Cheapest Washing-Up Liquid in the UK

Prices updated 15 August 2026 · 203 products across 7 supermarkets

The best-value washing-up liquid in the UK right now is POWER FORCE Washing Up Liquid 1 L at Aldi — £1.09/litre (£1.09).

203Products Compared

7Supermarkets

£1.09Lowest /Litre

We compare washing-up liquid 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 washing-up liquid is genuinely cheapest. Prices update daily.

#	Product	Store	Price	Per Unit
1	POWER FORCE Washing Up Liquid 1 L	Aldi	£1.09	£1.09/litre
2	Morrisons Savers Washing Up Liquid 500ml	Morrisons	£0.55	£1.10/litre
3	Tesco Rhubarb & Rose Washing Up Liquid 500Ml	Tesco	£0.62	£1.24/litre
4	Tesco Lemon Washing Up Liquid 500Ml	Tesco	£0.62	£1.24/litre
5	Tesco Original Washing Up Liquid 500Ml	Tesco	£0.62	£1.24/litre
6	Morrisons Lemon Washing Up Liquid 450ml	Morrisons	£0.56	£1.24/litre
7	Morrisons Apple Washing Up Liquid 450ml	Morrisons	£0.56	£1.24/litre
8	Morrisons Original Washing Up Liquid 450ml	Morrisons	£0.56	£1.24/litre
9	Sainsbury's Lemon Washing Up Liquid 500ml	Sainsbury's	£0.65	£1.30/litre
10	Sainsbury's Original Washing Up Liquid 500ml	Sainsbury's	£0.65	£1.30/litre
11	Sainsbury's Cherry Blossom Washing Up Liquid 500ml	Sainsbury's	£0.65	£1.30/litre
12	POWER FORCE Washing Up Liquid 0.5 L	Aldi	£0.65	£1.30/litre
13	Sainsbury's Seasonal Edition Ginger & Spiced Pear Washing Up...	Sainsbury's	£0.65	£1.30/litre
14	ASDA Zesty Lemon Washing Up Liquid 1 Litre	Asda	£1.32	£1.32/litre
15	ASDA Original Washing Up Liquid 1 Litre	Asda	£1.32	£1.32/litre
16	ASDA Melon & Jasmine Washing Up Liquid 500ml	Asda	£0.69	£1.38/litre
17	ASDA Fresh Berry Washing Up Liquid 500ml	Asda	£0.69	£1.38/litre
18	ASDA Zesty Lemon Washing Up Liquid 500ml	Asda	£0.69	£1.38/litre
19	ASDA Original Washing Up Liquid 500ml	Asda	£0.69	£1.38/litre
20	Morrisons Limited Edition Mandarin & Orange Washing Up Liquid 450ml	Morrisons	£0.65	£1.44/litre
21	Tesco Antibacterial Eucalyptus Washing Up Liquid 500Ml	Tesco	£0.79	£1.58/litre
22	Sainsbury's Antibacterial Eucalyptus Washing Up Liquid 500ml	Sainsbury's	£0.79	£1.58/litre
23	Sainsbury's Sensitive Washing Up Liquid 500ml	Sainsbury's	£0.79	£1.58/litre
24	POWER FORCE Anti-Bacterial Washing Up Liquid Eucalyptus 0.5 L	Aldi	£0.79	£1.58/litre

See The Live Washing-Up Liquid Comparison →

Cheapest Washing-Up Liquid: FAQ

Where is the cheapest washing-up liquid in the UK?

Right now the best value washing-up liquid is POWER FORCE Washing Up Liquid 1 L at Aldi, £1.09 (£1.09/litre). SmartShelf ranks washing-up liquid by price per unit across 7 supermarkets, updated daily.

Which supermarket is cheapest for washing-up liquid?

We compare washing-up liquid 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 washing-up liquid 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.