When applying an essential oil to your child’s skin, use a low dilution of 1% and stick to the gentler essential oils such as rose, lavender, mandarin, chamomile, sandalwood, lemon, spearmint, orange, and neroli. Here are some other ways you can use essential oils for children.
Source: https://askanaustraliangirl.home.blog/2019/11/18/beyond-health-fad-how-essential-oils-benefit-child/