Cheapest Plant Milk in the UK
Prices updated 15 August 2026 · 134 products across 7 supermarkets
We compare plant milk across all 7 major UK supermarkets — Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S — and rank by price per unit so you can see where plant milk is genuinely cheapest. Prices update daily.
Cheapest Plant Milk: FAQ
Where is the cheapest plant milk in the UK?
Right now the best value plant milk is EVERYDAY ESSENTIALS Unsweetened Soya Drink 1 L at Aldi, £0.79 (£0.79/litre). SmartShelf ranks plant milk by price per unit across 7 supermarkets, updated daily.
Which supermarket is cheapest for plant milk?
We compare plant milk across Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S. Today Aldi has the cheapest option, but the ranking updates every day as prices change.
How does SmartShelf compare plant milk prices?
We list each product's price per unit (£/kg, £/litre or per item) so you compare like for like, and we show loyalty prices such as Clubcard and Nectar where available — free, with no sign-up.