Caffeine Content of Relentless
A 16.9 ounce can of Relentless contains 160 milligrams of caffeine.
Relentless is manufactured by the Coca-Cola Company and was released in 2006 in the UK.
The brand was inspired by "action sport and modern punk rock" and comes with the tag-lines "no half measures" and "your energy your obsession".
The drink was released with this corny ad:
How Does It Compare With Other Drinks?
Relentless contains 9.47 mgs of caffeine per fluid ounce (32.01mg/100mls).
Caffeine per Ounce
200180160140120
10080604020
0
Relentless
Mana Energy Potion
Coffee (Espresso)
Coffee (Decaf, Instant)
Starbucks Double Shot
Caffeine per Item
400360320280
24020016012080
400
Can of Relentless
Can of Coca-Cola Classic
Can of SPIKE Shooter
Can of Red Bull
How Does It Compare With Other Foods?
Caffeine per Item
200180160140
120100806040
200
Can of RelentlessMaximum Strength No-Doz
Foosh Energy Mints
Hershey's Special Dark Bars
Jolt Gum pieces
