ALASTIN
vs Dr. Barbara Sturm
Two formulas, with different prices and ingredient blends.
| What to compare | ALASTIN HA IMMERSE Serum | Dr. Barbara Sturm Hyaluronic Serum |
|---|---|---|
| US reference price | $134 / 29.6 mL · $4.53/mL | $325 / 30 mL · $10.83/mL |
| HA forms | Sodium hyaluronate + crosslinked sodium hyaluronate | Sodium hyaluronate; brand describes multiple molecular sizes |
| Disclosed concentrations | Not disclosed | Not disclosed |
| Other ingredients to consider | Glycerin, dimethicone, sugar humectants, Octapeptide-45 | Butylene glycol, fermented purslane extract |
| Format | Lightweight serum; pump | Serum; dropper |
| Evidence status | Brand-associated open-label research; no head-to-head comparison. | Ingredient-level HA evidence; exact-formula controlled evidence not established here. |
The practical difference
ALASTIN: A hydration blend with both water-binding ingredients and a silicone base. Worth considering if you want a pump rather than a dropper.
Dr. Barbara Sturm: A short published ingredient list makes this an option for readers who prefer a less complex formula.
What the comparison cannot tell you
ALASTIN: The peptide and HA-boosting claims do not establish superiority over the other serums.
Dr. Barbara Sturm: The luxury price does not establish better hydration. We did not identify a controlled trial of the exact current formula in this review.
These published details do not establish a clinical winner. No head-to-head study of this pair was identified in this review. Prices were checked 2 November 2026; confirm current local prices.
Read the ingredient evidence