Our tests have indicated that 5 ppm is optimum for killing pathogens
orally.  10 is also good for topical.

Marshall

Michael Giammarino wrote:

>  started using store purchased 5 ppm CS. worked great for stomach
> bacteria and allergy symtoms. started making my own with a cs pro kit.
> 20 ppm, should be better, but I do not feel as good using it. its
> clear while the first was a light yellow. I had a lot of energy on the
> 5 ppm and now i feel not so good on the 20 ppm. less energy, sore top
> of mouth, tired, irritable. any idea's thanks mike