Formulating Mandelic Acid Serums: A Product Guide for Skincare Brands

Discover the market benefits of mandelic acid. A complete B2B guide for skincare brands on formulation, consumer usage instructions, and OEM manufacturing with Rysun.

Formulating Mandelic Acid Serums: A Product Guide for Skincare Brands

Mandelic acid serum has become increasingly popular in skincare routines due to its ability to gently exfoliate the skin while improving texture and tone. As part of the alpha hydroxy acid (AHA) family, mandelic acid works by removing dead skin cells, unclogging pores, and promoting smoother, healthier-looking skin.

Compared with stronger exfoliating acids, mandelic acid is known for its larger molecular size, which allows it to penetrate the skin more slowly. This makes it a milder option, suitable for many skin types, including sensitive or acne-prone skin.

However, to achieve the best results and avoid irritation, it is important to understand how to properly use mandelic acid serum in a skincare routine. To add this gentle exfoliator to your brand line, explore our stable, high-efficacy private label mandelic acid serum formulations.

What Is Mandelic Acid Serum?

Mandelic acid is an AHA derived from bitter almonds. In skincare formulations, it is commonly used in serums to provide gentle exfoliation and skin renewal.

A mandelic acid serum can help with several skin concerns, including:

• Uneven skin tone
• Dull skin
• Mild acne and clogged pores
• Rough skin texture
• Early signs of aging

Because mandelic acid is gentler than many other exfoliating acids, it is often recommended for people who are new to chemical exfoliants.

Market Opportunities: Why Brands Need a Mandelic Acid Serum

When used correctly, mandelic acid serums can deliver multiple skincare benefits.

   1. Gentle Exfoliation

Mandelic acid removes dead skin cells from the surface of the skin, helping to reveal smoother and brighter skin.

   2. Improved Skin Texture

Regular use can reduce roughness and promote a more even skin surface.

   3. Pore Care

By exfoliating inside the pores, mandelic acid may help reduce congestion and minimize the appearance of pores.

   4. Skin Brightening

Mandelic acid supports skin renewal, which may gradually improve uneven skin tone and dullness.

   5. Suitable for Sensitive Skin

Due to its slower penetration, mandelic acid tends to cause less irritation compared with stronger acids.

Consumer Education: How Brands Should Instruct Application

Using mandelic acid serum correctly is important for maximizing its benefits while protecting the skin barrier.

Step 1: Cleanse the Skin

Start with a gentle cleanser to remove dirt, oil, and makeup. Clean skin allows the serum to absorb more effectively.

Step 2: Apply the Mandelic Acid Serum

After cleansing, apply a small amount of mandelic acid serum to the face.

• Use 2–3 drops for the entire face
• Avoid the eye area and irritated skin
• Gently spread the serum evenly

Step 3: Allow the Serum to Absorb

Wait about 30–60 seconds for the serum to fully absorb before applying other skincare products.

Step 4: Apply Moisturizer

Because exfoliating acids can slightly dry the skin, applying a moisturizer helps support hydration and maintain the skin barrier.

Step 5: Use Sunscreen During the Day

Exfoliating acids can increase sensitivity to sunlight. If mandelic acid is used in the morning, always apply broad-spectrum sunscreen afterward.

Day vs. Night: How Brands Should Position the Product

Mandelic acid serums are typically used once daily or several times per week, depending on skin tolerance.

Evening Use (Most Common)

Many people prefer using mandelic acid serum at night because exfoliating ingredients can make the skin more sensitive to sunlight.

Morning Use

It can also be used in the morning if followed by sunscreen, although nighttime application is generally recommended for beginners.

Formulating for Different Skin Types and Frequencies

Usage frequency depends on skin type and product concentration.

Beginners should start slowly and increase frequency gradually as the skin adapts.

Formulation Safety: Actives to Avoid Combining in OEM Production

To prevent irritation, mandelic acid should generally not be used simultaneously with very strong actives.

These include:

• High concentrations of retinoids
• Other strong exfoliating acids (like glycolic acid peels)
• High concentrations of vitamin C (L-ascorbic acid)

If using these ingredients, it is often best to alternate them on different days.

Skincare Innovation and Mandelic Acid Formulations

As consumer demand grows for gentle exfoliating products, mandelic acid has become a popular ingredient in modern skincare formulations.

Guangzhou Rysun Biotechnology Co., Ltd., established in 2014 in the Guangzhou High-Tech Development Zone, is a research-driven cosmetic manufacturer dedicated to developing advanced skincare solutions. In 2015, the company founded its Research Institute, bringing together experts in biology, dermatology, chemistry, microbiology, pharmacology, and packaging technology.

With over 10 years of experience, 105 product patterns, and 253 intellectual properties, Rysun has collaborated with 700+ brands worldwide and exported products to more than 50 countries. Through strict quality control procedures involving up to 50 inspection steps per product, the company develops effective exfoliating serums, including mandelic acid formulations tailored to evolving skincare market demands. Ready to have your OEM/ODM skincare lines? Send message for free samples.

FAQs

1.  Can manufacturers formulate a daily-use mandelic acid serum for sensitive skin?

Yes, by optimizing the concentration and adding soothing buffers, we can create a gentle daily formula.

2. Why is mandelic acid the top choice for brands targeting the sensitive skin market?

Because of its larger molecular size, it penetrates slowly, drastically reducing the risk of customer complaints regarding redness or irritation.

3. Should brands position their mandelic acid product as a nighttime or daytime treatment?

Nighttime positioning is the safest bet for brands, though it can be used during the day if paired with a strong SPF.

4. What clinical timelines can brands claim for mandelic acid products?

Brands can usually claim noticeable texture improvements within a few weeks of consistent use.

5. Can mandelic acid help with acne?

Yes. Mandelic acid may help reduce clogged pores and support clearer skin, especially for mild acne.