Source: https://www.amazon.co.uk/Go-Whole-Foods-Walnuts-vitamins/dp/B01G9HM4GK/ref=as_li_ss_tl?ie=UTF8&qid=1503145413&sr=8-1&keywords=walnuts+in+shell&linkCode=ll1&tag=queenketo-21&linkId=565ba95b8a9befebcce03363becb2073