Shop Beauty of Joseon Daily Relief Sunscreen SPF 40 Broad Spectrum 50ml
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SPF
Beauty of Joseon

Daily Relief Sunscreen SPF 40 Broad Spectrum 50ml

~$18· 50mlSPF 40
RadianceDryness

Tracked ingredients

Key actives from our research database. Click any to read the full evidence dossier.

Evidence behind the ingredients

Real citations from our research database — one per tracked active in this product. Click any ingredient name to read its full evidence dossier.

Rice Bran ExtractModerate evidence8 citations

A traditional Japanese brightener with built-in antioxidants. Softens, hydrates, and adds glow.

Syafitri E et al., Cutaneous Delivery of Bioactive Components from a Rice Bran Oil Nanoemulsion and Their Biodistribution in Porcine and Human Skin, International Journal of Pharmaceutics: X 2026

2026Mechanism onlyPMID:42028061View source ↗

Zamil DH et al., Dermatological uses of rice products: Trend or true?, Journal of Cosmetic Dermatology 2022;21(11):6056-6060 — review of rice-derived ingredients with antiaging, anti-inflammatory, brightening, photoprotective effects

2022Mechanism onlyPMID:35587098View source ↗

Miyasaka K et al., Anti-melanogenic effects of glucosylceramides and elasticamide derived from rice oil by-products in melanoma cells, melanocytes, and human skin, Journal of Food Biochemistry 2022;46(10):e14353 — rice-derived ceramides/elasticamide suppressed UV-induced pigmentation

2022Positive — efficacyPMID:35986572View source ↗
Vitamin EModerate evidence6 citations

A workhorse antioxidant that defends your skin from daily oxidative damage. Pairs especially well with vitamin C, and it's in nearly every good moisturizer for a reason.

Neves JR et al., Efficacy of a topical serum containing L-ascorbic acid, neohesperidin, pycnogenol, tocopherol, and hyaluronic acid in relation to skin aging signs, Journal of Cosmetic Dermatology 2022;21(10):4462-4469 — tocopherol-containing antioxidant serum reduced pollution-induced damage and improved aging signs

2022Positive — efficacyPMID:35150043View source ↗

Warshaw EM et al., Patch Testing With Tocopherol and Tocopherol Acetate: The North American Contact Dermatitis Group Experience, 2001 to 2016, Dermatitis 2021;32(5):308-318 — 15-year NACDG data: positive patch-test reactions to tocopherol rare given widespread cosmetic use

2021Safety assessmentPMID:34238818View source ↗

Lin FH et al., Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin, Journal of Investigative Dermatology 2005;125(4):826-832 — ferulic acid + vit C + vit E combo doubled photoprotection vs C+E alone (cross-listed; same paper cited for Ferulic Acid and Vit C)

2005Positive — efficacyPMID:16185284View source ↗

Sources: PubMed · KCI · J-Stage · CNKI · Wanfang · SFD · MFDS · Cochrane · SCCS · CIR. Every entry points to a specific document. See methodology for what each outcome label means.

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