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C4 Energy has 57 flavors in our catalog. Caffeine runs from 200mg to 300mg per can, 232mg on average. All 57 C4 Energy flavors are sugar-free.
For adults. Figures are as printed on each can's label; see a flavor's page for its full ingredient list. Every C4 Energy flavor with its caffeine →
Tried C4 Energy? Pick a flavor and rate it — every member rating counts toward these numbers.