Dietary Supplements
At Liquilabs s.r.o. laboratories, we test dietary supplements in various matrices, including:
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- Tablets and Capsules – Solid forms of dietary supplements that require stability testing, active ingredient content analysis, and verification of declared nutritional values.
- Powders – Powdered forms, typically intended for dissolution, for which we conduct analyses of homogeneity, efficacy, and nutrient stability over time.
- Liquids and Beverages – Liquid forms of supplements, including syrups and protein drinks. We test their composition, stability, and key nutrient content.
- Oil Matrices – High-fat products, such as fat-soluble vitamins. We perform purity, stability, and active ingredient content tests.
- Gels and Pastes – Viscous forms often used in sports nutrition. We test their nutritional values, stability, and the ability to maintain the efficacy of active ingredients.
These matrices cover a wide range of dietary supplements, allowing us to ensure their quality, safety, and effectiveness for consumers.
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We provide a wide range of chemical analyses focused on dietary supplements, ensuring their quality, safety, and effectiveness:
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- Active Ingredient Quantification – We quantify key components such as vitamins, minerals, or herbal extracts essential for the effectiveness of dietary supplements and for compliance with declared compositions.
- Additive Analysis – We analyze preservatives, colorants, stabilizers, and other additives that must meet regulatory standards and ensure consumer safety.
- Content Analysis of Carbohydrates, Fats, and Proteins – We conduct nutritional value analyses, which are particularly important for products aimed at athletes or specialized diets.
- Contaminant Testing – We check for heavy metals, pesticides, mycotoxins, and other harmful substances that may affect the safety and quality of dietary supplements.
- Heavy Metal Content Determination – We perform specific tests for toxic metals such as lead, mercury, and cadmium, which may be present in the ingredients used in production.
- Stability and Shelf-Life Testing – We examine how dietary supplements change over time and whether they retain their effectiveness and stability throughout their shelf life.
- Allergen Analysis – We ensure products are safe for consumers with allergies by testing for common allergens, such as gluten, lactose, or nuts.
This approach allows us to provide reliable and accurate results that support the development and distribution of high-quality, safe dietary supplements for consumers.

