Swanson brand supplement contains Cat's Claw or cat's claw a.k.a. downy capsicum, a species of vine native to South, Central America and the Caribbean.

The product contains:

• Cat's Claw - fluffy chervil, vilcacora - all these names refer to a single species of vine in the marzanaceae family that has distinctive claw-shaped thorns. The plant is native to the northern and western parts of South and Central America. It is also found in the Caribbean. It acts primarily as an immunostimulant, that is, it stimulates the immune system.

Recommended intake: one capsule daily. This Swanson product is intended for adults and should not be used by pregnant or breastfeeding women.