Skin Encyclopedia

An evidence-based skincare reference by SYNC Beauty.

Encyclopedia

Antioxidant Defense in Skin

the collection of enzymes, vitamins, and other molecules that neutralize reactive oxygen species and help protect skin cells from oxidative damage. This defense includes compounds the body makes itself as...

Antioxidant Defense in Skin

the collection of enzymes, vitamins, and other molecules that neutralize reactive oxygen species and help protect skin cells from oxidative damage. This defense includes compounds the body makes itself as...

Free Radicals and Reactive Oxygen Species

unstable molecules that carry one or more unpaired electrons or reactive oxygen atoms, making them prone to reacting with and damaging nearby cell structures. In skin, they are generated by...

Free Radicals and Reactive Oxygen Species

unstable molecules that carry one or more unpaired electrons or reactive oxygen atoms, making them prone to reacting with and damaging nearby cell structures. In skin, they are generated by...

Oxidative Stress

an imbalance between the production of reactive, oxygen-containing molecules and the body's ability to neutralize them with antioxidants, resulting in damage to cells and tissues. In skin, oxidative stress is...

Oxidative Stress

an imbalance between the production of reactive, oxygen-containing molecules and the body's ability to neutralize them with antioxidants, resulting in damage to cells and tissues. In skin, oxidative stress is...

The Skin Immune System

the network of specialized cells, physical barriers, and signaling molecules within the skin that defends against pathogens, monitors for threats, and helps maintain tissue balance. Because skin is the body's...

The Skin Immune System

the network of specialized cells, physical barriers, and signaling molecules within the skin that defends against pathogens, monitors for threats, and helps maintain tissue balance. Because skin is the body's...

Inflammation in Skin

the body's protective biological response to injury, irritation, infection, or allergens, involving immune cells, signaling molecules, and changes in blood flow that can produce redness, warmth, swelling, and discomfort. In...

Inflammation in Skin

the body's protective biological response to injury, irritation, infection, or allergens, involving immune cells, signaling molecules, and changes in blood flow that can produce redness, warmth, swelling, and discomfort. In...

Skin Tone and Undertone

two related but distinct qualities of skin color, where tone refers to the surface shade you see (from fair to deep) and undertone refers to the subtle hue beneath the...

Skin Tone and Undertone

two related but distinct qualities of skin color, where tone refers to the surface shade you see (from fair to deep) and undertone refers to the subtle hue beneath the...