Rob Van Der GiessenC. Warren OlanowAndrew LeesHildebert Wagner 

Pharmaceutical compositions including Mucuna pruriens seeds or one or more Mucuna pruriens seed components, substances, fractions or combinations, or compounds derived from Mucuna pruriens seeds are disclosed in the current invention. Furthermore, the invention pertains to the use of Mucuna pruriens seeds in the manufacture of a pharmaceutical composition for neuroprotection or neurostimulation, as well as techniques for producing Mucuna pruriens extracts for use in pharmaceutical compositions for treating neurological disorders. Finally, The invention relates to the use of Mucuna pruriens seeds in the preparation of a pharmaceutical composition for the treatment of Parkinson’s disease in order to achieve a broader therapeutic window in L-Dopa therapy, to delay the need for combination therapy, to achieve an earlier onset and longer duration of L-Dopa efficacy, and to prevent or alleviate acute and chronic L-Dopa toxicity.

https://patents.google.com/patent/US7470441B2/en