A bout research with medicinal plants. Much of it is old rfemedies, but with modern study where the aim was to find what worked or didn't work and why.
For instance, why a thing has a reputation for sffectiveness, but testing was mixed. Such things as ferrotopsis, which is catalytic in action, is the difference in success and failure is some, as is piperine.
There are suggested cures and treatments to investigate, and that are safe if minimal ...
CHF 19.50