental stressors → reduces reactivity and supports healing


4. Lifestyle

Align nutrition, movement, and stress patterns → creates the foundation for everything else to work


When one system improves, others often follow.

3 Practical Ways to Start Supporting Your Skin and Hormones

The good news is that you don’t need to overhaul everything at once.


1. Support your protein and nutrient intake

Focus on:


  • high-quality protein (for collagen + hair structure)
  • minerals like zinc and selenium
  • B vitamins for skin and energy


Your skin and hair are built from what you absorb.


2. Reduce inflammation triggers (gently, not restrictively)

Start with these tips


  • maintain healthy blood sugar balance
  • Eat your rainbow colors of fruits and vegetables
  • Support digestion


3. Support your stress and recovery cycles

Chronic stress impacts:


  • cortisol
  • inflammation
  • skin reactivity
  • hair cycle


Focus on:


  • consistent sleep
  • gentle recovery practices
  • not overtraining


If you want to understand:


  • what’s driving your skin or hair changes
  • how your hormones, gut, and metabolism are connected
  • and what your body actually needs next


I’d love to support you.

Your health won’t wait—why should you?

Let’s get to the root of what’s getting you stuck.

Schedule Your Discovery Call Today

Get actionable tips delivered to your inbox so you can start using right away to feel more energized and improve your overall health.

References:

1. Menopause, skin and common dermatoses. Part 2: skin disorders. Kamp E, Ashraf M, Musbahi E, DeGiovanni C. Clinical and Experimental Dermatology. 2022;47(12):2117–2122. doi:10.1111/ced.15308

2. Menopause, skin and common dermatoses. Part 1: hair disorders. Kamp E, Ashraf M, Musbahi E, DeGiovanni C. Clinical and Experimental Dermatology. 2022;47(12):2110–2116. doi:10.1111/ced.15327



Disclaimer:

This information is for educational purposes only and is not intended as medical advice. Consult a qualified healthcare professional before making any health-related decisions. Individual results may vary.

Share
Onnalomd logo
Onnalomd logo
About
Testimonials
Process
Store
Blog
Offerings
FAQ
Contact
Patient Portal
Terms and Conditions
Privacy Policy
Disclaimer