Question: are cashews treated with ppo?
Answer: Propylene oxide (PPO), a chemical fumigant, has been validated to reduce Salmonella on bulk almonds but has not been evaluated for other tree nuts. ... faecium on both macadamia nuts (7.3 ± 0.19 versus 6.4 ± 0.31) and cashews (5.4 ± 0.15 versus 5.1 ± 0.25) and significantly greater than P.