Morrisons moves one place to reclaim its position at the top of the chart closely followed by Tesco and Safeway, both of which also move up one place.

Buy-one-get-one-free offers and other multibuy deals feature heavily across the two leading chains.

Morrisons has a wide variety of promotions, with no category noticeably dominant, but in Tesco alcoholic drinks and the health and beauty sections are particularly impressive.

Alcoholic drinks continues as the top category although its lead continues to reduce. It now stands just four percentage points ahead of soft drinks which remains at number two.

Frozen moves up to claim third place with a multitude of bogof offers and price promotions. Health and beauty and snacks both drop by one place to stand at positions four and five respectively.

Walkers retains its position at the top of the brand chart for the third consecutive week. New entries include Ariel and Carling while Cadbury, Lilt and Robinsons drop out.

Walkers owes much of its success to the activity instore, with floor stacks and off-fixture displays widely used.

Three brands move up the chart - Kellogg’s, Nestlé and McVitie’s. All three feature a number of extra-fill offers alongside price promotions.

There are three new entries, the highest of which is Carling which comes in at number four. The others are Heinz and Ariel.

Activity on Carling and Ariel is dominated by price promotions while Heinz utilises a variety of promotional mechanics.

In the own label brand chart frozen moves up and bumps soft drinks down to second place. The remainder of the chart is overtaken by new entries.