Brand Comparison
The History of Whoo vs Rejuran
A head-to-head comparison of two popular K-beauty brands. Which one is right for your skin?
Our Pick
The History of Whoo
Higher editor rating (8.8 vs 8.7)
The History of Whoo
Price tags that make you wince and packaging that belongs in a palace museum — but the Bichup Self-Generating Anti-Aging Essence is legitimately good, and the Gongjinhyang:Seol brightening line has receipts. You're paying for the ritual as much as the results, which is either the point or the problem, depending on who you are.
Pros
- ✓ Heritage formulas with modern polish
- ✓ Exceptional packaging
- ✓ Strong mature-skin results
Cons
- ✗ Luxury pricing
- ✗ Heavy herbal fragrance
- ✗ Overkill for anyone under 35
Rejuran
Rejuran is the consumer-skincare arm of Pharma Research Products, the Korean biopharma company that developed the original Rejuran Healer injectable — the same PDRN (polydeoxyribonucleotide) dermal treatment that's been a staple of Korean aesthetic clinics since 2014. The topical line translates that clinical DNA into daily-use products, anchored by the patented c-PDRN® complex at 0.5% concentration plus proprietary DOT® (Dermal Optimizing Technology) delivery. The Turnover Ampoule is the hero: a lightweight serum that targets fine lines, firmness, and texture with the same salmon-DNA active that made the injectable famous. Rejuran launched at Sephora US in 2024, won the 2025 Olive Young Slow Aging award, and has become the face of the PDRN trend that's dominating K-beauty in 2025–2026. The price point is premium-mid ($45–55), justified by the clinical pedigree and patented delivery system. Worth reaching for if you want the PDRN trend from the company that actually invented it.
Pros
- ✓ invented the PDRN category — the original, not a copycat
- ✓ patented c-PDRN® and DOT® delivery backed by published clinical data
