Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid
Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid scores 8.3/9.8 overall. It ranks highest in low irritation risk (9.5) and formulation safety (9.0).
✶ Hero ingredients
Coconut-derived emollient
Lightweight humectant and solvent
Natural humectant from sugar beets
Score breakdown
Scores last verified: July 2026
What makes Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid stand out
Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid is an excellent serum with an overall score of 8.3/9.8. Positioned in the luxury bracket, it delivers a well-rounded formulation that balances efficacy with gentleness. The formula leads with Caprylic/Capric Triglyceride, Butylene Glycol, Betaine — ingredients that support the skin barrier and moisture levels.
It performs well on hydration (8.5) and low irritation risk (9.5). On the flip side, active ingredient concentration is on the lighter side.
Is this right for you?
Great for
- ✓Dry or dehydrated skin — strong moisture-binding profile
- ✓Sensitive skin — low irritation risk with a gentle formulation
- ✓Safety-conscious shoppers — clean formulation with minimal flags
May not suit
- ⚠Those seeking potent actives — this leans more maintenance than treatment
Key ingredients
- ✶Caprylic/Capric Triglyceride
Softens and smooths — #2 in the INCI list
- ✶Butylene Glycol
Draws in moisture — #3 in the INCI list
- ✶Betaine
Draws in moisture — #4 in the INCI list
- ✶Glycerin
Draws in moisture — #5 in the INCI list
- ✶Pentylene Glycol
Draws in moisture — #6 in the INCI list
What creators are saying
TikTokReviewers love that this serum has a silky, lightweight texture that absorbs quickly without leaving greasy residue, while delivering hydration and a calming glow to the skin. They praise its soothing formula and consider it a must-have product that's earned recognition from major beauty publications. It's recommended for anyone with sensitive or mature skin looking for a nourishing serum that feels luxurious yet lightweight.
Based on 2 creator reviewsFull ingredient list
17 ingredients — listed in INCI order (highest concentration first)
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Ingredient breakdown
- Draws in moisture6
- Softens and smooths3
- Other ingredient2
- Keeps the product fresh2
- Holds the formula together1
- Works on your skin1
- Formula balancers1
- Added colour1