Complex sentence: Kevin claims that this protocol can be done by anyone at home and that it is natural, but Phase 2 of the protocol requires daily injections of the pregnancy hormone hCG which drug companies extract from the urine of pregnant women.
Split into simpler sentences: Kevin claims that this protocol can be done by anyone at home and that it is natural. But Phase 2 of the protocol requires daily injections of the pregnancy hormone hCG which drug companies extract from the urine of pregnant women.