Probably a test market product that never went national. That's true of so many products. Living in the
"NY metropolitan area" we missed so much since we weren't representative of the rest of the country. For example, I never knew that Cold Power was also offered in liquid form. Never saw Cold Power at all until my mother received a sample box. I still don't know how someone was able to deliver sample boxes to blocks of multi family apartment houses in NY.
I am sure there are many products I don't know about, but a few I recall from when I was an adult and traveling for my job were Wave all fabric bleach (from Clorox, US Ariel powdered detergent, Clorox detergent, Oxydol detergent with "acti-bleach (which I still believe ultimately became Tide with Bleach) and Wisk powdered detergent (before the ultra powders were nationally introduced in the early 90's.
And I am sure there are many food products as well...