Unstable isotope serum

The unstable isotope serum is a consumable item in Fallout 76.

Gameplay
A flask of green serum which, when consumed, will cause the player character to develop the unstable isotope mutation. This mutation will give a medium chance of a radiation blast being generated when the player character is hit by a melee attack. However, this radiation blast will also cause minor damage to the player character when generated.

Locations

 * Can sometimes be purchased from the MODUS science terminal for 5,000 caps.
 * Can be crafted with the appropriate recipe and components.