Both should be used in moderation. If u see the ingredients in Vicks, it is formulated with eucalyptus and menthol, which should be used sparingly in young children due to respiratory and skin irritation concerns.
While I love using essential oils, I take care to educate myself properly on the dilution ratios and what is safe for babies and young children and improper usage can lead to unwanted risks. Absolutely no ingestion of EO should ever be used for children and I personally don't subscribe to ingestion for adults either. There are other reputable brands out there other than the big (and expensive) MLM brands.
Point is, either is possible, but don't overuse them.
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