Author: Danielle James

At Zell Dermatology and Cosmetic Laser Center in Seoul, Dr. Jong Min Park sees 30 to 40 patients a day; up to a fifth request PDRN injections, a regenerative treatment derived from the DNA in salmon reproductive cells, and popularised in the US as “salmon sperm facials.” Despite the nickname, the treatment contains not sperm but polydeoxyribonucleotide (PDRN) and polynucleotides (PN) — DNA fragments used in medicine to promote tissue repair. The treatment’s virality belies serious science, and patients notice visible improvements immediately and over time. “This naturally leads to word-of-mouth referrals,” Park said, adding that demand has grown sharply…