Itโs funny butโฆ Emily @ eSpa explained same thing slightly differentlyโฆ โ This one gets bored if he doesnโt get fresh girls every once in a whileโฆโ & suggested itโs ok 2 switch f/ yer main girl frequentlyI was reading somewhere that dopamine boosters like mucuna pruriens need to be cycled. After a period of continuous use they backfire, by reducing your body's natural production. The best dopamine booster is a new partner. It's responsible for the Coolidge effect.