Cheapest Bar Soap in the UK

Prices updated 15 August 2026 · 110 products across 7 supermarkets

The best-value bar soap in the UK right now is Palmolive Naturals Moisture with Olive Bar Soap Value Pack x6 at Asda — £0.50/each (£3.00).

110Products Compared

7Supermarkets

£0.50Lowest /Each

We compare bar soap 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 bar soap is genuinely cheapest. Prices update daily.

#	Product	Store	Price	Per Unit
1	Palmolive Naturals Moisture with Olive Bar Soap Value Pack x6	Asda	£3.00	£0.50/each
2	Essential Sensitive Soap Bars	Waitrose	£2.40	£0.60/each
3	Essential Chamomile Bar Soaps	Waitrose	£2.40	£0.60/each
4	Brut Original Shower Gel 4 x 600ml	Morrisons	£3.00	£1.25/litre
5	Dove Original Moisturising Beauty Bar	Waitrose	£5.50	£1.38/each
6	M&S Rose Soap Trio 3 per pack	M&S	£5.00	£1.67/each
7	Tesco Essentials Soap 125G	Tesco	£0.35	£2.80/kg
8	Stamford Street Co. Soap Bar Lightly Fragranced 125g	Sainsbury's	£0.35	£2.80/kg
9	JUST ESSENTIALS by ASDA Just Essentials Soap 125g	Asda	£0.35	£2.80/kg
10	ASDA Sensitive Soap Bar 500g (4 x 125g)	Asda	£1.57	£3.14/kg
11	Fan Tache Tic Man 100g Black Pepper & Sandalwood Bar Soap Nectar £2.00	Sainsbury's	£4.00	£4.00/each
12	Tesco Extracts Lemon & Mandarin Soap 4X125g	Tesco	£2.10	£4.20/kg
13	Simple Kind to Skin Refreshing Shower Gel 450 ml	Asda	£2.19	£4.87/litre
14	Simple Simple Pure Bars 4 x 100g	Asda	£2.04	£5.10/kg
15	Imperial Leather Original Bar Soap 4x90g	Tesco	£1.89	£5.25/kg
16	Imperial Leather Gentle Care Bar Soap 4x90g	Tesco	£1.89	£5.25/kg
17	IMPERIAL LEATHER Imperial Leather Bar Soap 360 G	Aldi	£1.89	£5.30/kg
18	Shield Fresh Aqua Deodorising Soap 4 x 115g	Asda	£2.48	£5.39/kg
19	Imperial Leather Gentle Care Bar Soap 4 x 90g	Asda	£1.94	£5.39/kg
20	Shield Soap Aqua 4X115g	Tesco	£2.50	£5.44/kg
21	Simple Kind to Skin Shower Gel Refreshing 225 ml	Asda	£1.25	£5.56/litre
22	George Home Orange Solid Chenille Bath Mat	Asda	£6.00	£6.00/each
23	Imperial Leather Original Bar Soap 4 x 90g	Asda	£2.24	£6.22/kg
24	Palmolive Naturals Moisture with Olive Bar Soap x4 Clubcard £2.00	Tesco	£2.25	£6.25/kg

See The Live Bar Soap Comparison →

Cheapest Bar Soap: FAQ

Where is the cheapest bar soap in the UK?

Right now the best value bar soap is Palmolive Naturals Moisture with Olive Bar Soap Value Pack x6 at Asda, £3.00 (£0.50/each). SmartShelf ranks bar soap by price per unit across 7 supermarkets, updated daily.

Which supermarket is cheapest for bar soap?

We compare bar soap across Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S. Today Asda has the cheapest option, but the ranking updates every day as prices change.

How does SmartShelf compare bar soap 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.