Beauty of Joseon Tinted Mineral Dayscreen SPF 30

Beauty of Joseon Tinted Mineral Dayscreen SPF 30 Ingredients in Beauty of Joseon Tinted Mineral Dayscreen SPF 30 15C Fair Cool explained: benefits, concerns, and detailed analysis of 34 ingredients including Water, Zinc Oxide, and Dimethicone A sunscreen with 34 ingredients, including spf, vitamin E, and ceramides. This hybrid sunscreen covers the full UV range and blocks ~97% of UVB at SPF 30. We independently verify ingredients, backed by peer-reviewed research. Suggest an update. Water Zinc Oxide Dimethicone Methyl Trimethicone CI 77499 CI 77491 CI 77492 Isododecane Butyloctyl Salicylate Propanediol Polymethylsilsesquioxane Lauryl PEG-10 Tris(Trimethylsiloxy)Silylethyl Dimethicone Dicaprylyl Ether Propylheptyl Caprylate PEG/PPG-18/18 Dimethicone Synthetic Fluorphlogopite Trimethylsiloxysilicate Dimethicone/Vinyl Dimethicone Crosspolymer Triethoxycaprylylsilane Magnesium Sulfate Disteardimonium Hectorite Dimethiconol Trisiloxane 1,2-Hexanediol Lauryl Polyglyceryl-3 Polydimethylsiloxyethyl Dimethicone Glyceryl Caprylate Caprylyl Glycol Ethylhexylglycerin Adenosine Lactobacillus/Rice Ferment Tocopherol Ceramide NP Titanium Dioxide Aluminum Hydroxide Water, Zinc Oxide, Dimethicone, Methyl Trimethicone, CI 77499, CI 77491, CI 77492, Isododecane, Butyloctyl Salicylate, Propanediol, Polymethylsilsesquioxane, Lauryl PEG-10 Tris(Trimethylsiloxy)Silylethyl Dimethicone, Dicaprylyl Ether, Propylheptyl Caprylate, PEG/PPG-18/18 Dimethicone, Synthetic Fluorphlogopite, Trimethylsiloxysilicate, Dimethicone/Vinyl Dimethicone Crosspolymer, Triethoxycaprylylsilane, Magnesium Sulfate, Disteardimonium Hectorite, Dimethiconol, Trisiloxane, 1,2-Hexanediol, Lauryl Polyglyceryl-3 Polydimethylsiloxyethyl Dimethicone, Glyceryl Caprylate, Caprylyl Glycol, Ethylhexylglycerin, Adenosine, Lactobacillus/Rice Ferment, Tocopherol, Ceramide NP, Titanium Dioxide, Aluminum Hydroxide Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product. So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation. You'll also recognize water as that liquid we all need to stay alive. If you see this, drink a glass of water. Remember to stay hydrated! Zinc Oxide (ZO) is a mineral broad-spectrum UV filter and the broadest-spectrum filter recognized by the FDA. It covers everything from UVB through to long-wave UVA. On top of sun protection, it has skin protectant and skin-soothing properties too. Here's a myth worth busting: mineral filters are usually described as working by "reflecting" or "bouncing" UV off your skin. That's mostly not true: when researchers actually measured it, ZO and Titanium Dioxide reflect only about 4-5% of UV (less than SPF 2 worth of protection). The vast majority of the work (~95%) is done by absorption, similar to chemical UV filters. ZO is a semiconductor that absorbs UV photos through its energy band gap. So the old "physical blocker vs. chemical absorber" framing is really an oversimplification. Zinc Oxide is one of the most effective broad-spectrum UV filters out there. It protects across UVB, UVA2, and UVA1 with a flat, even absorption curve across the whole UVA-UVB range. That uniform UVA coverage is its standout feature; titanium dioxide skews more toward UVB as its particle size drops so ZO gives more consistent and extended UVA protection. It's also very photostable. As an inorganic oxide, ZO doesn't break down in sunlight the way some organic filters can, so it holds up over a day of wear. This ingredient is gentle and soothing, making it go-to for sunscreens aimed at sensitive skin, rosacea, or ecezma-prone skin, babies, and children. It's also unlikely to cause the "eye sting" that some sunscreen ingredients are known for, and regulatory agencies broadly consider it non-toxic and safe for topical use. Beyond sun protection, ZO is also a recognized OTC skin protectant. It forms a breathable barrier that shields skin from moisture and irritation while supporting healing. This is why you'll see it as a classic active in diaper rash creams. The only downside to ZO is that it can leave a visible white cast, especially on deeper skin tones. This is the main reason mineral sunscreens have historically felt less cosmetically elegant than chemical or hybrid formulas. Zinc Oxide comes in both non-nano and nano forms. The dividing line is 100nm and anything under is classified as a nanomaterial by the EU. The nano version scatters less visible light which cuts down white case and gives a lighter, more wearable texture. Another thing worth understanding about formulation: Uncoated ZO has some inherent photocatalytic activity. This just means it can generate reactive oxygen species under UV. It's exactly why cosmetic-grade ZO is almo No written reviews yet. Be the first to review this product. Search reviews by skin type, ingredient, or keyword. Beauty of Joseon is a Korean brand With an SPF rating of 30, this product protects against 96.7% of UVB rays We're dedicated to providing you with the most up-to-date and science-backed ingredient info out there. The data we've presented on this page has been verified by a member of the SkinSort Team. · Updated July 2, 2026 • Added by RedFace79

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