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Tea tree: It is known for its mild antiseptic and anti-fungal qualities and for being good for the skin.
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Lavender: Great in just about everything, lavender is especially good for the skin and for repelling fleas and mosquitoes.
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Citronella: Perhaps the most famous and widely-used mosquito-repelling essential oil, citronella works for fleas too.
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Peppermint: Fleas don’t like peppermint and it gives your dog a minty fresh smell.
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Cedarwood: It blends well with the other oils, helps anchor the scent blend as a base note, and repels fleas and mosquitoes.
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Eucalyptus: Known as a germicide and for its flea- and mosquito-repelling qualities, eucalyptus just plain smells good.
