Tesco, the UK's largest grocer, has begun restricting sales of essential food and household items as a result of coronavirus stockpiling.
Shoppers are limited to buying no more than five of certain goods, including antibacterial gels, wipes and sprays, dry pasta, UHT milk and some tinned vegetables
The rules apply in stores and online.
A government spokesperson said it was in touch with UK supermarkets to "discuss their response" to the virus.
Waitrose has introduced a temporary cap on some items on its website, including some anti-bacterial soaps and wipes.
