UPF Definition & Meaning | Dictionary.com

UPF

abbreviation

ultraviolet protection factor: the effectiveness of clothing fabrics in protecting the skin from the sun’s ultraviolet UVA and UVB radiation, rated on a scale of increasing protectiveness, the number being the ratio of the radiation dose needed to produce minimal redness when wearing the fabric compared to the dose needed to produce the same redness when not wearing it.
A shirt with a UPF of 50 will reduce your ultraviolet exposure by 50 times (98% UV blockage).

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51�Թ� History and Origins

Origin of UPF¹

First recorded in 1985–90

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Example Sentences

Examples have not been reviewed.

"We understand we are classified as a UPF, however, that has little bearing on whether our products are healthy, because their nutritional properties are extremely good. Our products are high in protein, high in fibre, low in saturated fat and low in sugar," says London-based Mr Byrne.

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Dr Jibin He says UPF as a term is not a helpful indicator of whether something is healthy or unhealthy, as the concept, and how it is explained to the public, is flawed.

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For some foods, the debate over UPF, seems less of a problem.

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The UK confectionery market continues to grow steadily, and is worth about £14.8bn, despite it having a high proportion of UPF products.

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Ross Farquhar, the company's marketing, innovation and sustainability director, is confident that treat food brands can ride out the UPF storm, so he isn't in a hurry to slash Little Moon's ingredient list.

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