By Stephen Beech

TikTok teen skin-care routines put girls as young as seven at risk of lifelong skin allergies, warns new research.

The first study to examine the potential risks and benefits of teen skin-care routines posted on social media found that when teens on TikTok say “Get ready with me,” it can be more harmful than they might realize.

The findings, published in the journal Pediatrics , showed that girls aged seven to 18 are using an average of six different products on their faces, with some using more than a dozen.

The products tend to be marketed heavily to younger consumers and carry a "high risk" of skin irritation and allergy, according to the American study.

Each teen's daily skin-care regimen costs an average of $168, which the research team estimates typically las

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