PCA SKIN
Hyaluronic Acid Boosting Serum
A broader hydration formula that includes niacinamide and barrier lipids alongside HA.
- US reference price
- $128 / 30 mL · $4.27/mL
- HA forms
- Hyaluronic acid, hydrolyzed HA, sodium hyaluronate
- Disclosed concentrations
- HA and niacinamide percentages not disclosed
- Other ingredients to consider
- Glycerin, dimethicone, niacinamide, ceramides NP/AP/EOP
- Format
- Serum; pump
- Evidence status
- Six-week serum study with 40 women; no vehicle-control group described in abstract.
What to keep in mind
The page’s 50% HA increase is based on laboratory data. Its ingredient list also includes aroma and rosemary oil. The niacinamide percentage cannot be assumed to match a 5% trial.
A label can identify ingredients, but not prove their effective dose or delivery. Formulations and personal tolerance matter.
Read the relevant research
- A six-week serum study: promising, with limits · PMID 34176098
- What niacinamide adds to the conversation · PMID 16029679
- Why glycerin deserves a place beside HA · PMID 18498456
- Does the size of hyaluronic acid matter? · PMID 22052267