The Farm, 680 Muhunoa West Road, Ohau 5570 (towards the coast from SH1 just south of Levin)
The mushroom farmer hot-line: +64 204 098 5657

Mushrooms have high amounts of the ergothioneine and glutathione – both antioxidants,

https://www.news-medical.net/news/20171109/Mushrooms-contain-high-amounts-of-antioxidants-that-combat-aging-and-promote-health.aspx