PREQUEL
SUN BARRIER
SUN BARRIER
PREQUEL
sun-barrier
Suncare
9873694785829
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Highlights
WHAT IS IT?
Mineral Sunscreen SPF 50
FEATURES
Lightweight, semi-transparent, water resistant (40 minutes), absorbs easily, natural radiant finish
BEST FOR
sensitive
CHECKS
Who Is It For?
All Ages And GendersWhat Does It Help With?
Sun Protection Moisture Barrier Support Skin Soothing Environmental ProtectionBudget
Affordable (under $30)How To Use
Which routine should it be used in?
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Key Information
What PREQUEL Says
Product Description:
A lightweight, semi-transparent mineral sunscreen + chemical boosters that provides optimal physical protection while boosting the skin's moisture barrier. Formulated with zinc oxide, bioactive antioxidant compounds and bisabolol, this SPF 50 sunscreen absorbs easily while soothing and protecting the skin from environmental stressors. Peachy hue blends into skin for a natural, radiant finish.
About the Brand:
Ingredients Overview
Ingredients List
zinc-oxide,bioactive-antioxidant-compounds,bisabolol
Key Ingredients
zinc oxide, bioactive antioxidant compounds, bisabolol
Ingredients Details
Bisabolol
Common Name(s): Alpha-bisabolol,levomenol,(-)-alpha-bisabolol
CAS Number: 515-69-5
DESCRIPTION
What It Does: Reduces skin inflammation, soothes irritation, promotes wound healing, and enhances penetration of co-formulated actives.
Why It's Used: Premium natural soothing active with combined anti-inflammatory, wound healing, and penetration-enhancing activity โ clinically validated across sensitive, reactive, and irritated skin types.
How It Works: Inhibits nf-kb pathway reducing pro-inflammatory cytokines il-1ฮฒ, il-6, tnf-ฮฑ. enhances stratum corneum lipid fluidity increasing penetration of co-delivered actives. antimicrobial against s. aureus and c. albicans. promotes keratinocyte migration for wound healing.
Typically Found In: Sensitive skin products,post-procedure formulations,anti-irritant formulas,wound healing
TECHNICAL DETAILS
Primary Category: Active ingredient โ soothing / anti-inflammatory
Secondary Functions: Anti-inflammatory,penetration enhancement,antimicrobial
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 0.1%โ1%
SOURCING & ETHICS
Vegan Status: Yes โ from candeia tree (vanillosmopsis erythropappa) or synthetic
Halal Status: Yes
Source Notes: Natural (-)-alpha-bisabolol from brazilian candeia tree is more sustainable and potent than chamomile-derived bisabolol. synthetic (ยฑ)-bisabolol is racemic with slightly lower anti-inflammatory potency.
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low
Comedogenicity Rating: 0/5 โ non-comedogenic
Sensitivity Concerns: Non-irritating; ideal for reactive and sensitive skin.
Safe for Sensitive Skin: Yes โ particularly recommended for sensitive skin
SAFETY & COMPATIBILITY
Safety Profile: Excellent safety profile. ewg score: 1.
Works Well With: Ceramides,panthenol,allantoin,hyaluronic acid,centella asiatica
Avoid Combining With: No significant incompatibilities
SCIENTIFIC NOTE
Bisabolol's dual function as both an anti-inflammatory and a penetration enhancer is synergistic โ by reducing the inflammatory response that increases barrier tightness while simultaneously fluidizing stratum corneum lipids, it provides enhanced delivery of co-formulated actives in the very conditions where delivery is most needed.
Last Verified: Cosing database,piazza et al. bisabolol anti-inflammatory study,cir safety assessment
Primary Sources: 2026-03-12
Zinc Oxide
Common Name(s): Zinc white,chinese white,calamine component
CAS Number: 1314-13-2
DESCRIPTION
What It Does: Physically reflects and scatters uv radiation while providing antimicrobial, anti-inflammatory, and wound healing benefits.
Why It's Used: Multi-action mineral uv filter that simultaneously provides sun protection and skin-therapeutic benefits โ the cornerstone of physical sunscreen formulations.
How It Works: Wide bandgap semiconductor physically reflects and scatters uv radiation (uva 320โ400nm and uvb 280โ320nm). dissolves to znยฒโบ providing antimicrobial activity, inhibiting bacterial and fungal growth. anti-inflammatory via inhibition of 5-lipoxygenase and il-8 production.
Typically Found In: Sunscreens,baby products,diaper creams,wound care,anti-acne formulations
TECHNICAL DETAILS
Primary Category: Active ingredient โ mineral uv filter / antimicrobial
Secondary Functions: Broad-spectrum uv filter,anti-acne,diaper rash treatment
Application Areas:
Facial Skincare
Body Care
Hair Care
Beard Care
Color Cosmetics (Makeup)
Dietary/Oral Supplements
Typical Concentration Range: 1%โ25% (spf products: 10โ25%; eu max 25%)
SOURCING & ETHICS
Vegan Status: Yes โ mineral/inorganic
Halal Status: Yes
Source Notes: Produced from zinc metal oxidation or chemical synthesis. nano zinc oxide (<100nm) improves aesthetics.
SKIN COMPATIBILITY
Irritancy Rating: 1/5 โ very low
Comedogenicity Rating: 0/5 โ non-comedogenic
Sensitivity Concerns: Non-irritating; recommended for sensitive, baby, and rosacea-prone skin.
Safe for Sensitive Skin: Yes at recommended concentrations
SAFETY & COMPATIBILITY
Safety Profile: Excellent safety profile. fda category i generally recognized as safe and effective (grase) for sunscreen. eu cosmetics regulation: max 25%. ewg sunscreen score: 1.
Works Well With: Niacinamide,salicylic acid,other actives
Avoid Combining With: No significant incompatibilities at standard concentrations
SCIENTIFIC NOTE
Zinc oxide's broad-spectrum uv coverage extends into the uva1 region (360โ400nm) more effectively than titanium dioxide, making it preferred for photoaging protection. nano zinc oxide (<100nm) achieves transparency on skin while maintaining uv protection efficiency.
Last Verified: Cosing database,fda sunscreen grase ruling,ewg sunscreen database,eu cosmetics regulation
Primary Sources: 2026-03-12