Feb 26, 2026A New Peptide Beat Retinol in an RCT. Should You Care?A new cyclized peptide outperformed retinol in a 56-day RCT, but the retinol dose was 0.002%. Here's what that result means for skin aging.retinolhexapeptide-9wrinklesRead article →
Feb 24, 2026Skin Barrier Aging Prevention: What the Research Actually ShowsFive peer-reviewed papers, five unrelated topics. We fact-checked the evidence behind a popular inside-out skin barrier aging protocol — it doesn't hold up.skin barrieratopic dermatitisaging skinRead article →