Nuka-Cola Quantum is a fictional beverage from the Fallout video game series, known for its bright blue color and glowing appearance. It is a variant of the original Nuka-Cola, created in the post-apocalyptic world of the game. The drink is marketed as a more potent and energizing version, appealing to the game's characters and players alike. In the Fallout universe, Nuka-Cola Quantum is often sought after for its unique properties, including a slight boost to the player's health and energy. It is a collectible item within the game, reflecting the nostalgic and whimsical nature of the Nuka-Cola brand, which symbolizes the pre-war American culture.