What are the key ingredients in REN Clean Skincare Bio Retinoid Youth Serum?

REN Clean Skincare Bio Retinoid Youth Serum contains 39 ingredients. Key actives include: Water, Caprylic/Capric Triglyceride, Glycerin, Niacinamide, Cetyl Phosphate, and more.

Does REN Clean Skincare Bio Retinoid Youth Serum contain comedogenic or pore-clogging ingredients?

REN Clean Skincare Bio Retinoid Youth Serum contains potentially comedogenic or irritating ingredients: Benzyl Alcohol, Parfum, Geraniol, Linalool. Always patch test before full use.

How is the safety of REN Clean Skincare Bio Retinoid Youth Serum rated?

Safety ratings for REN Clean Skincare Bio Retinoid Youth Serum are calculated based on individual ingredient analysis, covering comedogenicity, irritancy, and overall safety scores. See the full breakdown at https://www.skinwis.com/product/ren-skincare-ren-clean-skincare-bio-retinoid-youth-serum.

Where can I find the full ingredient list for REN Clean Skincare Bio Retinoid Youth Serum?

The complete ingredient list, safety analysis, and community reviews for REN Clean Skincare Bio Retinoid Youth Serum are available on SkinWis at https://www.skinwis.com/product/ren-skincare-ren-clean-skincare-bio-retinoid-youth-serum.

Brand Ren Skincare

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REN Clean Skincare Bio Retinoid Youth Serum

Updated on: 03/03/2025

Total Ingredients

analysed

29 of 39

Skin-Safe

low risk

5 of 39

Potential Irritants

may irritate sensitive skin

0 of 39

Potential Pore-Clogging

+1 moderate pore-clogging

About this product

39 ingredients

5 potential irritant

none pore-clogging

Contains Niacinamide and Lactic Acid. Contains fragrance — patch test if sensitive. Formula aimed at skin types that tolerate moderate comedogenic ingredients. Patch-test if you have very reactive skin.

Formulation Analysis

Click any ingredient to view full details

C: Comedogenic·S: Safety·Ir: Irritancy

1 Very safe

2 Safe

3 Moderate

4 Risky

5 Avoid

C: Comedogenic·S: Safety·Ir: Irritancy

1 Very safe

2 Safe

3 Moderate

4 Risky

5 Avoid

Water

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Plaque Prevention Agent Skin Enhancer Ingredient Dissolver

Caprylic/Capric Triglyceride

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Moisture Barrier Creator Fragrance Provider Ingredient Dissolver +1

Glycerin

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Fragrance Provider Moisture Magnet Thickness Regulator +7

Niacinamide

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Low risk

Surface Refiner

Cetyl Phosphate

Safety: Low risk

Cleansing Surfactant Emulsifying Surfactant

Coco-Caprylate/Caprate

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Skin Enhancer Skin Softener

Squalane

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Lipid Restorer Skin Enhancer Hair Softener +1

Cetyl Alcohol

Comedogenic: Low risk

Safety: Very low risk

Irritancy: Very low risk

Cloudiness Creator Foam Enhancer Cleansing Surfactant +5

Arginine

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Skin Enhancer Static Eliminator Hair Softener +1

Rosa Canina Fruit Oil

Comedogenic: Low risk

Safety: Low risk

Irritancy: Low risk

Skin Enhancer Skin Softener

Triticum vulgare/aestivum grain extract

Skin Enhancer Hair Softener

Crambe Abyssinica Seed Oil

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Moisture Barrier Creator Hair Softener Emulsion Stabilizer

Benzyl Alcohol

Safety: Moderate risk

Irritancy: Moderate risk

Product Protector Fragrance Provider Thickness Regulator +1

Astrocaryum Murumuru Seed Butter

Comedogenic: Low risk

Safety: Low risk

Irritancy: Very low risk

Skin Enhancer Skin Softener

Glyceryl Stearate

Comedogenic: Moderate risk

Safety: Low risk

Irritancy: Very low risk

Skin Softener Emulsifying Surfactant

Sodium Hyaluronate

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Skin Enhancer Moisture Magnet

Bidens Pilosa Extract

Safety: Low risk

Skin Enhancer Moisture Magnet

Sodium Dehydroacetate

Safety: Low risk

Irritancy: Low risk

Product Protector

Linum Usitatissimum Seed Oil

Comedogenic: Very low risk

Safety: Low risk

Irritancy: Low risk

Fragrance Provider Skin Enhancer

Sclerotium Gum

Safety: Very low risk

Irritancy: Very low risk

Skin Enhancer Thickness Regulator Emulsion Stabilizer

Parfum

Safety: Moderate risk

Irritancy: High risk

Fragrance Provider Scent Provider

Tocopherol

Comedogenic: Low risk

Safety: Low risk

Irritancy: Low risk

General Skin Improver Moisture Barrier Creator Anti-Aging Protector +1

Xanthan Gum

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Cleansing Surfactant Skin Enhancer Gel Structure Builder +4

Dehydroacetic Acid

Safety: Low risk

Irritancy: Low risk

Product Protector

Rosa Damascena Extract

Safety: Low risk

Irritancy: Low risk

Revitalizer Scent Provider

Gossypium Herbaceum Seed Oil

Comedogenic: Very low risk

Safety: Low risk

Irritancy: Very low risk

Skin Enhancer

Beta-Carotene

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

Skin Enhancer

Xanthophylls

Safety: Low risk

Skin Enhancer

Helianthus Annuus Seed Oil

Comedogenic: Very low risk

Safety: Very low risk

Irritancy: Very low risk

General Skin Improver Moisture Barrier Creator Ingredient Dissolver +1

Rosmarinus Officinalis Leaf Extract

Safety: Low risk

Irritancy: Moderate risk

Skin Enhancer Germ Fighter Scent Provider

Lactic Acid

Comedogenic: Very low risk

Safety: Low risk

Irritancy: Moderate risk

Skin Enhancer pH Stabilizer Moisture Magnet

Sodium Hydroxide

Safety: Low risk

Irritancy: High risk

pH Stabilizer Alcohol Treatment Agent

Citronellol

Safety: Moderate risk

Irritancy: High risk

Fragrance Provider

Geraniol

Safety: Moderate risk

Irritancy: High risk

Fragrance Provider Revitalizer

Linalool

Safety: Moderate risk

Irritancy: High risk

Fragrance Provider Odor Neutralizer

Ingredient Name	Safety Profile	Functionality
01 Water	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Plaque Prevention Agent Skin Enhancer +1
02 Caprylic/Capric Triglyceride	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Moisture Barrier Creator Fragrance Provider +2
03 Glycerin	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Fragrance Provider Moisture Magnet +8
04 Niacinamide	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 2 Irritancy: Low risk	Surface Refiner
05 Cetyl Phosphate	S 2 Safety: Low risk	Cleansing Surfactant Emulsifying Surfactant
06 Coco-Caprylate/Caprate	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Skin Enhancer Skin Softener
07 Squalane	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Lipid Restorer Skin Enhancer +2
08 Cetyl Alcohol	C 2 Comedogenic: Low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Cloudiness Creator Foam Enhancer +6
09 Arginine	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Skin Enhancer Static Eliminator +2
10 Rosa Canina Fruit Oil	C 2 Comedogenic: Low risk S 2 Safety: Low risk Ir 2 Irritancy: Low risk	Skin Enhancer Skin Softener
11 Triticum vulgare/aestivum grain extract		Skin Enhancer Hair Softener
12 Crambe Abyssinica Seed Oil	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Moisture Barrier Creator Hair Softener +1
13 Benzyl Alcohol	S 3 Safety: Moderate risk Ir 3 Irritancy: Moderate risk	Product Protector Fragrance Provider +2
14 Astrocaryum Murumuru Seed Butter	C 2 Comedogenic: Low risk S 2 Safety: Low risk Ir 1 Irritancy: Very low risk	Skin Enhancer Skin Softener
15 Glyceryl Stearate	C 3 Comedogenic: Moderate risk S 2 Safety: Low risk Ir 1 Irritancy: Very low risk	Skin Softener Emulsifying Surfactant
16 Sodium Hyaluronate	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Skin Enhancer Moisture Magnet
17 Bidens Pilosa Extract	S 2 Safety: Low risk	Skin Enhancer Moisture Magnet
18 Sodium Dehydroacetate	S 2 Safety: Low risk Ir 2 Irritancy: Low risk	Product Protector
19 Linum Usitatissimum Seed Oil	C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 2 Irritancy: Low risk	Fragrance Provider Skin Enhancer
20 Sclerotium Gum	S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Skin Enhancer Thickness Regulator +1
21 Parfum	S 3 Safety: Moderate risk Ir 4 Irritancy: High risk	Fragrance Provider Scent Provider
22 Tocopherol	C 2 Comedogenic: Low risk S 2 Safety: Low risk Ir 2 Irritancy: Low risk	General Skin Improver Moisture Barrier Creator +2
23 Xanthan Gum	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Cleansing Surfactant Skin Enhancer +5
24 Dehydroacetic Acid	S 2 Safety: Low risk Ir 2 Irritancy: Low risk	Product Protector
25 Rosa Damascena Extract	S 2 Safety: Low risk Ir 2 Irritancy: Low risk	Revitalizer Scent Provider
26 Gossypium Herbaceum Seed Oil	C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 1 Irritancy: Very low risk	Skin Enhancer
27 Beta-Carotene	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	Skin Enhancer
28 Xanthophylls	S 2 Safety: Low risk	Skin Enhancer
29 Helianthus Annuus Seed Oil	C 1 Comedogenic: Very low risk S 1 Safety: Very low risk Ir 1 Irritancy: Very low risk	General Skin Improver Moisture Barrier Creator +2
30 Rosmarinus Officinalis Leaf Extract	S 2 Safety: Low risk Ir 3 Irritancy: Moderate risk	Skin Enhancer Germ Fighter +1
31 Lactic Acid	C 1 Comedogenic: Very low risk S 2 Safety: Low risk Ir 3 Irritancy: Moderate risk	Skin Enhancer pH Stabilizer +1
32 Sodium Hydroxide	S 2 Safety: Low risk Ir 4 Irritancy: High risk	pH Stabilizer Alcohol Treatment Agent
33 Citronellol	S 3 Safety: Moderate risk Ir 4 Irritancy: High risk	Fragrance Provider
34 Geraniol	S 3 Safety: Moderate risk Ir 4 Irritancy: High risk	Fragrance Provider Revitalizer
35 Linalool	S 3 Safety: Moderate risk Ir 4 Irritancy: High risk	Fragrance Provider Odor Neutralizer
36 Rosehip oil		N/A
37 Vitamin E		N/A
38 Sunflower Seed Oil		N/A
39 Rosemary Extract		N/A

Potential Irritants

4 flagged

Benzyl Alcohol Parfum Geraniol Linalool

Community

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Common Questions

Frequently Asked Questions

Is Ren Skincare REN Clean Skincare Bio Retinoid Youth Serum comedogenic?

Mixed Profile — Patch Test Advised REN Clean Skincare Bio Retinoid Youth Serum has a mixed comedogenic profile. It contains 1 ingredient with a moderate comedogenic rating (3) that could potentially clog pores for some skin types. Those with acne-prone skin should patch test first.

Is Ren Skincare a good skincare brand?

UK-based small-batch skincare brand founded by Florence Adepoju, focused on active ingredient formulations. Ren Skincare makes products such as REN Clean Skincare Bio Retinoid Youth Serum that include some ingredients which may be problematic for sensitive or acne-prone skin. Check individual product ingredient lists and community reviews before deciding. Read more about Ren Skincare.

Is Ren Skincare REN Clean Skincare Bio Retinoid Youth Serum safe for sensitive skin?

Use with Caution REN Clean Skincare Bio Retinoid Youth Serum may not be ideal for sensitive skin. It contains 6 potential irritant s including <a href="/ingredient/parfum" class="font-bold underline hover:text-cyan-700">Parfum</a>, <a href="/ingredient/sodium-hydroxide" class="font-bold underline hover:text-cyan-700">Sodium Hydroxide</a> and <a href="/ingredient/citronellol" class="font-bold underline hover:text-cyan-700">Citronellol</a> . Common triggers like Fragrance, Limonene, and Linalool can cause redness or reactions in sensitive or barrier-compromised skin. We recommend patch testing before full use.

Does Ren Skincare REN Clean Skincare Bio Retinoid Youth Serum clog pores?

Potential Pore-Cloggers Present REN Clean Skincare Bio Retinoid Youth Serum contains 1 ingredient with a comedogenic rating of 3 or higher that may clog pores , including <a href="/ingredient/glyceryl-stearate" class="font-bold underline hover:text-cyan-700">Glyceryl Stearate</a> . Every ingredient's comedogenic rating is listed above.

Who makes Ren Skincare REN Clean Skincare Bio Retinoid Youth Serum?

This product is from Ren Skincare. See more products from Ren Skincare.

What are the ingredients in Ren Skincare REN Clean Skincare Bio Retinoid Youth Serum?

REN Clean Skincare Bio Retinoid Youth Serum contains 39 ingredients. The first ingredients listed are <a href="/ingredient/water" class="font-bold underline hover:text-cyan-700">Water</a>, <a href="/ingredient/caprylic-capric-triglyceride" class="font-bold underline hover:text-cyan-700">Caprylic/Capric Triglyceride</a>, <a href="/ingredient/glycerin" class="font-bold underline hover:text-cyan-700">Glycerin</a>, <a href="/ingredient/niacinamide" class="font-bold underline hover:text-cyan-700">Niacinamide</a> and <a href="/ingredient/cetyl-phosphate" class="font-bold underline hover:text-cyan-700">Cetyl Phosphate</a>. Each ingredient includes a comedogenic rating, irritancy rating, and safety score. View the full annotated ingredient list above.

What do users say about Ren Skincare REN Clean Skincare Bio Retinoid Youth Serum?

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