



Effaclar Salicylic Acid Acne Treatment Serum | La Roche-Posay
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The NEW anti-aging face cream for 72 hour intense and nourishing hydration for soothing, repairing, replumping.
Effaclar Salicylic Acid Acne Treatment Serum
1.5% Salicylic Acid Serum Treatment for Acne
LIMITED TIME ONLY!
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This lightweight salicylic acid acne treatment serum clears acne blemishes and helps prevent new breakouts, while also visibly reducing pores, fine lines, and post-acne marks.
This serum includes Triple Acid Complex, a blend of 1.5% salicylic acid, glycolic acid, and micro-exfoliating lipo-hydroxy acid for optimal efficacy. This formula also includes Niacinamide and La Roche-Posay Thermal Water to help soothe skin and minimize skin irritation.
- Clears acne blemishes and helps prevent new breakouts
- Visibly reduces pores, fine lines, and post-acne marks
- 45% reduction of pimples in 4 weeks
- 21% reduction of whiteheads and blackheads in 4 weeks
- 49% improvement of post-acne marks in 4 weeks
- 77% agree pores appear less visible in 2 weeks
Skin Concern
- Red, raised pimples
- Whiteheads and blackheads
- Clogged and enlarged pores
- Post-acne marks
- Uneven skin tone
- Fine lines
Skin Type
- Acne-prone skin
- All skin types
- Adult acne
- All types of acne
KEY INGREDIENTS
1.5% Salicylic Acid Known for its effective exfoliating properties to help clear and refine the appearance of pores. An ideal choice for those concerned with clogged pores and oily skin.
Glycolic Acid An Alpha-Hydroxy Acid (AHA) often considered the gold standard in dermatology for skin exfoliation. Within our formulas, it is recognized for its ability to increase skin surface cell turnover and help visibly improve skin tone and texture.
Lipo-Hydroxy Acid Also known as LHA, it's a derivative of salicylic acid, and has exfoliating and skin surface renewing properties.
Niacinamide A form of vitamin B3, niacinamide is a water soluble vitamin. It is widely used in dermatology and is known for its ability to help visibly fade skin discoloration.
La Roche-Posay Thermal Spring Water A soothing water sourced in the town of La Roche-Posay in France and a core ingredient in most of our products. It contains a unique combination of minerals, trace elements, and a high concentration of selenium, a natural antioxidant.
1.5% SALICYLIC ACID
INACTIVE INGREDIENTS
WATER ALCOHOL DENAT PROPANEDIOL GLYCOLIC ACID NIACINAMIDE DIMETHYL ISOSORBIDE PENTYLENE GLYCOL SODIUM HYDROXIDE PPG-26-BUTETH-26 HYDROXYETHYLPIPERAZINE ETHANE SULFONIC ACID CITRIC ACID PEG-30 GLYCERYL COCOATE PEG-40 HYDROGENATED CASTOR OIL PEG-60 HYDROGENATED CASTOR OIL CAPRYLOYL SALICYLIC ACID BIOSACCHARIDE GUM-1 MALTODEXTRIN PHYTIC ACID POLYQUATERNIUM-10 FRAGRANCE
MORNING & EVENING
In the daytime, apply daily sun protection.*
FACE
Shake well for even application. After cleansing face, apply affected area with
a thin layer. Do not rinse off. Start with one application daily, then gradually
increase to 2 or 3 times daily if needed.
Do not use on peeling or compromised skin. Avoid eye contour and contact with eyes.
*This product contains an alpha hydroxy acid (AHA) that may increase your
skins sensitivity to the sun and particularly the possibility of sunburn. Use a
sunscreen, wear protective clothing, and limitsun exposure while using this product
and for a week afterwards.
Known for its effective exfoliating properties to help clear and refine the appearance of pores.
An Alpha-Hydroxy Acid (AHA) known as the gold standard in dermatology for skin exfoliation.
Also known as LHA, it's a derivative of salicylic acid, and has exfoliating and skin surface renewing properties.
La Roche-Posay follows a strict formulation charter and stringent clinical testing for efficacy and safety, even on sensitive skin.
- Clears acne blemishes and helps prevent new breakouts
- Visibly reduces pores, fine lines, and post-acne marks
- Lightweight serum
- Red, raised pimples
- Whiteheads and blackheads
- Clogged pores
- Fine lines
Acne is the most common skin condition in the U.S., affecting up to 50 million Americans annually. La Roche-Posay celebrates acne positivity to spread acceptance for all skin, encourage others to embrace their unique acne journeys, and foster healthy relationships between people and their skin.
"Many of the patients I see with adult acne struggle to find a product to not only help with breakouts but also other concerns as well, including skin texture, post-acne marks, and enlarged pores. The Effaclar Salicylic Acid Acne Treatment Serum not only treats acne but also the signs of aging, working to visibly reduce pores, fine lines, and post-acne marks."
Board Certified Dermatologist, Dr. Julie Harper
- 45% reduction of pimples
- 21% reduction of whiteheads + blackheads
- 49% improvement of post-acne marks
Foaming Facial Wash for Oily Skin
1.5% Salicylic Acid Serum Treatment for Acne
Invisible SPF 50 sun protection with Azaleic Acid for Acne-Prone and Rosacea-Prone skin.
This lightweight salicylic acid acne treatment serum clears acne blemishes and helps prevent new breakouts, while also visibly reducing pores, fine lines, and post-acne marks. This serum includes Triple Acid Complex, a blend of 1.5% salicylic acid, glycolic acid, and micro-exfoliating lipo-hydroxy acid for optimal efficacy. This formula also includes Niacinamide and La Roche-Posay Thermal Water to help soothe skin and minimize skin irritation.Shop the La Roche-Posay Effaclar Salicylic Acid Acne Treatment Serum to visibly reduce pimples, prevent breakouts and improve post-acne marks in 4 weeks.Shop the La Roche-Posay Effaclar Salicylic Acid Acne Treatment Serum to visibly reduce pimples, prevent breakouts and improve post-acne marks in 4 weeks.
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Authenticity is one of the most important values of the Skinarchives platform. Customers should be able to purchase skincare products with confidence, knowing that the items they receive are genuine and have not been tampered with or altered.
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The authenticity guarantee reflects our commitment to providing a reliable and transparent skincare platform where customers can shop without worrying about counterfeit products.
Ensuring product authenticity and maintaining product integrity are fundamental priorities for Skinarchives. The skincare industry has experienced a significant increase in counterfeit goods, unauthorized distribution channels, and improperly stored inventory. These issues can reduce product effectiveness and create potential safety concerns for consumers.
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Through these verification procedures, Skinarchives aims to reduce the risk of counterfeit or compromised products reaching customers while maintaining a high standard of product integrity.
When purchasing skincare products online, trust is one of the most important factors for customers. The skincare industry is increasingly affected by counterfeit products, unauthorized sellers, and improperly stored inventory, which can compromise both product effectiveness and consumer safety.
Skinarchives was created to provide an alternative to these risks by establishing strict standards for authenticity verification, supplier credibility, and product integrity.
One of the core advantages of shopping with Skinarchives is our commitment to authenticity. Every product available on our platform is sourced through verified distribution channels. This means that we work directly with authorized distributors, brand partners, or trusted suppliers whose legitimacy has been carefully evaluated. By maintaining strict sourcing standards, we significantly reduce the possibility of counterfeit or altered products entering our inventory.
Another important advantage of Skinarchives is our curated product selection. Many large marketplaces offer thousands of skincare products without any meaningful filtering or evaluation. This can make it difficult for customers to identify which products are reliable or suitable for their needs.
Skinarchives takes a different approach. Instead of prioritizing quantity, we focus on quality and credibility. Products are selected based on ingredient formulation, brand reputation, manufacturing standards, and relevance to effective skincare routines. This curated approach helps customers navigate skincare choices more confidently.
Ingredient transparency is another key aspect of the Skinarchives platform. We believe that customers should have access to clear information about what they apply to their skin. For this reason, Skinarchives prioritizes brands that openly disclose ingredients, formulation philosophy, and manufacturing standards.
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Customers who choose Skinarchives benefit from a platform designed to provide clarity, authenticity, and reliable information. Our goal is to make skincare shopping a more trustworthy and informed experience.
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Yes. Every product within the Skinarchives archive is carefully sourced through trusted suppliers and verified channels to ensure authenticity, quality, and reliability. We believe skincare should be experienced with confidence, which is why authenticity, transparency, and product integrity remain central to our curation process.
Skinarchives was created as a quieter, more intentional approach to modern beauty. Rather than overwhelming collections or trend-driven experiences, the archive focuses on thoughtful curation, elevated skincare rituals, and globally recognized formulations designed to support modern skin needs through balance, refinement, and everyday care.
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Skinism Journal

Why Your Skin Feels Dull and Dehydrated
Understand why your skin looks dull and dehydrated and learn how to restore hydration and glow with expert routines, ingredients, and skincare tips.
Read more
How to Treat Acne and Blemishes Effectively
Learn how to treat acne and blemishes with a balanced skincare routine, key ingredients, and simple steps that support clear, healthy, and long term skin improvement.
Read more
Early Signs of Aging: How to Prevent Fine Lines and Wrinkles
Learn how to identify early signs of aging, prevent fine lines and wrinkles, and maintain youthful, radiant skin with expert skincare tips and routines.
Read more
Where intentional beauty first took shape.
The Beginning Of The Archive.
Skinarchives began with the vision of creating a quieter, more refined destination for modern skincare built around thoughtful rituals, elevated formulations, and a deeper connection to everyday beauty experiences.

A growing world shaped through ritual, curation, and modern skin culture.
Expanding The Archive.
As the archive evolves, Skinarchives continues to expand through curated collections, elevated experiences, and a philosophy rooted in slower beauty, intentional care, and contemporary skincare culture.


