The mention of pulp in the book is under the sections for diabetics and it mentioned "if" you need extra help with eliminations so it's not like a blanket statement to add the pulp. In actuality that pulp can make it a bit harder by stimulating digestion and keeping you hungry thoughout the fast.
Organic lemons are expensive. Many of us use a inexpensixe electric citrus juicers that can be bought at Wallyworld for around $10. It will make it much more effcient and you'll definetly get more juice from your lemons. It'll pay for itself on your 1st MC.
Everyone will benefit from a colon cleanses regardless of their eliminations and should be part of maitaining good health for every one. The oxy route is a breeze just doing 4 pill a night for 7 days and many folks swear by colonics which is also no work at all.