Active ingredients only work if they penetrate the skin barrier. How delivery systems like liposomes, glycerosomes and ethosomes determine whether skincare works.
For sensitive skin that can't tolerate retinol, alternatives like bakuchiol and newer bioretinoids have real clinical evidence. What the category research shows.
Independent lab testing found a five-fold arsenic difference between two collagen products. What the number really means, and why speciation testing matters.
A functional, root-cause approach to acne looks at diet, gut health and hormones as a complement to conventional dermatology. What the evidence actually shows.
Aesthetic medicine is shifting from filling to regenerating, with more cautious filler use. Insights on fillers, bakuchiol and injectable safety zones.
