“He should change brands and start using Ultra Bright. That brand gives you sex appeal! “
Both Close Up and Ultra Bright were premium reactions to Crest and Colgate in the 60s & 70s. Now they are Dollar Store brands.
Regarding the merits of the case, I learned my lesson when I was 8 snd discovered that Lifebuoy soap doesn’t really let you walk two feet in the air.
But it will give you a bad case of "Soap Poisoning."