amino acids cysteine and methionine.
Feed supplements containing biotin and methionine may help to aid good quality hoof growth, especially for those horses with naturally brittle feet.
Firstly, asparagus contains a number of sulfur containing chemicals including the amino acids cysteine and methionine.
High MTR activity, possibly associated with homozygous MTR variant genotype, should increase methionine.
One methionine homozygote French case of variant CJD has been identified.