Cassie C. sent us a vintage ad that illustrates the way that beauty standards can change dramatically over time. The ad, for products called Fat-ten-u and Corpula, promises to help you get fat, a clearly desirable state:

Available at the Library of Congress.

Of course, it’s also worth noting that the woman in the photo likely wouldn’t be considered fat by current standards, partially because of a small waist that probably resulted from corseting.

Side note: The link Cassie sent us, at Whole Health Source, has two black and white ads as well, but I haven’t been able to verify them as authentic or find any info on where they were found or originally appeared, and I’ve found some questions about their authenticity.