Drugs are big business in this country, and Dr. Sebi was pushing a healthy lifestyle that moved people toward better eating and, in turn, less medication. http://www.theroot.com/articles/culture/2016/08/5-mysteries-surrounding-the-life-and-death-of-dr-sebi/
This bathroom issue was resolved many many years in every Department store and places of businesses across the USA. It's called "Family Restroom"....."Family style, unisex, or single-user restrooms (often called handicapped restrooms) offer flexibility: males or females, and one or more individuals (i.e. family members), of the same or opposite sex, can use them."