Comparison between Some By Mi Retinol Intense Reactivating Serum vs. La Roche-Posay Effaclar Serum Ultra Concentré

Find out which product is better for your skin.

65 Ingredients 19

1
Water
1
Water
2
Cyclohexasiloxane
2
Alcohol Denatured
3
Dicaprylyl Carbonate
3
Propanediol
4
Glycerin
4
Glycolic Acid
5
Methylpropanediol
5
Niacinamide
6
1,2-Hexanediol
6
Dimethyl Isosorbide
7
Niacinamide
7
Pentylene Glycol
8
Hydrogenated Poly (C6-14 Olefin)
8
Salicylic Acid
-- Show others --
Uniqueness62 out of 65
95.4%
Uniqueness16 out of 19
84.2%

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
19 out of 65
29%
chemical
34 out of 65
52%
natural
5 out of 19
26%
chemical
14 out of 19
74%

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: 9Negative: 0
Glycerin#41,2-Hexanediol#6Panthenol#9Palmitic Acid#26Butylene Glycol#32Beta-Glucan#37Collagen#40Tocopherol#44Propylene Glycol#52
Oily skin
Positive: 0Negative: 3
Glyceryl Stearate SE#24Stearic Acid#28Myristic Acid#41
Sensitive skin
Positive: 0Negative: 1
Retinol (Vitamin A)#30
Dry skin
Positive: 0Negative: 1
Alcohol Denatured#2
Oily skin
Positive: 2Negative: 0
Glycolic Acid#4Salicylic Acid#8
Sensitive skin
Positive: 0Negative: 3
Glycolic Acid#4Salicylic Acid#8Citric Acid#12

Detailed view

Some By Mi Retinol Intense Reactivating Serum vs. La Roche-Posay Effaclar Serum Ultra Concentré
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

#2Cyclohexasiloxane

Origin: chemical
Role: Skin conditioning agent, Emollient, Hair conditioning, Solvent
Hair conditioning
EWG Rating [ 2 ]
CIR Rating [ A ]
-- versus --

#2Alcohol Denatured

Origin: chemical
Role: Antifoaming agent, Antimicrobial agent, Astringent, Masking, Solvent, Viscosity controlling agent
Antiseptic
Alcohols
EWG Rating [ 1 ]
Bad for dry skin
Bad for dry skin

Alcohol Denatured is a great bacteria killer. Manufacturers often put it inside products to increase their shelf life.

It’s one of the most harmful alcohols used in skincare. You should use it carefully, especially if you have dry skin. It removes oily barrier from the surface of your skin making it less protected and causing dryness. We advise you to pay attention to the position of this component in a formulation. If it stays below the 6th position it will hardly harm your skin. We also recommend testing the product first before application. If you feel a “cooling effect” it means the product contains a lot of alcohol and it's better to be careful with it.

Position 3

#3Dicaprylyl Carbonate

Origin: natural
Role: Skin conditioning agent, Emollient
EWG Rating [ 1 ]
-- versus --

#3Propanediol

Origin: chemical
Role: Solvent, Viscosity controlling agent
Moisturizing
Hair conditioning
EWG Rating [ 2 ]

Propanediol is a good solvent, emollient and humectant. It helps to moisturize the skin and prevent moisture loss. In haircare products, it conditions hair and improves absorption of the product.

Position 4

#4Glycerin

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 --

#4Glycolic Acid

Origin: natural
Role: Buffering agent, Exfoliant
Cleansing
Exfoliating
Anti-aging
Lightening
EWG Rating [ 1 ]
CIR Rating [ B ]
Good for oily skin
Good for oily skin

Glycolic Acid is the most researched AHA with proven efficiency and it’s a super powerful component. It’s a great exfoliator, meaning it helps to remove dead skin cells preventing bacterial growth, and make your skin look fresh and smooth. It helps to remove dark spots and areas, making skin tone even. But the most serious reason for using this component is that it helps to produce collagen, which is very important for keeping your skin healthy. This is what makes Glycolic Acid so special. Pay attention, that using any AHA makes your skin more UV sensitive. It’s very important to use good sunscreen after applying AHA.

It's an exfoliator, meaning it increases UV sensitivity of your skin. That's why it's very important to use sunscreen after it.
Position 5

#5Methylpropanediol

Origin: No information
Role: Solvent
EWG Rating [ 1 ]
-- versus --

#5Niacinamide

Origin: chemical
Role: Skin conditioning agent, Hair conditioning, Smoothing
Antioxidants
Acne fighting
Pore Shrinking
Soothing
Anti-aging
Lightening
Elasticity improvement
EWG Rating [ 1 ]

Niacinamide is a form of Vitamin B3 and it’s a superman in cosmetics. This ingredient is researched very well. It has a lot of positive reviews from scientists and experts. It's very important for healthy skin. The lack of this vitamin can cause dryness, itching, and sun sensitivity. The component removes small wrinkles and fine lines, heals wounds, and prevents the forming of cancer cells. It also makes the skin tone even by removing dark spots. It increases ceramide synthesis which increases the overall health of your skin. It fights acne and lowers pores.

Researches say that 4-5% of Niacinamide is the most effective concentration for skincare use.

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.

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