Best Vitamin B1 (Thiamine)-Rich Foods for Horses

Ranked by vitamin b1 (thiamine) content among foods safe for horses in the Creature Feast catalog.

Oats per 100g: approximately 0.8mg thiamine Oats are a reliable dietary source of thiamine for horses, providing about 0.8mg per 100g. The daily grain ration contributes meaningfully to thiamine status.

Barley per 100g: approximately 0.6mg thiamine Barley provides about 0.6mg thiamine per 100g. A useful contributor from the grain component of the diet.

Timothy Hay per kg: approximately 2-5mg thiamine Timothy hay provides about 2-5mg thiamine per kg. Combined with grain and hindgut bacterial synthesis, hay contributes to overall thiamine supply.

Sunflower Seeds per 100g: approximately 1.5mg thiamine Sunflower seeds provide about 1.5mg thiamine per 100g, making them one of the better food-based sources of this B vitamin.