Lemon

Lemon (Pathologic 2)=

A Lemon is a type of ration in Pathologic 2. It may be bought from groceries or the Broken Heart, stolen from homes, or traded from Doves. It reduces exhaustion by 10%.

Besides Lemons, Coffee is the only other food item that reduces exhaustion, however it reduces exhaustion by 20% at the expense of player health and hunger.

Quote
"Citrus medica, a common lemon. They're shipped to the region via the South-Western Railroad. A highly valuable fruit. Provides a rich supply of vitamins and reduces fatigue, but increases hunger. Increases immunity by a negligible amount. Lemons are considered a rarity in the region."