Protein bars, head to head
Grenade vs Fulfil protein bars
The two brands side by side, from the labels of the 14 Grenade and 5 Fulfil flavors we track: protein and calories per bar, protein per 100 kcal, and the flavor families each one covers. Tap any flavor to shop it on eBay.
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| At a glance |  Grenade |  Fulfil |
|---|---|---|
| Flavors we track | 14 | 5 |
| Protein per bar | 20–23 g | 18–20 g |
| Calories per bar | 206–242 kcal | 194–220 kcal |
| Best protein per 100 kcal | 10.7 g · Caramel Chaos | 10.3 g · Chocolate Caramel & Cookie Dough |
| Most protein | 23 g · Banana Armour | 20 g · Chocolate Caramel |
| Leanest bar | 206 kcal · Caramel Chaos | 194 kcal · Chocolate Caramel |
| Flavor families | Chocolate, Peanut butter, Cookies, Caramel, Cake & treats | Chocolate, Cookies, Caramel |
Which one is for you?
- If protein per bar is what you count, Grenade goes higher: up to 23 g in Banana Armour.
- If you want the lighter bar, Fulfil has the lowest-calorie flavor here: Chocolate Caramel at 194 kcal.
- For the most protein per calorie, Grenade leads with Caramel Chaos at 10.7 g per 100 kcal.
We compare what the labels say; we don't taste-test, and price and taste are personal — try one bar of each before buying a box.
Grenade
Banana Armour23 g protein · 217 kcal
Caramel Chaos22 g protein · 206 kcal- Fudged Up22 g protein · 210 kcal
Cookie Dough21 g protein · 208 kcal
Birthday Cake21 g protein · 218 kcal
Lemon Cheesecake21 g protein · 227 kcal
Peanut Nutter21 g protein · 230 kcal
Oreo21 g protein · 233 kcal
Dark Chocolate Raspberry20 g protein · 219 kcal
Salted Caramel20 g protein · 222 kcal
Gingerbread20 g protein · 222 kcal
Chocolate Chip Salted Caramel20 g protein · 226 kcal
Peanut Butter & Jelly20 g protein · 230 kcal
Salted Peanut20 g protein · 242 kcal
Questions people ask
Is Grenade or Fulfil higher in protein?
If protein per bar is what you count, Grenade goes higher: up to 23 g in Banana Armour.
Which has fewer calories, Grenade or Fulfil?
If you want the lighter bar, Fulfil has the lowest-calorie flavor here: Chocolate Caramel at 194 kcal.
Where can I buy Grenade and Fulfil bars?
Every flavor on this page links to a search for that exact flavor on eBay, where sellers list single bars and boxes; we may earn a commission at no cost to you.