What does dermatologically tested & hypoallergenic mean?

What does dermatologically tested & hypoallergenic mean?


Written by the QV science community.

hands applying moisturiser

Labels featuring claims like dermatologically tested or hypoallergenic instil a certain level of confidence that a product won’t harm or irritate our skin. If you have sensitive skin, or have had a skin reaction to cosmetics in the past, you might be particularly aware ttuned ofto these sorts of terms, but what do they mean?

In Australia, cosmetic ingredients are regulated by the Australian Industrial Chemicals Introduction Scheme (AICIS), part of the Department of Health, Disability and Ageing. However, this shouldn’t be taken to mean that all cosmetic ingredients are completely harmless. There are many ingredients that can potentially cause skin irritation or allergic reactions. To help ensure a product is suitable for sensitive skin, that product should be tested in its final form.

What does dermatologically tested mean?

Dermatological testing assesses a product’s potential to cause irritation and sensitisation (allergic reactions) on the skin. The test involved is called Repeat Insult Patch Testing (RIPT). This is conducted on a large group of study participants (100 being the most typical number) and involves applying the product to the skin and covering it with a semi-occlusive patch (a patch that is open on two sides, allowing some air to flow) for a period of 24 hours.  The skin is then assessed.  This process is conducted multiple times over a three week period.  This is what we refer to as “dermatologically tested”, which is why our QV products undergo this process to ensure they are gentle and suitable for sensitive skin.

Even if a product is dermatologically tested and free from all common irritants and allergens, and it’s run the gamut of available testing, there are still no guarantees that it won’t cause a reaction on your skin.

What does hypoallergenic mean?

When claiming that a product is “hypoallergenic” which means “not likely to cause an allergic reaction”1, we take the testing a step further.  Standard RIPT uses semi-occlusive patches but for hypoallergenicity testing, fully occlusive patches are used.  These patches don’t allow air or water in so the skin is exposed to the product under exaggerated use conditions. A variety of our QV skincare products undergo hypoallergenic testing, making them a choice for anyone looking for sensitive skincare solutions.

There are no guarantees

Even if a product is free from common irritants, and it’s run the gamut of available testing, there are still no guarantees that it won’t cause a reaction on your skin. If you have sensitive skin, it’s also a good idea to patch test any new skincare products on a small area of skin before incorporating them into your skincare routine.

How to patch test new skincare products

1. Choose a test area

This should be near the area you intend to use the product. E.g. for face products, try the side of the neck or behind the ear.

2. Stop using other products on that area

Only test one new product on that area at a time. It’s important to control this experiment as much as possible, so that if a reaction occurs, you can be sure which product is causing it

3. Apply the product

You only need to use a tiny amount. If it’s a rinse off product like a cleanser, make sure you follow the directions. Even on normal skin, cleansers can often cause redness/itchiness if not rinsed off properly. Patch test the product on a small area of skin about 24 hours prior to use.

4. Monitor the outcome

If you develop a severe rash or experience skin irritation including symptoms such as stinging, burning, itching, it would be best to wash the affected area and consult your medical practitioner, if required. Some reactions could take up to 96 hours, and repeated exposures, to develop, so it’s important to repeat the process for a few days before diving in2.

If you experience a severe skin reaction, see your healthcare professional. Anaphylactic shock due to cosmetics is possible, so if you experience severe swelling or have difficulty breathing, seek immediate medical attention.

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