Comparison between Rare Beauty Always An Optimist Illuminating Primer vs. NYX Cosmetics The Marshmellow Smoothing Primer

Find out which product is better for your skin.

18 Ingredients 40

1
Water
1
Water
2
Glycerin
2
Butylene Glycol
3
Ethylhexyl Palmitate
3
Glycerin
4
Isohexadecane
4
Butyrospermum Parkii (Shea) Butter
5
Synthetic Fluorphlogopite
5
Decyl Cocoate
6
Acrylamide/Sodium Acryloyldimethyltaurate Copolymer
6
Polyglyceryl-3 Methylglucose Distearate
7
Caprylic/Capric Triglyceride
7
Caprylyl Methicone
8
Helianthus Annuus (Sunflower) Oil
8
Dicaprylyl Carbonate
-- Show others --
Uniqueness13 out of 18
72.2%
Uniqueness35 out of 40
87.5%

Positive Effects

Find out what good effects the product has

ECO Metrics

Find out how eco-friendly the components are
Vegan
No
No
Cruelty free
No
No
Reef friendly
Yes
Yes
Ozone layer safe
Yes
Yes
Organic score
natural
4 out of 18
22%
chemical
10 out of 18
56%
natural
13 out of 40
33%
chemical
22 out of 40
55%

Concerns

Pay attention to these components
-- Extra information --

Components by Skin Type

Find out what components are good or bad for your skin type
Dry skin
Positive: 2Negative: 0
Glycerin#21,2-Hexanediol#13
Oily skin
Positive: 0Negative: 2
Ethylhexyl Palmitate#3Sorbitan Oleate#15
Sensitive skin
Positive: 1Negative: 0
Titanium Dioxide#17
Dry skin
Positive: 5Negative: 0
Butylene Glycol#2Glycerin#31,2-Hexanediol#10Palmitic Acid#25Tocopherol#35
Oily skin
Positive: 0Negative: 1
Stearic Acid#14
Sensitive skin
Positive: 0Negative: 1
Citric Acid#28

Detailed view

Rare Beauty Always An Optimist Illuminating Primer vs. NYX Cosmetics The Marshmellow Smoothing Primer
Position 1
Both products have the same component on this position.

#1Water

Origin: natural
Role: Solvent
EWG Rating [ 1 ]

Water is a great solvent. It’s neutral and doesn’t provide any strong positive or negative effects. It just helps components to mix better and to transport active components.

Position 2

#2Glycerin

Origin: natural
Role: Fragrance ingredient, Hair conditioning, Humectant, Solvent, Viscosity controlling agent
Moisturizing
Softening
Hair structure improvement
Hair gloss
EWG Rating [ 1 ]
CIR Rating [ A ]
Good for dry skin
Good for dry skin

Glycerin is one of the most outstanding and helpful skincare components. It's used in many skincare products because it works and provides notable results. It's one of the best moisturizers. Molecules of Glycerin can absorb water and deliver it into deep layers of the skin making it hydrated.

The component is researched very well. Many scientific researches confirm the safety and the efficiency of the component.

-- versus --

#2Butylene Glycol

Origin: chemical
Role: Skin conditioning agent, Fragrance ingredient, Humectant, Masking, Solvent, Viscosity controlling agent
Moisturizing
Softening
Hair protection
Comedogenic rating [ 1 ]
EWG Rating [ 1 ]
CIR Rating [ A ]
Good for dry skin
Good for dry skin

Butylene Glycol is a very popular synthetic alcohol. It helps the product to absorb deeper and faster. It is also a solvent for other ingredients. As for the skin benefits, it helps to attract water and helps to make the skin softer.

Unlike many other “Glycols”, it is not harmful and that's why it is used in many products. It was approved by US FDA and US EPA for usage.

Position 3

#3Ethylhexyl Palmitate

Origin: chemical
Role: Emollient, Fragrance ingredient
Softening
Hair conditioning
Malassezia unsafe
Comedogenic rating [ 4 ]
EWG Rating [ 1 ]
CIR Rating [ B ]
Bad for oily skin
Bad for oily skin
-- versus --

#3Glycerin

Origin: natural
Role: Fragrance ingredient, Hair conditioning, Humectant, Solvent, Viscosity controlling agent
Moisturizing
Softening
Hair structure improvement
Hair gloss
EWG Rating [ 1 ]
CIR Rating [ A ]
Good for dry skin
Good for dry skin

Glycerin is one of the most outstanding and helpful skincare components. It's used in many skincare products because it works and provides notable results. It's one of the best moisturizers. Molecules of Glycerin can absorb water and deliver it into deep layers of the skin making it hydrated.

The component is researched very well. Many scientific researches confirm the safety and the efficiency of the component.

Position 4

#4Isohexadecane

Origin: chemical
Role: Skin conditioning agent, Emollient, Solvent
Softening
Protection
EWG Rating [ 1 ]
CIR Rating [ B ]
-- versus --

#4Butyrospermum Parkii (Shea) Butter

Origin: natural
Role: Skin conditioning agent, Viscosity controlling agent
UV Protection
Moisturizing
Anti-aging
Malassezia unsafe
EWG Rating [ 1 ]

Shea Butter is a great natural moisturizer everybody knows about. And it’s popular for a reason. It contains 5 essential fatty acids (palmitic, stearic, oleic, linoleic, and arachidonic), vitamins (A, D, E, F), and catechins, which are antioxidants. It moisturizes the skin and protects it from UV, cold, and other negative factors. It can be used on its own and will not harm your skin even in very high concentrations.

Position 5

#5Synthetic Fluorphlogopite

Origin: chemical
Role: Bulking agent, Viscosity controlling agent
EWG Rating [ 1 ]
CIR Rating [ A ]
-- versus --

#5Decyl Cocoate

Origin: No information
Role: No information
Skin Signal
2023 - 2024

The most advanced ingredient checker and cosmetics analyzer. Take a look "inside" the skincare products you use every day.

Disclaimer: All the information on the website is not a medical advice. Visit a doctor if you have problems.

Privacy policy Terms of Service