St. Francis Cat's Claw 50mL Probiotic Berberine is the component of

Berberine is the component of goldenseal that makes it an infection fighter

which can be caused not only by iron deficiency but also by deficiencies in vitamin B12 or folate

NAC has a high affinity for lung tissue

such as folate and other B-vitamins

St. Francis Cat's Claw 50mL Probiotic Berberine is the component ofCat's Claw contains so many active ingredients that most of its actions can be contributed to several of its chemicals. It is best known as a immune modulator, meaning that it can increase deficient immune responses, which cause things like frequent colds and flus, as well as decrease improper immune responses, as happens in allergic reactions and inflammatory diseases.