Idun Minerals Face Primer Iris Versus Colorescience Sunforgettable Total Protection Face Shield Flex SPF 50
Updated on January 01, 2025
Overview
What they are
These products are both cruelty-free . They have a total of 4 ingredients in common
Cool Features
They both contain exfoliants
Suited For
They're both likely to be good for fighting acne and oily skin
Free From
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens or sulfates
What's Inside
They both contain silicones
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.
Ingredient Info
Idun Minerals Face Primer Iris 11 ingredients
Colorescience Sunforgettable Total Protection Face Shield Flex SPF 50 47 ingredients
What's inside (and what isn't)
What's inside (and what isn't)
At a glance
Click on any of the items below to learn more
Idun Minerals Face Primer Iris 11 ingredients
Colorescience Sunforgettable Total Protection Face Shield Flex SPF 50 47 ingredients
Key Ingredients
Benefits
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Dimethicone is a type of synthetic silicone created from natural materials such as quartz.
What it does:
Dimethicone comes in different viscosities:
Depending on the viscosity, dimethicone has different properties.
Ingredients lists don't always show which type is used, so we recommend reaching out to the brand if you have questions about the viscosity.
This ingredient is unlikely to cause irritation because it does not get absorbed into skin. However, people with silicone allergies should be careful about using this ingredient.
Note: Dimethicone may contribute to pilling. This is because it is not oil or water soluble, so pilling may occur when layered with products. When mixed with heavy oils in a formula, the outcome is also quite greasy.
Learn more about DimethiconeThis silica is mainly used to thicken oils and suspend particles in oils. It is not water soluble.
According to the manufacturer, it:
The manufacturer also claims this ingredient to be useful in makeup.
In lipstick formulations, this ingredient improves color payoff, reduces pigment settling, and reduces oil bleeding. This ingredient also improves the grip of powder products such as dry shampoos.
Learn more about Silica Dimethyl SilylateSilica 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 SilicaZea Mays Starch is starch made from corn. You might know this as cornstarch . It is used to thicken a product. It can replace talc as an absorbent.
The pH of cornstarch is 5.92.
Cornstarch is a common food ingredient used to thicken soups or to make corn syrup.
Learn more about Zea Mays StarchIngredient Ratings
Here's what our community thinks of the ingredients in these products.
When to use
Idun Minerals Face Primer Iris 11 ingredients
Colorescience Sunforgettable Total Protection Face Shield Flex SPF 50 47 ingredients

Reviews
Here's what our community thinks
Idun Minerals Face Primer Iris 11 ingredients
Colorescience Sunforgettable Total Protection Face Shield Flex SPF 50 47 ingredients
I really wanted to like this. I think that for someone that isn’t acne prone. It aould be fine but doesn’t have a ton of coverage and left me with a slightly orangey tone. I liked that it was slightly dewy though but didn’t leave me super oily. But unfortunately made me break out in little white heads all over. I’m not sure if I’m just reactive to Nia or what ingredient would have but Nia has Show more
Great option for fair skin
I am very pale, but the Fair colour works well for my complexion, doesn't look orange. I used this, in combination to the Original formula, to even out my skin tone and as a concealer. It is a bit shiny initially, but does settle into a natural finish.