Frijj (stylised as FRijj) is a brand of milkshake sold mainly in the United Kingdom. Today it is produced by Müller. It was first launched in 1993 by Dairy Crest. Frijj is sold in five permanent flavours: strawberry, chocolate, banana, fudge brownie and cookie dough.

There have also been numerous limited edition flavours.^[1] Since July 2003, some have featured characters from The Simpsons, in marketing campaigns. Other limited edition flavours include custard, caramel, raspberry doughnut, Jaffa Cake, banoffee pie, vanilla, white chocolate, chocolate mint, cookies and cream and Irish coffee.

A thicker version of Frijj was launched in 1998 called 'Frijj Extreme', available in two flavours – white chocolate and milk chocolate. As of April 2024, Frijj had a 50% market share, the largest in the fresh flavoured milk market.^[1] Since 27 December 2015, Frijj has been produced by Müller Milk & Ingredients following the sale by Dairy Crest of their milk business to Müller.

As of 2023, Frijj is sold in 330ml bottles. Down from 400ml previously, and also sells 900ml bottle sizes. 330ml bottles are in all flavours but 900ml bottles are only in strawberry and brownie flavour at the moment.

Frijj is well known for its high profile sponsorship campaigns, the most famous of which was the association with television show Big Brother, the sponsorship lasted for one series during 2003.^[2] Around the same time, Frijj was the main sponsor of ill fated dating show Elimidate hosted by ex Atomic Kitten singer Kerry Katona;^[3] the sponsorship of the show ceased at the end of its run in 2003.

In 1993, Frijj was advertised on television, with a series of stop-motion animation adverts made by 3 Peach Animation, which featured some bizarre cows.^{[4][better source needed]} July 2008 marked the introduction of a new advertising campaign for Frijj, the first since 2005. This included a series of five viral videos produced by the advertising agency Grey London, which parodied 1950s horror film The Blob. Further to this, a number of adverts ran on the sides of buses and a limited edition bottle design was produced.^[5]

In August 2009, it was revealed that Frijj were going to be the new sponsors of Soccer AM, a weekly football based programme produced by British Sky Broadcasting, after signing a £2 million sponsorship deal.^[6] Frijj also sponsor Morden & District Sunday Football League team Epsom Downs FC.^[7]

The 2011 "circus" flavours each had their own animal mascot appearing on the packaging; Magnus Monkee (monkey), Pablo Pooch (dog), Hugo Meeow (tiger), The Great Lazaro (rabbit) and Captain Roary (lion), animals commonly found in traditional circuses, to fit in with that range's theme.

This article's "criticism" or "controversy" section may compromise the article's neutrality. (October 2022)

Liverpool City Council started a campaign against sugary drinks in May 2016. The campaign entitled “Is your child’s sweet tooth harming their health?”, names Lucozade as the worst offender, with 62 grams of sugar in a 500ml bottle, followed by Coca-Cola. Frijj chocolate milkshake was the third most sugary drink identified with 50.8 grams in a 471ml bottle. Posters will be displayed^[when?] in doctors' surgeries and hospitals.^[8]