In 2025 Sarah commissioned original research into what nine-to-twelve-year-olds are putting on their faces.
A survey of 1,500 UK girls found one in four using retinol or AHAs, and nearly half had experienced irritation.
The separate clinical study of mothers and daughters showed that tween skin microbiomes are markedly less developed than those of teenagers and adults.
With dermatologists and the British Skin Foundation, Pai published the #StaySkinSHARP guide to help parents have the conversation, and to give the press something more useful than a scare story.
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