Data snapshot 24 October 2026
Protein bar comparison guides
Compare protein bars by calories, vegan ingredients and recorded cost per 20g of protein. Each guide explains its criteria, sources and trade-offs.
Protein bars under 200 calories
A lower-calorie bar can be useful when you want a smaller snack. The important distinction is whether the calorie saving comes from a smaller portion or from a different balance of ingredients.
Vegan protein bars compared
Start with the serving you actually plan to eat. These bars recorded as vegan differ in portion size, protein concentration and ingredients, so the highest protein number is only one part of the comparison.
Best value per 20g of protein
A cheap bar is not necessarily cheap protein. This comparison puts recorded pack prices on the same protein basis, while keeping the actual pack spend visible.
How we compare
These guides compare recorded labels and dated offers. They explain portion sizes, protein concentration and pack spend so you can choose which differences matter to you. They do not rank taste or claim hands-on testing.
Coverage is limited to qualifying products in our catalogue. Missing or disputed data is excluded. Check the product packaging for ingredients and allergens and the retailer for current prices before buying.