Monthly Archives: October 2026

Bij PFAS-vrije producten doet de aanbieder een uitspraak over de afwezigheid van PFAS. Om die claim te beoordelen, kijk je naar de precieze formulering, de bedoelde productonderdelen en de onderbouwing. Een leveranciersverklaring en een laboratoriumrapport geven verschillende informatie. Geen van beide vormt op zichzelf een garantie voor de volledige veiligheid van een product.

Op een verpakking passen weinig woorden. “PFAS-vrij” klinkt daardoor eenvoudiger dan de vragen die erachter zitten. Gaat het over de coating, het complete artikel of ook de verpakking? Zijn PFAS niet bewust toegevoegd, of is een monster onderzocht?

Door deze vragen afzonderlijk te bekijken, wordt duidelijker wat de claim wel en niet onderbouwt.

Wat betekent PFAS-vrij op een product?

De term PFAS-vrij wekt de verwachting dat het bedoelde product geen PFAS bevat. De woorden alleen maken niet duidelijk welke definitie, productonderdelen en beoordelingscriteria de aanbieder gebruikt.

Zoek daarom naar een toelichting.

Een batchnummer op een product helpt je een specifieke productiepartij te identificeren en bijbehorende informatie terug te vinden. Gebruik daarvoor de volledige code, samen met de productnaam en de juiste uitvoering. Vergelijk deze gegevens met beschikbare documenten of vermeld ze wanneer je contact opneemt met de leverancier. Het batchnummer zelf bewijst niets over de kwaliteit, veiligheid, echtheid of werking van een product.

Op verpakkingen staan vaak verschillende codes naast elkaar. Een streepjescode, houdbaarheidsdatum en korte reeks letters en cijfers kunnen ieder een andere functie hebben. Daardoor is niet altijd meteen duidelijk welke gegevens je nodig hebt om de juiste documentatie te vinden.

Begin daarom met drie vragen: om welk product gaat het, welke identificatiecode staat op de verpakking en welke informatie wil je controleren? Met die gegevens kun je gerichter nagaan of een document daadwerkelijk bij jouw productpartij hoort.

Wat is een batchnummer op een product?

Een batchnummer

When comparing face oils for dry skin, start with the complete ingredient list, texture description and directions for use. Then check the fragrance information, shelf life and any relevant warnings. These details can help you understand a product, but they cannot predict exactly how your skin will respond. A familiar ingredient or an appealing product description does not, on its own, establish a particular result.

Product pages often describe facial oils as nourishing, rich or natural. These words may create an impression, but they leave practical questions unanswered. What does the complete formula contain? Is the product intended to remain on the skin? How does the manufacturer recommend using it?

A useful comparison begins by asking the same questions about each product. You do not need to understand every ingredient immediately. Start with the information that is clearly available, identify what is missing and keep your personal preferences separate from claims about performance.

A COA, or Certificate of Analysis, records the tests performed on an identified sample and the results obtained. It may include measured concentrations, analytical methods and a sample or batch number. On its own, it does not prove effectiveness, complete safety or suitability for everyone.

The useful question is whether the document supports the conclusion you want to draw. Start with the sample and batch, then read the dates, units and testing scope. This guide explains how to connect those details without filling gaps with assumptions.

What does a Certificate of Analysis contain?

A COA brings together identification, testing and results. Look for the laboratory name, report reference, sample description and any batch or lot number. Then find the individual tests, methods, units, reported values and acceptance criteria.

The World Health Organization’s model certificate describes these elements for pharmaceutical starting materials and finished products. It provides useful context for

A cosmetic ingredient list identifies the ingredients declared on a label and gives clues about their order by weight. Start with the names, check what the order means, then read the directions and warnings. The list alone cannot reveal exact concentrations, prove performance or establish whether a product suits your skin.

One ingredient highlighted on the front can draw your attention away from everything else. A useful starting point is a practical question: what do you need to understand before choosing or using this product?

This guide explains European Union labelling principles for Good Nature Vibe’s English readers. Rules can differ between markets. Keep the packaging and instructions for your particular product alongside any information you find online.

What do INCI names mean?

INCI stands for International Nomenclature of Cosmetic Ingredients. It is a naming system that helps identify cosmetic ingredients consistently across different labels. The Netherlands Food and Consumer

A mushroom powder container may display a species name, a serving size and a description such as “blend” or “extract”. Each detail can help you understand the product, but they describe different things.

The species name identifies the fungus. The part used describes the fungal material. The quantity tells you how much is included in a stated serving. The product form explains whether you are looking at ground material, an extract or a mixture.

Reading these details together makes comparison more useful than relying on the front of the packaging alone.

Start with four questions:

• Which species are listed?
• Which part of the fungus is used?
• How much is included per serving?
• Is the ingredient ground powder or an extract?

This guide explains how to work through those questions. Its numerical examples are fictional. They do not describe a specific Good Nature Vibe product or recommend a daily amount.

Start with the product description

Before comparing ingredients, check how the product is described.

An omega-3 bottle can display a large number on the front while the back lists several smaller amounts. To understand omega-3 EPA and DHA, start with three details: the amount of EPA, the amount of DHA and the serving size those figures refer to. The total weight of fish oil or algae oil does not automatically tell you the combined quantity of these two fatty acids.

This guide explains the difference and shows how to read a label using worked examples. The example products are fictional. Their numbers illustrate calculations, rather than the composition, recommended use or health effects of any Good Nature Vibe product.

What are EPA and DHA?

EPA stands for eicosapentaenoic acid. DHA stands for docosahexaenoic acid. They are two distinct members of the omega-3 fatty-acid family.

Another member is ALA, or alpha-linolenic acid. The US National Institutes of Health Office of Dietary Supplements, in its fact sheet updated in 2025, distinguishes these fatty acids and explains that conversion