Leon publishes a calorie figure for every item, but not what that figure means for the person ordering it. Below is every one of the 166 items on the UK menu, ranked by calories and split by menu section. Set the age and sex and each figure recalculates as a share of that person's day.
The GFC Crispy Chicken Nuggets Bucket (15 Pieces) leads at 1354 kcal, 68% of an adult woman's day, but it is a sharing portion. The highest calorie main is the Peanut Satay Chicken Large Box at 776 kcal, 60% of what a child aged 4 to 6 needs in a day.
All 23 Leon UK items in this section, ranked by calories from highest to lowest. The GFC Crispy Chicken Nuggets Bucket (15 Pieces) is highest at 1354 kcal and the Chilli Sauce Pot is lowest at 19 kcal.
All 24 Leon UK items in this section, ranked by calories from highest to lowest. The Peanut Satay Chicken Large Box is highest at 776 kcal and the Brazilian Black Bean Rice Pot is lowest at 379 kcal.
All 44 Leon UK items in this section, ranked by calories from highest to lowest. The Korean Chicken and Egg Sando with Gluten-Free Bun is highest at 698 kcal and the Poached Egg Pot (Single Egg) is lowest at 89 kcal.
All 10 Leon UK items in this section, ranked by calories from highest to lowest. The Blueberry, Lemon and Poppy Seed Muffin is highest at 541 kcal and the Blueberry and Yuzu Blondie is lowest at 249 kcal.
All 9 Leon UK items in this section, ranked by calories from highest to lowest. The Kids GFC Crispy Chicken Nuggets and Baked Fries is highest at 511 kcal and the Kids Plain Porridge (Almond Milk) is lowest at 149 kcal.
All 28 Leon UK items in this section, ranked by calories from highest to lowest. The Hot Chocolate (Whole Milk, Large) is highest at 458 kcal and the Peppermint Tea is lowest at 0 kcal.
All 28 Leon UK items in this section, ranked by calories from highest to lowest. The Black Velvet Iced Matcha Latte (Whole Milk, Large) is highest at 234 kcal and the Iced Americano (Regular) is lowest at 10 kcal.
Figures are per portion as served, from the LEON Foodie Fact Sheet and Barista Drinks Menu, September 2026 v1, issued 16 September 2026, checked September 2026.
Every barista drink is listed with whole milk, Leon's standard, or black where Leon serves it without milk. Skimmed, oat, soya and coconut versions have their own pages and can be compared in the calculator on any item page. Flavour syrups are add-ons and are not ranked on their own.
Shares of a day use the UK estimated average requirements: 2,000 kcal for adult women, 2,500 kcal for adult men, 1,936 kcal for ages 11 to 17, 1,553 kcal for ages 7 to 10 and 1,291 kcal for ages 4 to 6.