Unlocks exact minute-by-minute pH buffer wait times, 4-night skin-cycling calendar & barrier-safe swaps
Beauty of Joseon Relief Sun SPF50+ PA++++ INCI Teardown: UV Filters, Niacinamide & Ferments
Next-gen Korean UV filter emulsion with 30% Rice Extract + Niacinamide. Essential AM step to protect retinoid/acid routines.
Recommended Spacing: 5 Minutes
Apply in the AM only if paired with broad-spectrum SPF 30–50+ and separated from antagonistic pH/redox actives.
In the PM, Uses photostable Uvinul A Plus + Uvinul T 150 filters with Niacinamide. Note: contains Monascus/Rice Ferment (monitor if prone to Malassezia folliculitis).
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
+ View 5 additional secondary ingredient interaction(s)
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
Immediate layering across a ΔpH 3.0 gap (> 1.8 threshold) buffers the acid's un-ionized free-acid fraction while risking transient nicotinic-acid prostaglandin D2 capillary flushing.
Stacking 15%–20% L-Ascorbic Acid (pH 3.0) with AHA/BHA exfoliants (pH 3.5) overwhelms the skin’s natural buffering capacity, triggering nociceptor stinging.
- AM Prep: pH 5.5 Gentle Amino-Acid Cleanser or Water Rinse [pH 5.5 · Pat dry]
- AM Antioxidant (Low pH): L-Ascorbic Acid 15%–20% + Ferulic Acid Serum [pH 3.2 · ⏱ Wait 15 min (ΔpH Equilibration)]
- AM Barrier + Photoprotection: Physiological Ceramide Moisturizer + Broad-Spectrum SPF 50+ PA++++ [pH 5.8 · Mandatory final step]
Save Your Personalized AM/PM Glow Ritual & 9:16 Vanity Card
Includes your printable 4-Night Skin-Cycling calendar, Henderson-Hasselbalch free-acid table, and Apple-Wallet lockscreen guide.
Esthetician & Cosmetic Chemist FAQ
What is the formulation pH and full INCI profile of Beauty of Joseon Relief Sun: Rice + Probiotics SPF50+ PA++++?
Beauty of Joseon Relief Sun: Rice + Probiotics SPF50+ PA++++ is formulated at pH 6.2 ($18). Full INCI: Water, Oryza Sativa (Rice) Extract (30%), Dibutyl Adipate, Propanediol, Diethylamino Hydroxybenzoyl Hexyl Benzoate, Polymethylsilsesquioxane, Ethylhexyl Triazone, Niacinamide, Monascus/Rice Ferment.
Which skincare actives conflict with Beauty of Joseon Relief Sun: Rice + Probiotics SPF50+ PA++++?
Uses photostable Uvinul A Plus + Uvinul T 150 filters with Niacinamide. Note: contains Monascus/Rice Ferment (monitor if prone to Malassezia folliculitis).
Is Beauty of Joseon Relief Sun: Rice + Probiotics SPF50+ PA++++ comedogenic or fungal-acne (Malassezia) safe?
Run the pre-loaded INCI analyzer above to inspect positional comedogenicity (0–5) and C12–C24 Malassezia lipid ester triggers for every ingredient in Relief Sun: Rice + Probiotics SPF50+ PA++++.