Sensitive skin affects millions of people and is often linked to a weakened skin barrier. This complete guide explains what causes sensitive skin, common triggers to avoid, and how to build a gentle skincare routine that supports long-term skin health.

Sensitive skin is incredibly common — and often misunderstood.

As a compounding pharmacist and founder of Kosmatology, I began formulating gentle skincare when my infant daughter developed eczema. What I learned through research, formulation, and years of working with sensitive skin families is this:

Sensitive skin isn’t weak.
It’s reactive and it needs support, not aggression.

If you’re experiencing redness, bumps, dryness, or irritation around your mouth, you may be dealing with perioral dermatitis. While the exact cause can vary, certain skincare ingredients can sometimes trigger or worsen this condition.

One ingredient that is often overlooked is beeswax, a common component in many lip balms.

Beeswax is widely used in natural skincare because it creates a smooth texture and forms a protective barrier that helps lock in moisture. However, for some individuals, beeswax or compounds associated with it may contribute to irritation around the mouth.

Understanding how ingredients interact with sensitive skin can help you identify potential triggers and find products that better support your skin.