Evidence-Based Skincare Articles

Dark spots on arms are often UV-related solar lentigines. Learn how to distinguish common causes, which treatments can fade them, and how to prevent more.

Milia on the face are small keratin-filled cysts, not acne. Learn why they form, what not to do, and which at-home or professional treatments can clear them.

Compare mineral and chemical sunscreen by UV filters, protection, skin feel, sensitivity, and use with retinoids. The best choice is one you apply correctly.

Perioral dermatitis causes a recurring rash around the mouth and may be worsened by topical steroids or heavy products. Learn triggers and evidence-based treatment.

White spots on skin can have several causes, from idiopathic guttate hypomelanosis to vitiligo or infection. Learn key clues and when to see a dermatologist.

Most anti-aging night creams don't deliver results. Here's the science of what makes a night cream actually work—and the active ingredient you should look for.

Inflammaging is the chronic low-grade inflammation that silently drives skin aging. Learn how it destroys collagen, what triggers it, and how to reduce it.

Polyglutamic acid holds 5x more water than hyaluronic acid and enhances your skin's natural moisture factors. Learn what the science says and how to layer it.

Dark spots on chest and décolletage are driven by decades of UV exposure on neglected skin. Learn the causes, clinical treatments, and proven topical ingredients.

Dry flaky skin on face has specific biological causes beyond simple dehydration. Learn what drives facial flaking after 40 and which actives actually repair it.