{ "id": 303, "date": "2022-07-03T15:10:45", "date_gmt": "2022-07-03T15:10:45", "guid": { "rendered": "https:\/\/tbdco.ee\/?p=303" }, "modified": "2026-06-04T14:56:12", "modified_gmt": "2026-06-04T14:56:12", "slug": "mandatory-and-recommended-tests-for-cosmetic-products", "status": "publish", "type": "post", "link": "https:\/\/tbdco.ee\/en\/mandatory-and-recommended-tests-for-cosmetic-products\/", "title": { "rendered": "Mandatory and Recommended Tests for Cosmetic Products" }, "content": { "rendered": "
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Mandatory and Recommended Tests for Cosmetic Products<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t
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To comply with EU regulations, all cosmetic products must undergo rigorous safety testing before being placed on the market. These tests confirm that the product is safe for consumers, stable over time, and free from harmful contaminants. Some tests are mandatory, while others are recommended for additional consumer protection and product credibility.<\/p>

Mandatory Tests<\/strong><\/p>

Microbiological testing ensures that the product is free from bacteria, yeast, and mold that could cause infections, and is particularly important for products with high water content (such as creams and lotions) that are at greater risk of contamination. Preservative efficacy testing (the challenge test) determines whether preservatives effectively prevent microbial growth over time and is essential for water-based cosmetics to ensure product longevity and safety. Stability and compatibility testing evaluates how the product reacts to different temperatures, light exposure, and packaging materials, determining shelf life and ideal storage conditions to maintain product quality. Patch testing (dermatological testing) assesses skin irritation or allergic reactions on human volunteers under dermatological supervision, helping confirm whether the product is suitable for sensitive skin.<\/p>

Recommended Tests<\/strong><\/p>

The ocular irritation test is recommended for eye care products (such as mascaras, eyeliners, and eye creams) to confirm they do not cause irritation. SPF testing confirms the claimed sun protection factor (SPF) for sunscreens and related products. Heavy metal and contaminant analysis ensures the product is free from toxic metals such as lead, arsenic, and mercury, which can pose serious health risks.<\/p>

Why These Tests Matter<\/strong><\/p>

Proper safety and quality testing is essential for regulatory compliance, consumer trust, and brand reputation. By following mandatory testing guidelines and incorporating additional recommended tests, cosmetic brands can reduce risks, prevent recalls, and ensure long-term market success.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>", "protected": false }, "excerpt": { "rendered": "

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