
Salmon Sperm Skin Care: What It Is, and How It Differs From the Facial
Salmon sperm skin care is the nickname for PDRN, purified salmon DNA fragments with no sperm cells; this article separates the injected, clinic microneedling and leave-on routes and what each body ...

Copper Uglies: What They Are and How Long They Last
What copper uglies are, what the one controlled facial trial recorded (39 of 40 women tolerated the serum), why no study says how long they last, and what to do if your skin reacts.

Crow's Feet: What Causes Them and What Really Helps
What crow's feet are, why they show and stay, and what the five controlled skincare trials that measured them found (Argireline, PDRN, GHK-Cu, Matrixyl, glutathione), with the limits of each.

Argireline and Matrixyl 3000 together: what the trials show
No study has tested Argireline and Matrixyl 3000 together, so this article sets out what each peptide's own trials show, how to layer the two, and who should be careful.



