Overview Having garlic oil in the kitchen is a great blessing. This essential oil is extremely versatile and can be used for both cooking and health reasons. Common Uses In cooking, garlic oil can be used as a replacement for garlic butter. It can also be drizzled over meat, chicken and salads. For health uses, garlic essential oils are known to treat skin issues. Athlete's foot and ringworm can be treated with garlic essential oil. It can be used to treat ear infections, and even the common cold. A few drops of this essential oil can be added to a cup of tea for easy ingestion. Recommended Storage The ideal storage of essential oils is to keep it refrigerated, as the fridge keeps the components that make up the oils at their optimal levels. If you don't have space in the fridge, you can keep it in a cool, dark place. Essential oils have a shelf life of one to five years. You should however replace essential oils after three years to gain the most benefits out of the essential oils.