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8 Ιουλ 2020 · What exactly are the differences between testing and labeling standards for UVA protection? Can we achieve 100% protection against UVA rays?
5 Μαΐ 2022 · The sun protection factor is a measure of the fraction of sunburn-producing UV rays that reach the skin. For example, “SPF 15” means that 1⁄15 of the burning radiation will reach the skin, assuming sunscreen is applied evenly at a thick dosage of 2 milligrams per square centimeter (mg/cm 2).
30 Ιουν 2021 · To protect from UV radiations, sunscreen products contain UV filters. The ones allowed in the European Union are listed in Annex VI to the EU Cosmetics Regulation – this means that any other filter not mentioned there cannot be included in the formula of cosmetic sold on the EU market.
UVB protection is measured using a system called SPF (sun protection factor). In order to avoid sunburn, you need to choose the right SPF. It is indicated on all sunscreens, and there are four levels of protection: low (factor 6 to 10), medium (15 to 25), high (30 to 50) and very high (50+).
Wearing sunscreen can protect you from harmful sun rays, helping to prevent sun damage happening to your skin. Applying sunscreen correctly is key to minimising sun damage to the skin. Learn about SPF, UVA star rating and how to choose the right sunscreen here.
27 Ιαν 2019 · Newer research has really highlighted the important of UVA protection, so this post will tell you all about what UVA is, what it does and how to protect your skin against it (i.e. lots of nerdy sunscreen talk).
1 Σεπ 2019 · UVA-PF stands for UVA protection factor and is a measure of how much UVA protection is offered by a sunscreen. Both IPD-PF and PPD-IF are UVA-PFs, however, PPD-IF (the PPD method), is generally considered the standard in vivo UVA-PF measure.
