A. Lysine is not confirmed to be safe for use during pregnancy. A. The ads I have seen all start with a glowing testimonial for lysine supplements as a rosacea therapy, then warn that not each form of rosacea will reply to lysine, and close without telling the shopper which sorts of rosacea will respond to lysine and which sorts will not. Lysine is an essential constructing block of protein (amino acid) in human diet.

But go for organic soy products only