Question: must have yl essential oils?
Answer: Lavender Essential Oil. Look out, a giant to-do list is headed your way! ... 
Peppermint essential oil. Put a pep in your step with the minty freshness of Peppermint essential oil. ... 
Lemon essential oil. ... 
Frankincense essential oil. ... 
Thieves® essential oil blend. ... 
Lemongrass essential oil. ... 
Cedarwood essential oil.
Vetiver essential oil.