KAMIKAWA, Saitama Prefecture--A long-established food maker's vegan mayonnaise condiment made from ... Because it is raw tofu, it expires in just six days. To make use of surplus and deformed ...

But traditional mayo has egg as one of its main ingredients, and that just doesn't cut it for people who follow vegan diets, have egg allergies, or are trying to lower their cholesterol.

It added that there was 'considerable headroom for growth' in vegan mayonnaise, 'particularly from consumers who want to cut back on animal-based products without becoming fully vegan'.