Could functional oils solve the antibiotic resistance problem? Research has suggested that some functional oils have both antibiotic and antimicrobial properties and can effectively tackle bacterial infections. The researchers used a mix of two functional oils: castor oil and cashew nut-shell liquid (CNSL). Functional oils target specific microbesResearchers found that, while functional oils and antibiotics can produce similar results in terms of weight gain, the oils are actually more specific than antibiotics in their antimicrobial activity. Torrent J., 2019, "Could functional oils solve the antibiotic resistance problem?"