Paula's Choice Resist Super-Light Wrinkle Defense SPF 30 Versus Versed Guards Up Daily Mineral Sunscreen Broad Spectrum SPF 35

Paula's Choice Resist Super-Light Wrinkle Defense SPF 30 Versus Versed Guards Up Daily Mineral Sunscreen Broad Spectrum SPF 35 Detailed comparison of Paula's Choice Resist Super-Light Wrinkle Defense SPF 30 versus Versed Guards Up Daily Mineral Sunscreen Broad Spectrum SPF 35. This mineral sunscreen covers the full UV range and blocks ~97% of UVB at SPF 30. This hybrid sunscreen covers the full UV range and blocks ~97% of UVB at SPF 35. Water Cyclopentasiloxane Zinc Oxide PEG-12 Dimethicone PEG/PPG-18/18 Dimethicone Lauroyl Lysine Sodium Chloride Trihydroxystearin Dimethicone Crosspolymer Resveratrol Quercetin Epigallocatechin Gallate Tocopheryl Acetate Tetrahexyldecyl Ascorbate Adenosine Bisabolol Salix Nigra Bark Extract Punica Granatum Extract Haematococcus Pluvialis Extract Hydrolyzed Corn Starch Polysorbate 80 Hydrated Silica Triethoxycaprylylsilane C12-15 Alkyl Benzoate Isopropyl Titanium Triisostearate Caprylyl Glycol Hexylene Glycol Ethylhexylglycerin Iron Oxides Phenoxyethanol Water, Cyclopentasiloxane, Zinc Oxide, PEG-12 Dimethicone, PEG/PPG-18/18 Dimethicone, Lauroyl Lysine, Sodium Chloride, Trihydroxystearin, Dimethicone Crosspolymer, Resveratrol, Quercetin, Epigallocatechin Gallate, Tocopheryl Acetate, Tetrahexyldecyl Ascorbate, Adenosine, Bisabolol, Salix Nigra Bark Extract, Punica Granatum Extract, Haematococcus Pluvialis Extract, Hydrolyzed Corn Starch, Polysorbate 80, Hydrated Silica, Triethoxycaprylylsilane, C12-15 Alkyl Benzoate, Isopropyl Titanium Triisostearate, Caprylyl Glycol, Hexylene Glycol, Ethylhexylglycerin, Iron Oxides, Phenoxyethanol Zinc Oxide 15.2% Butyloctyl Salicylate Isodecyl Neopentanoate Calcium Sodium Borosilicate Diheptyl Succinate C18-21 Alkane Erythritol Cetearyl Alcohol Sodium Stearoyl Glutamate Capryloyl Glycerin/Sebacic Acid Copolymer Propanediol Arachidyl Alcohol Glycerin Pyrus Malus Fruit Extract Caprylic/Capric Triglyceride Tocopherol Coco-Glucoside Ethyl Ferulate Behenyl Alcohol Cetyl Alcohol Arachidyl Glucoside Polyhydroxystearic Acid Citric Acid Sodium Gluconate Xanthan Gum Octyldodecyl Oleate Caprylhydroxamic Acid Hydrolyzed Jojoba Esters Sodium Hyaluronate Crithmum Maritimum Extract Maltodextrin Moringa Oleifera Seed Extract Aloe Barbadensis Leaf CI 77491 Zinc Oxide 15.2%, Water, Butyloctyl Salicylate, Isodecyl Neopentanoate, Calcium Sodium Borosilicate, Diheptyl Succinate, C18-21 Alkane, Erythritol, Cetearyl Alcohol, Sodium Stearoyl Glutamate, Capryloyl Glycerin/Sebacic Acid Copolymer, Propanediol, Arachidyl Alcohol, Glycerin, Pyrus Malus Fruit Extract, Caprylic/Capric Triglyceride, Tocopherol, Caprylyl Glycol, Coco-Glucoside, Ethyl Ferulate, Behenyl Alcohol, Cetyl Alcohol, Arachidyl Glucoside, Bisabolol, Polyhydroxystearic Acid, Citric Acid, Sodium Gluconate, Xanthan Gum, Octyldodecyl Oleate, Caprylhydroxamic Acid, Hydrolyzed Jojoba Esters, Sodium Hyaluronate, Crithmum Maritimum Extract, Maltodextrin, Moringa Oleifera Seed Extract, Aloe Barbadensis Leaf, Iron Oxides, CI 77491 These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Bisabolol is a gentle skin conditioner, antioxidant, and soothing ingredient. It's primary claim to fame is soothing and research shows topically applied bisabolol can quiet the chemical messengers that cause your skin to become inflamed, helping to sooth any irritation. A clinical study found that applying 0.5% bisabolol daily for 8 weeks produced an average 9% decrease in skin pigmentation. Researchers found it can also suppress the process that leads to excess melanin production in skin. In vitro studies found that bisabolol combined with propylene glycol significantly increased skin permeability by increasing lipid fluidity in the stratum corneum. You'll likely see use concentrations quite low, usually 0.1-0.2%. Overall, this is a well-tolerated ingredient that works well in formulas designed for sensitive, reactive, or post-procedure skin. Caprylyl Glycol is a humectant, skin conditioner, emollient, and preservative booster derived from either caprylic acid or synthetically created. Typical use levels vary from 0.3-1% as a preservative booster and go up to 2% to condition skin. Because it is not a free-fatty acid, this ingredient is fungal acne safe (there's nothing for Malassezia to feed on). 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