Best Vitamin B3 (Niacin)-Rich Foods for Horses

Ranked by vitamin b3 (niacin) content among foods safe for horses in the Creature Feast catalog.

Oats per 100g: approximately 1mg niacin Oats provide about 1mg niacin per 100g. While horses synthesize their own niacin, dietary sources from grain supplement the endogenous supply.

Barley per 100g: approximately 4.6mg niacin Barley provides about 4.6mg niacin per 100g, making it one of the richer grain sources of this B vitamin.

Sunflower Seeds per 100g: approximately 8.3mg niacin Sunflower seeds provide about 8.3mg niacin per 100g. A concentrated B vitamin source from the grain bucket.

Peas per 100g: approximately 2.1mg niacin Peas provide about 2.1mg niacin per 100g. A legume source that contributes to B vitamin intake.