Rhodiola rosea can help reduce exaggerated startle responses, and Huperzine A can cause 'twitching' (myoclonus / hypnic jerks?), according to reviewers

Rhodiola rosea can help reduce exaggerated startle responses, and Huperzine A can cause 'twitching' (myoclonus / hypnic jerks?), according to reviewers

Rodiola is also good for energy, and those who don't get up well in the morning.

Huperzine A increases Acetycholine, and helps learning and memory.

The above form reviews at Swansonvitamins.com (for rhodiola) and iherb.com (for huperzine a)