Does chocolate ensure have caffeine

Yes, chocolate bars have a small amount of caffeine in them. For example:

1 oz of Dark Chocolate will have about 12 mg of caffeine.

1 bar of Dark Chocolate will have about 70 mg of caffeine.

1.55 oz of Milk Chocolate will have 9 mg of caffeine.

100 grams of Milk Chocolate will have about 20 mg of caffeine.

Hershey's chocolate bars have about 9mg of caffeine in them.