Here's our complete breakdown comparing the ingredients, attributes, and more of Undefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone versus Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ .
Last updated on January 22, 2024. Published on April 03, 2024
Overview
What they are
These products are both cruelty-free sunscreens. They have a total of 18 ingredients in common
Cool Features
They both contain exfoliants, niacinamide and Vitamin E
Suited For
They're both likely to be good for fighting acne, brightening skin, sensitive skin, oily skin, reducing pores, scar healing and dark spots
Free From
They both do not contain any harsh alcohols, common allergens, oils, parabens or sulfates
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.
Sunscreen
Sunscreens help absorb or reflect UV radiation and protect skin against skin damage. Sunscreens may come in the form of lotion, gel, foam, spray, or solid-stick.
Sunscreen
Sunscreens help absorb or reflect UV radiation and protect skin against skin damage. Sunscreens may come in the form of lotion, gel, foam, spray, or solid-stick.
Price
Ingredient Info
Undefined Beauty R&R Sun Tinted Serum 31 ingredients
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ 47 ingredients
Alcohol Free
This product is free of harsh alcohols 🎉
Silicon Free
This product is free of silicons 🎉
Contains Fragrance
Ingredients in this product that are forms of fragrance:
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Oil Free
This product is free of oils 🎉
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Not Reef Safe
Ingredients in this product that are not reef safe:
EU Allergen Free
This product is free of EU allergens 🎉
Non Vegan
This product is not vegan 😥
Cruelty Free
This product is cruelty-free 🎉
Alcohol Free
This product is free of harsh alcohols 🎉
Contains Silicon
Ingredients in this product that are types of silicon:
Fragrance Free
This product is free of fragrances 🎉
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Oil Free
This product is free of oils 🎉
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Not Reef Safe
Ingredients in this product that are not reef safe:
EU Allergen Free
This product is free of EU allergens 🎉
Non Vegan
This product is not vegan 😥
Cruelty Free
This product is cruelty-free 🎉
At a glance
Click on any of the items below to learn more
Undefined Beauty R&R Sun Tinted Serum 31 ingredients
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ 47 ingredients
Notable Ingredients
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Benefits
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Concerns
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Notable Ingredients
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Benefits
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Concerns
This product contains 1 ingredient that may have this attribute:
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Join SkinSortIngredients Compared
Ingredients that are highlighted in purple are present in both products.
Undefined Beauty R&R Sun Tinted Serum 31 ingredients
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ 47 ingredients
Allantoin • Bisabolol • C12-15 Alkyl Benzoate • Caprylic/Capric Triglyceride • Caprylyl Glycol • Coco-Caprylate • Helianthus Annuus Extract • Hydrogenated Lecithin • CI 77492 • Jojoba Esters • Lecithin • Methylpropanediol • Niacinamide • Nylon-12 • Oryza Sativa Bran Extract • Phenylpropanol • Polyglyceryl-2 Dipolyhydroxystearate • Polyglyceryl-3 Diisostearate • Polyglyceryl-3 Polyricinoleate • Polyglyceryl-4 Diisostearate/Polyhydroxystearate/Sebacate • Propanediol • Rosmarinus Officinalis Leaf Extract • Silica • Sodium Chloride • Sodium Hydroxide • Stearalkonium Hectorite • Tetrasodium Glutamate Diacetate • Tocopherol • Tremella Fuciformis Sporocarp Extract • Tridecyl Salicylate • Water
Zinc Oxide 10% • Water • C12-15 Alkyl Benzoate • Caprylic/Capric Triglyceride • Lauryl Peg-8 Dimethicone • Dimethicone • Isododecane • Tridecyl Salicylate • Hdi/Trimethylol Hexyllactone Crosspolymer • Propanediol • Caprylyl Methicone • Polymethylsilsesquioxane • Niacinamide • Saccharomyces/Rice Ferment Filtrate • Silica • Squalane • Camellia Sinensis Leaf Extract • Cladosiphon Okamuranus Extract • Hydrolyzed Silk • Bisabolol • Allantoin • Tocopherol • Theobroma Cacao Seed Extract • Arctium Lappa Root Extract • Kappaphycus Alvarezii Extract • Sodium Hyaluronate • Lecithin • Caesalpinia Spinosa Fruit Extract • Lactobacillus • Maltodextrin • Caprylyl Glycol • Dimethicone Crosspolymer • Hydrogenated Lecithin • Tetrasodium Glutamate Diacetate • Peg-10 • Polyglyceryl-2 Dipolyhydroxystearate • Propylene Glycol • Lauryl Peg-10 Tris(Trimethylsiloxy)Silylethyl Dimethicone • Polyglyceryl-4 Diisostearate/Polyhydroxystearate/Sebacate • Butylene Glycol • Phosphoric Acid • Sodium Hydroxide • Sodium Chloride • Hexylene Glycol • Ethylhexylglycerin • Phenoxyethanol • CI 77499
Ingredients Side-by-side
Ingredients that are highlighted in purple are present in both products.
Learn more about what what Com. / Irr. ratings are
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Allantoin plays a role in soothing and moisturizing the skin. Because of this, it is often added to products with strong active ingredients.
Some studies have shown this ingredient can promote wound healing with higher concentrations.
Allantoin is derived from the comfrey plant but produced synthetically for cosmetic products to ensure purity.
Learn more about AllantoinUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 1.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 21.
Bisabolol is pimarily used to add fragrance to a product. However, it is also famous for helping soothe skin.
Bisabolol comes from German chamomile essential oil. Synthetic Bisabolol has been shown to be less effective.
Bisabolol helps soothe skin. It does this by blocking the inflammatory signals, helping to reduce your body's reaction to irritation.
Bisabolol also interferes with the process of hyperpigmentation. This can help with reducing dark spots and uneven tone.
Bisabolol is an antioxidant. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells. By fighting these free-radicals, Bisabolol may slow down signs of aging.
Studies have shown Bisabolol to have antimicrobial properties and may be a fungicide. These properties help preserve a product's shelf life.
Bisabolol also helps the absorption of other ingredients.
Learn more about BisabololUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 2.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 20.
C12-15 Alkyl Benzoate is made up of Benzoic Acid and long chain alcohols. It has a low molecular weight.
C12-15 Alkyl Benzoate is an emollient and texture enhancer. Due to its solubility, it is often used in sunscreens to help evenly distribute active ingredients.
As an emollient, C12-15 Alkyl Benzoate helps soften and hydrate your skin. Emollients create a film on your skin that traps moisture within.
This ingredient has been reported to cause eye irritation.
Learn more about C12-15 Alkyl BenzoateUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 3.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 3.
Caprylic/Capric Triglyceride is an emollient, solvent, and texture enhancer. It is considered a skin-softener by helping the skin prevent moisture loss.
Within a product, Caprylic Triglyceride can thicken the product and make spreadability easier by dissolving clumping compounds. An added benefit of Caprylic Triglyceride is its antioxidant properties.
Caprylic Triglyceride is made by combining glycerin with coconut oil, forming a clear liquid. Caprylic Triglyceride has not been found to be toxic for human use in concentrations under 50%.
While there is an assumption Caprylic Triglyceride can clog pores due to it being derived from coconut oil, there is no research supporting this.
Learn more about Caprylic/Capric TriglycerideUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 4.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 4.
Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.
It is a common ingredient in many products, especially those designed to hydrate skin. The primary benefits are retaining moisture, skin softening, and promoting a healthy skin barrier.
Though Caprylyl Glycol is an alcohol derived from fatty acids, it is not the kind that can dry out skin.
This ingredient is also used as a preservative to extend the life of products. It has slight antimicrobial properties.
Learn more about Caprylyl GlycolUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 5.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 31.
Hydrogenated Lecithin is created from the hydrogenation of lecithin. Hydrogenation is a chemical reaction between molecule hydrogen and another element.
Hydrogenated Lecithin is an emollient and emulsifier. As an emollient, it helps soften skin by trapping moisture within.
The phospholipids in Hydrogenated Lecithin can produce liposomes. Liposomes help other ingredients get through the skin barrier to be better absorbed.
As an emulsifier, it prevents oil and water ingredients from separating.
Learn more about Hydrogenated LecithinUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 8.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 33.
Lecithin is a term for a group of substances found in plants, animals, and humans. They are made up of mixture of fatty acids. These fatty acids usually are a mixture of phosphoric acid's choline ester connected to stearic, oleic, and palmitic acids. Most lecithins are created from plant ingredients scuh as sunflower.
Lecithin is an emollient. Emollients help soften the skin and creates a barrier to keep moisture in.
As an emulsifier, it also helps prevent water and oil ingredients from separating. Lecithin can help ingredients be better absorbed by the skin. The phospholipids in Lecithin can produce liposomes. Liposomes help other ingredients get through the skin barrier.
Learn more about LecithinUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 11.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 27.
Niacinamide has emerged as an all-star ingredient due to its many benefits.
It is known to treat acne by reducing inflammation. It also helps fade dark-spots and strengthen the skin by promoting the growth of the ceramide barrier.
Other benefits include smoothing wrinkles and minimizing redness.
The cherry on top? Niacinamide can also help build keratin, a protein that keeps skin firm.
When incorporating niacinamide into your routine, look out for concentration amounts. Typically, 5% niacinamide provides benefits such as fading dark spots. However, if you have sensitive skin, it is better to begin with a smaller concentration.
Niacinamide can be mixed with other ingredients to boost benefits. For instance, it has shown to be effective when used with copper, folic acid, and zinc to treat acne.
Learn more about NiacinamideUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 13.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 13.
Polyglyceryl-2 Dipolyhydroxystearate isn't fungal acne safe.
Undefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 17.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 36.
Polyglyceryl-4 Diisostearate/Polyhydroxystearate/Sebacate isn't fungal acne safe.
Undefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 20.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 39.
Propanediol helps absorb ingredients into your skin, boosting their benefits. It can act as an emollient, making your skin softer. Propanediol can help products last longer by boosting the properties of preservatives within the formulation.
Propanediol is not likely to cause sensitivity and considered safe to use.
It is derived from corn or petroleum with a clear color and no scent.
Learn more about PropanediolUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 21.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 10.
Silica is a mineral naturally found in our skin. It helps to thicken and smooth the texture of a product. It also acts as an agent for other ingredients by increasing the absorption of other ingredients into the skin.
Silica is often used for absorption and can help reduce shine when products are applied. Silica occurs in naturally in materials like clay and sandstone, and it can also be produced synthetically.
Silica is present naturally within the skin during collagen production and when reducing inflammation.
Learn more about SilicaUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 23.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 15.
Chances are, you eat sodium chloride every day. Sodium Chloride is also known as table salt.
This ingredient has many purposes in skincare: thickener, emulsifier, and exfoliator.
You'll most likely find this ingredient in cleansers where it is used to create a gel-like texture. As an emulsifier, it also prevents ingredients from separating.
There is much debate on whether this ingredient is comedogenic. The short answer - comedogenic ratings don't tell the whole story. Learn more about comegodenic ratings here.
The concensus about this ingredient causing acne seems to be divided. Research is needed to understand if this ingredient does cause acne.
Scrubs may use salt as the primary exfoliating ingredient.
Learn more about Sodium ChlorideUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 24.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 43.
Sodium Hydroxide is also known as lye or caustic soda. It is used to adjust the pH of products; many ingredients require a specific pH to be effective.
In small amounts, sodium hydroxide is considered safe to use. However, large amounts may cause chemical burns due to its high alkaline.
Your skin has a natural pH and acid mantle. This acid mantle helps prevent harmful bacteria from breaking through. The acid mantle also helps keep your skin hydrated.
"Alkaline" refers to a high pH level. A low pH level would be considered acidic.
Learn more about Sodium HydroxideUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 25.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 42.
Tetrasodium Glutamate Diacetate is a chelating agent. Chelating agents help prevent metal ions from binding to other ingredients. This helps prevent unwanted effects and reactions from a product. These metal ions may come from water and are found in miniscule amounts.
Tetrasodium Glutamate Diacetate can also help other preservatives be more effective.
Undefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 27.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 34.
Tocopherol (also known as Vitamin E) is a common antioxidant used to help protect the skin from free-radicals and strengthen the skin barrier. It's also fat soluble - this means our skin is great at absorbing it.
Vitamin E also helps keep your natural skin lipids healthy. Your lipid skin barrier naturally consists of lipids, ceramides, and fatty acids. Vitamin E offers extra protection for your skin’s lipid barrier, keeping your skin healthy and nourished.
Another benefit is a bit of UV protection. Vitamin E helps reduce the damage caused by UVB rays. (It should not replace your sunscreen). Combining it with Vitamin C can decrease sunburned cells and hyperpigmentation after UV exposure.
You might have noticed Vitamin E + C often paired together. This is because it is great at stabilizing Vitamin C. Using the two together helps increase the effectiveness of both ingredients.
There are often claims that Vitamin E can reduce/prevent scarring, but these claims haven't been confirmed by scientific research.
Learn more about TocopherolUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 28.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 22.
We don't have a description for Tridecyl Salicylate.
Undefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 30.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 8.
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. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterUndefined Beauty R&R Sun Tinted Serum Light Tint/Neutral Undertone contains this as ingredient number 31.
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ contains this as ingredient number 2.
Here's what our community thinks of the ingredients in these two products.
Undefined Beauty R&R Sun Tinted Serum 31 ingredients
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ 47 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
Undefined Beauty R&R Sun Tinted Serum 31 ingredients
Tatcha The Silk Sunscreen Hydrating Mineral Shield SPF 50+ 47 ingredients
Reviews
Here's what our community thinks
Undefined Beauty R&R Sun Tinted Serum 31 ingredients
Alternatives
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