Who is choosing?
The useful distinction is whether you want a savoury snack, a crunchy format with some protein, or a different snack format to compare for a protein-focused plan.
Shoppers focused on protein per pack
If protein is the reason for buying a pre-workout snack, check the portion rather than relying on cheese flavour or protein-related words. Walkers UK and Tesco Groceries list just 0.4g to 1.5g protein per pack across the five conventional snacks considered here.
People who prefer a crunchy savoury snack
A mixed-ingredient option may keep the crisp-style format. Tesco Groceries lists 3.8g protein and 2.0g fibre per 25g portion of Graze Marmite Crunch; compare that portion with the conventional packs rather than assuming all maize-containing snacks are alike.
People planning around training time
University College London Hospitals NHS Foundation Trust describes a carbohydrate-and-protein snack 60–90 minutes before exercise when a meal was not eaten 2–3 hours earlier. Its advice for a snack 15–30 minutes before activity addresses a different, glucose-management purpose, so timing and circumstances matter.
What should you check?
Start with the amount in the portion you intend to eat, then check whether the format, timing and ingredients fit your plans.
| Priority | What to check | Your needs |
| Protein per portion |
Read grams of protein per pack or intended serving, alongside the per-100g figure. Walkers UK and Tesco Groceries list 0.4g–1.5g per pack for the five conventional examples; Tesco lists 3.8g per 25g portion for Graze Marmite Crunch. |
I want to know what the amount I will actually eat contributes, rather than choosing by a flavour or product name. |
| Snack format |
Decide whether a maize-based crisp-style snack matters to you. Compare a conventional pack, a mixed bean-and-corn product and a non-maize bar as different formats, not interchangeable versions of the same snack. |
Crunch and a savoury flavour may matter more to me than choosing a bar; if protein is my priority, I am willing to consider another format. |
| Training time |
Consider how long it is until exercise and whether you have eaten a meal. University College London Hospitals NHS Foundation Trust describes carbohydrate, protein and minimal fat for a snack 60–90 minutes before exercise when a meal was missed 2–3 hours earlier. |
I need the snack to fit when I will train, rather than treating every pre-workout occasion as the same. |
| Ingredients and allergens |
Read the ingredient list and allergy advice on the exact flavour and pack size. The product information reviewed for these snack types includes differing milk, wheat, soya and precautionary-allergen declarations. |
If I avoid particular ingredients, a description such as baked or vegetarian is not enough to settle whether the pack suits me. |
| Other nutrition values |
Compare carbohydrate and salt for the portion you will eat. For example, Tesco Groceries lists 14.4g carbohydrate and 0.63g salt per 23g Frazzles pack; values differ across products and pack sizes. |
When choosing between savoury packs, I want the full nutrition panel to inform the decision, not protein alone. |
Brand and product references
These named products illustrate how much the nutrition figures can vary by portion; the figures apply to the specified flavours and pack sizes, not every product from each brand.
Wotsits
Wotsits Cheese is a maize-based, cheese-flavoured snack.
- Walkers UK lists 1.2g protein and 12.6g carbohydrate per 22.5g pack.
- Check the pack’s milk and other allergy advice if you avoid particular ingredients.
Quavers
Quavers Cheese is another small cheese-flavoured snack pack, with a different portion and nutrition panel.
- Walkers UK lists 9.9g carbohydrate per 16g pack.
- That pack contains 0.4g protein; check its allergy advice for the exact product.
Monster Munch
Monster Munch Pickled Onion provides a savoury alternative for shoppers choosing by flavour and texture.
- Walkers UK lists 12g carbohydrate per 20g pack.
- The same pack lists 1.2g protein and 0.31g salt; check its ingredient and allergy information.
Frazzles
Smiths Frazzles are a bacon-flavoured savoury snack sold in 23g packs in the Tesco listing considered here.
- Tesco Groceries lists 1.5g protein and 14.4g carbohydrate per 23g pack.
- The listing also gives 0.63g salt per pack; check the exact pack for ingredients and allergens.
Skips
Skips Prawn Cocktail offers a different texture in a 13.1g multipack portion.
- Tesco Groceries lists 7.3g carbohydrate per 13.1g pack.
- The listed pack has 0.7g protein; read its precautionary-allergen advice if relevant.
Tesco
Tesco’s listings offer examples across maize snacks, a bean-and-corn snack and a separate cheese snack, each requiring its own portion comparison.
- Tesco Groceries lists 1.1g protein per 17g bag of its mixed-pack Cheese Puffs and 3.8g per 25g portion of Graze Marmite Crunch.
- The same retailer lists Mini Babybel Protein at 5.2g per 20g portion, but it is a different, refrigerated snack format.
Joybuy product options
These options include lentil cakes for a crisp-style alternative and protein bars for shoppers willing to move away from maize snacks. Check each product’s portion and ingredient label against your own requirements.
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Kallo Protein Packed Lentil Cakes 100g
Consider these if you want a cake-style snack rather than a bar. The product name identifies a 100g pack; check the nutrition panel for the number of cakes you plan to eat and the allergy advice on the pack.
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Grenade Soft Core Double Chocolate Protein Bar, 12 x 50g
This is a non-maize bar option when keeping a crisp-style texture is not essential. The listed bundle contains 12 x 50g bars; compare nutrition per bar and check the ingredients before choosing it for a pre-workout snack.
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Grenade Soft Core Golden Caramel Protein Bar, 12 x 50g
Choose between this Golden Caramel variant and other bar flavours using the exact pack label, rather than assuming their ingredients are identical. This non-maize option is listed as 12 x 50g bars.
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Nature Valley Protein Peanut & Chocolate Bars 4x40g
This peanut-and-chocolate bar changes both the flavour and format from a savoury maize snack. The listed pack is 4x40g; check the exact label if peanuts or other ingredients affect your choice.
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Grenade High Protein Low Sugar Oreo Flavour Protein Bars, 4 x 60g
This is a non-maize bar rather than a savoury crisp-style snack. The product name specifies 4 x 60g; use the individual bar’s nutrition and ingredient information when comparing it with the other formats.
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Questions before you buy
How much protein is in familiar maize-snack packs?
The specified packs contain 0.4g to 1.5g protein each. Walkers UK lists Wotsits Cheese at 1.2g per 22.5g pack, Quavers Cheese at 0.4g per 16g and Monster Munch Pickled Onion at 1.2g per 20g; Tesco Groceries lists Frazzles at 1.5g per 23g and Skips Prawn Cocktail at 0.7g per 13.1g. Check the exact flavour and portion when comparing packs.
Is a protein-focused snack the right choice immediately before exercise?
Not necessarily: timing and purpose change the choice. University College London Hospitals NHS Foundation Trust describes a snack containing carbohydrate, protein and minimal fat 60–90 minutes before exercise when a meal was not eaten 2–3 hours beforehand. Its 15–30-minute advice concerns faster-acting carbohydrate in a glucose-management context, not a general instruction to replace every pre-workout snack.
Does a bean-and-corn snack offer a different protein amount?
It can, depending on the product and portion. Tesco Groceries lists 3.8g protein and 2.0g fibre per 25g portion of Graze Marmite Crunch, compared with 0.4g–1.5g protein per pack across the five conventional examples listed by Walkers UK and Tesco Groceries. Those portions differ, so also compare per-100g values and the amount you intend to eat.
What should I check if I avoid particular ingredients?
Read the ingredient list and allergy statement on the exact pack, including any may-contain wording. The product information for the snacks discussed here differs across flavours and includes milk, wheat, soya or precautionary declarations. A snack’s texture, flavour or vegetarian description does not replace that check.