What’s happening

Reign Total Body Fuel has rolled out Watermelon Sour Gummy, a new flavor designed to hit that nostalgic “sour candy” profile while keeping the brand’s performance-first positioning intact.

What’s in the can

Reign is still doing Reign things here: high caffeine, zero sugar, and the same “functional energy” pitch the brand has used to compete in the performance category rather than the casual convenience lane.

Why this matters

Energy brands don’t just fight on formula anymore — they fight on flavor IP and repeatability. “Sour gummy” flavors have proven they can move units fast (especially in younger demo pockets), and watermelon is one of the safest high-volume flavor bets in the entire beverage world. Put those together and you’ve got a very obvious retail play.

What to watch next

  • Whether Reign pushes this flavor into key retailers with prominent displays

  • If “Watermelon Sour Gummy” becomes a seasonal LTO or permanent lineup slot

  • How it performs against Reign’s other candy-inspired flavors

Citations

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