There is no consensus of what optimal lysine requirements are.
lysine requirements for humans:
http://www.google.com/search?hl=en&q=ly ... gle+SearchI would argue in favor of a minimum of 50 mg/kg, or 3,500 mg for a 70 kg human.
Is it a coincidence that this mirrors some experts minimum requirements for ascorbate?
Lysine is reported by Dr. Rath to be safe up to 14 grams daily.
Lysine is the limiting essential amino acid in many enzyme systems.
Lysine is destroyed by overcooking of food.
Most important. Lysine is required for collagen synthesis.
Without sufficient lysine, the body simply FALLS APART