header image kolba
Video: J.S. Hamilton Laboratory in Gdynia

We are delighted to announce you that the J.S. Hamilton Laboratory in Gdynia is fully operational and offers a comprehensive range of services related to the testing of food and dietary supplements.

Check it!
Voluntary Certification J.S. Hamilton

Voluntary Certification is an assessment process to confirm that a certain characteristic of a product or material has been met.

The result of the assessment carried out for the customer is obtaining a certificate and an individual mark of conformity

Check it!

Network of accredited testing
laboratories J.S. Hamilton

J.S. Hamilton offers a wide spectrum of microbiological and chemical analyses for manufacturers of food, cosmetics, pharmaceuticals, chemicals, food contact packaging and many other industries. J.S. Hamilton provides also independent inspection services in order to check the quality and quantity of goods being subjected to international trade.

6 500

daily tested samples

8 600

active customers

2 600

accredited testing methods

Offer

plate with vegetable salad
Check Offer

Food and Feed

Cosmetic bottle containers with green herbal leaves
Check Offer

Cosmetics

water with splash
Check Offer

Environmental Tests

tops of coca-cola cans
Check Offer

Packaging, toys and consumer products

ship sailing in harbour
Check Offer

Inspections and fuel fumigation

men point to the graph
Check Offer

Other Services

Are you looking for something else?

News

Cosmetic Efficacy Evaluation: How to Test Skin Firmness and Skin Elasticity Beyond Marketing Claims

“Firmer skin,” “lift effect,” “improved elasticity” – these are among the most frequent product claims found in beauty brand communication. The issue is that to the consumer, they all sound remarkably similar, regardless of whether they are backed by a rigorous scientific study or merely a subjective consumer rating. However, skin firmness and elasticity belong …

See more

Dietary Supplement Composition Analysis: Why the Label Declaration is Only the Beginning

Not every dietary supplement performs as promised by the description on its packaging. While the dietary supplement market is growing rapidly, public awareness of what truly lies behind terms like “plant extract” or “high dose of vitamins” often lags behind. For a product to be both safe and effective, professional composition analysis is essential to …

See more

Listeria monocytogenes Testing in Ready-to-Eat Food and Supplements: Strict New EU Criteria from July 2026

The European food sector and dietary supplement manufacturers are facing one of the most stringent regulatory shifts in public health history. Starting July 2026, new EU rules will officially tighten the microbiological criteria for ready-to-eat food items placed on the market. This new commission regulation places the entire burden of proof on the food business …

See more

Cosmetic Testing and Microbiome Analysis: How to Elevate Product Testing of Cosmetics Beyond Trends

A few years ago, the term “skin microbiome” appeared primarily in the marketing campaign materials of premium brands and educational publications within the cosmetic industry. Today, this concept is rapidly moving onto the packaging of almost every cosmetic and directly into the long-term strategy for new product development. However, global consumers are becoming increasingly sophisticated. …

See more

May in the Cosmetic Laboratory – New Regulations, Product Safety and Efficacy Confirmed by Testing 

May is a period of intensive development activities in the cosmetics industry and a key time for preparing products for the summer season. Increasing regulatory requirements, the growing need for reliable efficacy substantiation and constantly evolving consumer expectations make laboratory testing more important than ever. In this latest overview, we discuss major regulatory changes and …

See more

SPF without volunteers? The cosmetics market is taking a new direction

Just a few years ago, determining SPF values without human involvement seemed like a distant possibility—more of a concept than a real standard. Today, it is becoming a reality, one that is beginning to redefine how we think about testing sunscreen products. This change is not solely the result of technological progress. It is a …

See more

Trends in the Dietary Supplements Market in 2026 – Development Directions and the Role of Quality Testing

The dietary supplements market in 2026 continues to evolve rapidly, entering a new phase driven by technological innovation, growing consumer expectations, and global market dynamics. Supplementation is no longer generic – it is increasingly becoming a precise, data-driven approach to supporting health, backed by verified quality. This article outlines the key market trends shaping the …

See more

April in the Cosmetic Laboratory – Regulations, Efficacy and Product Safety

After the holiday period, the cosmetics industry returns to ongoing projects, product launches and development activities. April is a good time to review product compliance with upcoming legal requirements, plan efficacy studies and ensure quality throughout the entire product life cycle. In this latest overview, we discuss key areas that may be particularly relevant for …

See more

Happy Easter!

On the occasion of Easter, we wish our customers and business partners peace, spring joy and warmth. May this special time be filled with optimism and bring you moments of relaxation with your loved ones.

See more