There is a search function in the forum top right and there are a few hundred thousand post you can peruse through. This issue has been hashed through (cept for the seed thing) a million times. The FAQs at the top of the page also contain lots of good info.
Irregradless , the fact that the main purpose of fasting is to give the digestive system a rest so the body will use that energy to cleanse and heal will remain as will the fact that solid foods will stimulate digestion and work against fastings main working mode.
The MC as written has been around for over 50 years so I would say that is ample time for the kinks to have been worked out. As I said before if it ain't broke , don't fix it.