Peptide Skincare & BeautySkin science and ingredient guides

Skin science article

IMAGE skincare PREVENTION+ Daily Matte Moisturizer SPF 32+ Versus Weleda Edelweiss Sunscreen Lotion SPF 30 Sensitive

IMAGE skincare PREVENTION+ Daily Matte Moisturizer SPF 32+ Versus Weleda Edelweiss Sunscreen Lotion SPF 30 Sensitive This hybrid sunscreen covers the full UV range and blocks ~97% of UVB at SPF 32. This mineral sunscreen covers the full UV range and blocks ~97

IMAGE skincare PREVENTION+ Daily Matte Moisturizer SPF 32+ Versus Weleda Edelweiss Sunscreen Lotion SPF 30 Sensitive

This hybrid sunscreen covers the full UV range and blocks ~97% of UVB at SPF 32.

This mineral sunscreen covers the full UV range and blocks ~97% of UVB at SPF 30.

What's inside

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

Zinc Oxide 9.3%

Ethylhexyl Methoxycinnamate 7.5%

Water

Cyclopentasiloxane

Isodecyl Neopentanoate

Dimethicone

Glycerin

Butyrospermum Parkii Butter

Cetyl PEG/PPG-10/1 Dimethicone

Dimethicone/PEG-10/15 Crosspolymer

Sodium Acryloyldimethyltaurate/Methacrylamidolauric Acid Copolymer

Caprylyl Methicone

Phenoxyethanol

Polyglyceryl-3 Polydimethylsiloxyethyl Dimethicone

Cetearyl Dimethicone

Polyisobutene

Triethoxysilylethyl Polydimethylsiloxyethyl Hexyl Dimethicone

Xanthan Gum

Ethylhexylglycerin

Panthenol

Polysorbate 20

Disodium EDTA

Sodium Hyaluronate

Erythritol

Lecithin

Arabidopsis Thaliana Extract

PEG-8/Smdi Copolymer

Tetrahexyldecyl Ascorbate

Tocopheryl Acetate

Potassium Sorbate

Sodium Benzoate

Homarine Hcl

Malus Domestica Fruit Cell Culture Extract

Micrococcus Lysate

Plankton Extract

Ergothioneine

Phospholipids

Zinc Oxide 9.3%, Ethylhexyl Methoxycinnamate 7.5%, Water, Cyclopentasiloxane, Isodecyl Neopentanoate, Dimethicone, Glycerin, Butyrospermum Parkii Butter, Cetyl PEG/PPG-10/1 Dimethicone, Dimethicone/PEG-10/15 Crosspolymer, Sodium Acryloyldimethyltaurate/Methacrylamidolauric Acid Copolymer, Caprylyl Methicone, Phenoxyethanol, Polyglyceryl-3 Polydimethylsiloxyethyl Dimethicone, Cetearyl Dimethicone, Polyisobutene, Triethoxysilylethyl Polydimethylsiloxyethyl Hexyl Dimethicone, Xanthan Gum, Ethylhexylglycerin, Panthenol, Polysorbate 20, Disodium EDTA, Sodium Hyaluronate, Erythritol, Lecithin, Arabidopsis Thaliana Extract, PEG-8/Smdi Copolymer, Tetrahexyldecyl Ascorbate, Tocopheryl Acetate, Potassium Sorbate, Sodium Benzoate, Homarine Hcl, Malus Domestica Fruit Cell Culture Extract, Micrococcus Lysate, Plankton Extract, Ergothioneine, Phospholipids

Caprylic/Capric Triglyceride

Titanium Dioxide

Helianthus Annuus Seed Oil

Cocos Nucifera Oil

Alcohol

Polyhydroxystearic Acid

Polyglyceryl-3 Polyricinoleate

Olea Europaea Oil Unsaponifiables

Stearic Acid

Alumina

Leontopodium Alpinum Flower/Leaf/Stem Extract

Magnesium Sulfate

Glyceryl Caprylate

Hydrogenated Rapeseed Oil

Water, Caprylic/Capric Triglyceride, Titanium Dioxide, Helianthus Annuus Seed Oil, Glycerin, Cocos Nucifera Oil, Alcohol, Polyhydroxystearic Acid, Polyglyceryl-3 Polyricinoleate, Olea Europaea Oil Unsaponifiables, Stearic Acid, Alumina, Leontopodium Alpinum Flower/Leaf/Stem Extract, Magnesium Sulfate, Glyceryl Caprylate, Hydrogenated Rapeseed Oil

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Alternatives

Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Glycerin (or glycerol) is a compound naturally found in your skin. It's a powerhouse humectant that pulls water into the stratum corneum.

Topically, glycerin does several things at once:

Your skin makes glycerin on its own (mostly from sebaceous oil breakdown) and shuttles it to your outermost layer of skin, or your epidermis, via aquaporin-3.

Aquaporin-3 is a transporter that is essential for normal skin hydration, elasticity, and repair. Interestingly, mice lacking in AQP3 have dry and less elastic skin that can be fully corrected with glycerin.

This ingredient is non-irritating, plays well with almost every ingredient, and works across all skin types. Typical use is anywhere between 3-10% but can go up to 79% in some leave-on products.

Just know very high concentrations (>40%) can feel tacky in low humidity.

Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.

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!

Similar Comparisons

The reference edit

Ingredients, questions
& further reading.

Connected source records selected through this article’s public topic index.

01

Formula cabinet

Ingredients & structured notes

Ingredient index

Ingredients Explained

  1. 01These ingredients are found in both products.
  2. 02Ingredients higher up in an ingredient list are typically present in a larger amount.
  3. 03Cyclopentasiloxane (D5) is a lightweight silicone that mostly acts as an emollient and solvent in cosmetics. Its the reason your products feel silky, fast-spreading, and non-greasy.
  4. 04Since D5 is volatile, it does its thing and then evaporates off the skin quickly.
  5. 05The safety profile of this ingredient is reassuring; the US CIR Expert Panel concluded D5 is safe as used in cosmetics and Health Canada concluded that D5 is not harmful to human health or the environment as currently used in cosmetics
  6. 06There's a study that people mention about D5 in a rat study showing tumors. This study is related to long-term inhalation of high D5 levels.
  7. 07Regulatory bodies have judged this study to be not applicable in topical skincare since skin absorption of D5 is very low and we're not really inhaling huge amounts of D5.
  8. 08The only restriction for this ingredient is environmental. The European Chemicals Agency (ECHA) restricted D5 in wash-off cosmetics at or above 0.1% due to their persistence in water.
  9. 09This ingredient is also known as Octinoxate and is one of the oldest and most widely used chemical UV filters in skincare.
  10. 10It has a simple job: soap up UVB radiation (290-320 nm), the wavelengths responsible for sunburn and a big chunk of long-term sun damage.
  11. 11In formulas, it's always paired with a separate UVA filter because octinoxate solely protects skin from UVB.
  12. 12Because it's an oil-soluble liquid, it's easy to blend into the oil phase of lotions/creams and gives a cosmetically elegant feel.
  13. 13The one quirk about formulating this ingredient is photostability; the molecule slowly changes shape into a less effective version when sunlight hits it. So the longer you're in the sun, the weaker its protection gets. The drop can be more than 30% …
  14. 14It also doesn't play nice with Avobenzone (the common UVA filter) since avobenzone destabilizes octinoxate and the two degrade each other. But don't worry: brands have solved this issue by adding photostabilizers like Tinosorb S to prevent degradati…
  15. 15The maximum allowed level is 10% in the EU and Australia, 7.5% in the US and Canada, and 20% in Japan.
  16. 16The Cosmetic Ingredient Review Panel has concluded this ingredient to be safe in cosmetics up to 10%.
  17. 17One last thing worth knowing for context:
  18. 18Octinoxate has been the subject of ongoing review in Europe where the Scientific Committee on Consumer Safety's (SCCS) 2025 final opinion is that this ingredient is an endocrine-active substance.
  19. 19Lab and animal studies suggest it can act a bit like a hormone in the body (mildly mimicking estrogen and slightly blocking male hormones). It's important to know this hasn't really been shown to happen in everyday human use.
  20. 20This ingredient is also banned in Hawaii over coral reef concerns.
Source · skinsort.com
02

Product index

Related product references

03

Comparison edit

Read side by side