| Raw (unhulled) | Poisonous (tannins, сaffeic acid, сoumaric acid, chlorogenic acid, ferulic acid, gallic acid) |
| Sprouts | Poisonous (tannins, сaffeic acid, сoumaric acid, chlorogenic acid, ferulic acid, gallic acid) |
| Cooked with additives | Poisonous (tannins, сaffeic acid, сoumaric acid, chlorogenic acid, ferulic acid, gallic acid) |
| Cooked without additives | Poisonous (tannins, сaffeic acid, сoumaric acid, chlorogenic acid, ferulic acid, gallic acid) |
| Canned | Poisonous (tannins, сaffeic acid, сoumaric acid, chlorogenic acid, ferulic acid, gallic acid) |
| Cereal oil | Poisonous (tannins, сaffeic acid, сoumaric acid, chlorogenic acid, ferulic acid, gallic acid) |