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Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid scores 8.3/9.8 and U Beauty Resurfacing Compound Face Serum with Retinol + Vitamin C scores 8.2/9.8 — a near-tie where your skin type decides the winner.
These two are neck and neck — just 0.1 points apart.
Scores last verified: June 2026
12 unique
5 in common
29 unique
These two serums take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Active Ingredient Strength is another area of separation. U Beauty Resurfacing Compound Face Serum with Retinol + Vitamin C scores 4.8 here versus 3.5 for Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid. That difference comes down to how each formula is built — the ingredient list tells the story.
Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid brings Niacinamide as an active, while u Beauty Resurfacing Compound Face Serum with Retinol + Vitamin C relies on Sodium Ascorbyl Phosphate, Dimethyl Sulfone, and Hamamelis Virginiana (Witch Hazel) Leaf Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid is better if you have
U Beauty Resurfacing Compound Face Serum with Retinol + Vitamin C is better if you have
Both sit in the luxury bracket, so value comes down to formulation quality. Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid gets the nod here with its 8.3 overall score — you're getting more for a similar outlay.
It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.
Based on ingredient analysis, Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid scores higher overall. See the full score breakdown above for details on each attribute.
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
Honest skincare intel. No jargon, no gatekeeping — just the ingredients decoded.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.