Grape Mentats (Fallout 3)

Glamourously grape mentats are a chem in Fallout 3.

These mentats do not increase Intelligence and Perception, instead, they increase charisma, like the mentats in Fallout and Fallout 2.

Locations
An Archives prize voucher, found in the National Archives, can be traded for grape mentats, berry mentats, or orange mentats.