Evidence-Based Skincare Articles

Black seed oil for skin has real evidence behind it for inflammation and barrier repair. Here's what it does, what it doesn't, and where the gap is.

A Nefertiti lift uses botulinum toxin along the jawline and platysma to sharpen a blurred jaw. Here's the science, the limits, and what it cannot fix.

PRX-T33 is a 33% TCA treatment that skips the peeling phase entirely. Here's the chemistry behind it, the clinical data, and where it falls short.

Hyaluronic acid vs retinol: one hydrates the surface, the other rebuilds collagen underneath. Here is what each actually does and which one your skin needs.

Necklace lines are the horizontal rings around your neck. Learn what causes these necklace wrinkles and which treatments actually smooth them, per the science.

What causes crepey skin? Collagen loss, sun damage, and dehydration thin the dermis until it creases. Here is the science — and what actually rebuilds it.

Rose water for face and skin offers genuine antioxidant and soothing benefits, but it won't firm or rebuild aging skin. Here's what the science really shows.

Is Vaseline good for your face? Petrolatum is a proven barrier sealer that slashes water loss — but it's not a treatment. Here's how to use it well after 40.

Witch hazel benefits mature skin by calming inflammation and mopping up free radicals — but it won't rebuild collagen. Here's what it can and can't do.

Ellacor micro-coring physically removes cores of skin to treat wrinkles without a scar. What the clinical trials show, who it suits, and its real limits.