Life after the vitamin crisis

The volatility of vitamin supply has resulted in price increases for certain vitamins. Nevertheless, they remain one of the cheapest additives nutritionists have at their disposal. But don’t go too low in their inclusion level Vitamins, because they are included at very low levels, usually make up only a small proportion of the cost of the average pig or poultry diet. They can almost never be regarded as nutrients in isolation given that they display a wide range of interlocking interactions,