Fish fruit acid is a bait additive, commonly known as small medicine. Fruit acid mainly plays a seasoning role. It combines the flavors of various fruits and has a strong acidity. Strong penetration, suitable for use when the air pressure is low in summer.

Fruit acid is more attractive to crucian carp, and it is equally attractive to silver carp and bighead carp in the waters where silver carp and bighead carp are cultured. Therefore, in the waters where fishing for silver carp and bighead carp is prohibited, try not to add fruit acid to the bait.