Homeostasis

Simple Definition:

The skin's natural ability to maintain balance and regulate itself, keeping conditions stable and optimal for proper function.

Detailed Explanation:

Homeostasis in skin involves multiple self-regulating processes:

- pH balance maintenance (ideally around 5.5)

- Oil production regulation

- Moisture level control

- Temperature regulation

- Cell turnover management

- Microbiome balance

- Barrier function maintenance

Your skin constantly works to maintain these balanced conditions despite environmental changes, product use, or internal factors. When homeostasis is disrupted, various skin issues can arise, from dryness to breakouts.

Related Terms:

- Acid mantle

- Skin barrier

- Microbiome

- Natural moisturizing factor (NMF)

- Trans-epidermal water loss (TEWL)

- Sebum regulation

Common Products/Ingredients Supporting Homeostasis:

- Ceramides (barrier support)

- Niacinamide (oil regulation)

- Prebiotics and probiotics (microbiome balance)

- Hyaluronic acid (moisture balance)

- pH-balanced cleansers

- Adaptogenic herbs

- Beta-glucans

When Homeostasis Is Disrupted:

Signs include:

- Excessive oiliness or dryness

- Increased sensitivity

- Frequent breakouts

- Redness or irritation

- Delayed healing

- Compromised barrier function

Understanding homeostasis helps explain why gentle, consistent skincare often works better than aggressive treatments that can disrupt your skin's natural balance.

Image Source: Biology Online and BioNinja.