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TruSkin
TruSkin Vitamin C Serum
A budget-accessible vitamin C serum — worth checking the ingredient list for stabilizers like ferulic acid, since pure L-ascorbic acid degrades quickly once opened.
A professional-grade serum combining sugar cane extract with white willow bark to target fine lines uneven texture and breakouts simultaneously.
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Best for
Best for those wanting a multi-target treatment at professional-grade concentration.
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Key Ingredients
Sugar Cane ExtractWhite Willow BarkMushroom Extract
What We Like
- Contains Sugar Cane Extract for natural glycolic acid; White Willow Bark for natural salicylic acid
- Well-suited for those wanting a multi-target treatment at professional-grade concentration.
- Backed by research-supported active ingredients
Things to Consider
- Higher price point — a significant investment
- Results require consistent use over several weeks
Our Verdict
iS CLINICAL Active Serum is a premium offering from iS CLINICAL that targets those with those wanting a multi-target treatment at professional-grade concentration. The inclusion of Sugar Cane Extract provides natural glycolic acid. Best suited for those wanting a multi-target treatment at professional-grade concentration.
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Based on a Duke University patent combining 15% L-ascorbic acid with vitamin E and ferulic acid at a specific pH — widely cited as the benchmark formulation in vitamin C research.
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Frequently compared to SkinCeuticals C E Ferulic for a fraction of the price — a useful case study in how formulation science, not just brand name, drives efficacy.