Most essential oils are made for their scent, so why would anyone want to ingest them? — This summer, a popular YouTuber who calls herself Fully Raw Kristina released a fruit-infused water recipe that included some odd ingredients: What she described as “pure, therapeutic-grade essential oils.” Into the pitcher went two drops each of eucalyptus, rosemary, lime, and cardamom essential oils, which, Kristina explained, she was doing…