

High-quality serum manufacturing factory offering full-service production and brand creation.
If you are looking for a serum manufacturing factory that offers comprehensive services, from production to brand creation, we are the factory you need. With over 15 years of experience and a team of experts specializing in producing high-quality serums that meet international standards and certifications, we carefully select premium-grade ingredients and utilize modern production processes to ensure the effectiveness of your serum products. Merry Cosmetic Laboratories Co., Ltd. provides a One-Stop Service, covering research and development (R&D), cosmetic product registration, packaging design, packaging sourcing, and support in building a standout brand to help you achieve success in your business.

Standard foundation formula
Derma White & Clear Blemish
Code : X813
Radiant skin with concentrated vitamin C serum for truly brightening skin combined with Alpha-arbutin, Bearberry leaf extract and enzymatic peeling innovation from Bacillus Ferment help reduce dull skin and dark spots look naturally faded. Ready to restore dry skin with 4 types of hyaluronic acid to help add moisture to the skin from the inside to the outside. Add another level of nourishment with Kombucha. cucumber extract and Snow lotus extract helps nourish the skin to be smooth, youthful and healthy.
Facial Skin Care
Code : H002
This light essence effectively helps with sebum control. Combined Acmella Oleracea Extract helps reduce the appearance of wrinkles. Supreme Oil Control Complex helps smoothen the skin so make up sticks better and pores become tighter, so your skin appears youthful.
Derma White & Clear Blemish
Code : X130
Skin serum that helps reduce wrinkles and brighten the spot, make you confident in skin care with the innovation of the extracts of Swiss Garden Cress Sprouts and Soy Genistein, that comes in Liposome form, helps to bring the substance into the skin effectively, reduce the dark spots caused by age spot. Also combined with Barley extract that has antioxidant properties Reduce the production of abnormal skin pigment, works with stem cells of Argan Tree, to help nourish the Dermis layer, with the Acmella Oleracea Extract , helps reduce age wrinkles and the fine lines which caused by the expression, revealing radiant skin and look younger skin concurrently
Anti Aging Care
Code : AAG-001
Facial skin soft & look young with nourishing serum from argan oil that grows in Morocco. And coconut oil obtained from cold extraction rich in Vitamin E. Beneficial fatty acids for the skin can penetrate into the skin well. Helps to provide the most moisture to the skin & solve the problem of dry skin as well. Revitalize the skin from sun damage. Leaves your skin smooth, soft and radiant. It is also beneficial for the hair. Helps restore hair to be soft and smooth. Strong from root to tip, reduce breakage, split ends of the hair. For beautiful, shiny hair looks healthy all around.
Anti Aging Care
Code : G007
The perfect serum helps to slow down skin degeneration effectively by combination power of Stem cells extracted from Apple Witch Hazels and Peptides helping in wrinkles reduction, revitalize skin to be smooth effectively, then nourished with the value of Soybean Oil helps facial strengthen, more supple leaves skin stays youthful, smooth, and looks younger
Anti Aging Care
Code : G005
Concentrated Placenta Serum provides good absorption, strengthens the skin cells initially step combined with Marine Plankton extract and soy proteins which provide energy to skin cells, reduce wrinkles effectively, also enhances the moisture and elasticity to skin as second step with Mulberry extract and Manuka Honey give soft and moist skin, stop time of skin to stay in the youthfulness period
OEM Serum Manufacturing Factory with GMP Standards
Merry Cosmetic Laboratories Co., Ltd. is a cream and cosmetics OEM manufacturing factory specializing in producing private-label products for clients. With over 15 years of experience, we excel in creating and developing formulations tailored to customer needs, guided by pharmacists with over 15 years of expertise. Our production process adheres to ISO 9001:2015, ISO 22716, and ASEAN GMP Cosmetic standards, ensuring high-quality products that are export-ready for markets worldwide. We are dedicated to supporting our clients as their trusted partner, providing comprehensive solutions in one place. From product development to manufacturing, we offer the best recommendations and ensure complete transparency in every step—nothing hidden, only excellence.
Why Serums Are an Attractive Product for Your Brand

Serums are one of the essential beauty products for consumers who prioritize skincare. The production of serums is a highly potential business that can generate significant revenue for entrepreneurs in the cosmetics industry.

The serum market in Thailand has been experiencing continuous growth, with an expected compound annual growth rate (CAGR) of approximately 6-8% over the next five years. Factors driving this growth include the increasing demand for products that cater to all skin tones and diverse skin conditions.

Merry Cosmetic Laboratories Co., Ltd., a leading serum manufacturing factory, has developed advanced technologies in the production process, such as enhancing formulas for better durability. This enables serum brands in the market to remain highly competitive.

Thai consumers tend to prefer products that help achieve smoother, plumper, and more radiant skin. Intensive vitamin C serums are particularly popular, as they effectively promote visibly brighter and more luminous skin.
Steps for Ordering serum Manufacturing from the Factory

STEP 1 Choose Your Desired
Serum Formula
Provide details on the properties, extracts, texture, color, and scent of
the serum you wish to produce, or test sample products from the factory’s standard formulas with our sales team.
-Factory Standard Formulas: Minimum production starts at 500 pieces per formula.
-Custom Formula Development: Minimum production starts at 1,000 pieces per formula,
with a development fee of 5,000 THB per formula (VAT not included). Includes up to 3 adjustments.

STEP 2 Create a Quotation and Process the Deposit for Production
Once the customer finalizes their desired
serum formula, the sales representative will prepare a quotation and provide details along
with terms and conditions for the customer’s acknowledgment.
The customer will then proceed with the deposit payment to initiate the production process.

STEP 3 Handle the process of obtaining various documents, designing logos, and product labels.
3.Handle the process of obtaining various documents, designing logos, and product labels.
Assist with FDA registration and provide
documentation services for both domestic and international export under the customer’s brand name. The process takes 7–14 business days.
Our serum manufacturing factory offers logo and label design services for customers, requiring 7 days for completion.
Customers must approve the design before proceeding with packaging production.

STEP 4 Entering the serum Manufacturing Process
The serum manufacturing factory takes 35-40 working days to complete the process, including production, filling, packaging, and
quality inspection.

STEP 5 Settle the remaining payment before product delivery.
After the serum production is completed, our staff will notify you of the outstanding balance and provide the delivery schedule.
Customers are required to make the payment as per the quotation provided before the delivery of the products.

STEP 6 Proceed with the delivery of all products.
After the payment is made according to the quotation, the serum manufacturing factory will proceed to deliver the products to the
customer on the agreed date, time, and location.
Related Products
Anti Aging Care
Code : X033
Skin care cream to reduce wrinkles and moisturize the skin with Co-Enzyme Q10 to boost the energy to skin cells stronger ready to facing the pollution and sunlight in each day, providing the moisture in one combination with Vitamin B3 and Vitamin E that enhance skin brighten make skin looks smooth pinkish naturally
Code : DWC-004
Skin care cream the perfect assists in one step for a truly white skin, with the main ingredients from the derivative of Resorcinol, that can help reduce dark spots, melasma, freckles, dark spots, acne spots, melanin pigmentation process, for better efficiency by added the AHA from fruits, PHA and natural extracts to help restore radiance to the skin, along with nourishing the skin to look smooth, soft, pleasant to the touch and moisture. While also helping to reduce irritation of the skin, reduced sunlight burning, revealing smooth and clear skin, does not dullness
Cream
Code : F002
With an essential active ingredient from Tranexamic substance that comes in a cream form, helps reduce dark spots effectively, and control the pigment production to stay in balance level, combined with Mulberry extracts that helps increase the efficiency of skin care to look radiant, toning the skin color to consistency, reduce dullness skin problem, add another level of nourishment with Cucumber extract helps to increase the moisture, give skin smoothness, does not dry out nor flaky.