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No, exactly not. Not rub, ingest.

There is increasingly more evidence that skin contact before oral ingestion (and in particular on wounds or eczema) increases allergies, and consuming the allergen orally whilst avoiding skin contact reduces it.

It’s even being used in people with allergies to reduce, and sometimes even overcome the allergies completely!

Data labeling is important when training your model ;-)

Better to eat than rub in, supposedly that helps the immune system recognize it as food rather than invader.

Data labeling is important ;-)

Yes. Google why kids in Israel don't have peanut allergies. Spoiler: Toddler snacks there have peanut dust mixed in.

Yes, but unironically.

Maybe not poison ivy

There was an article a while back about a guy who ingested poison oak in order to develop tolerance for the irritant.

https://news.ycombinator.com/item?id=40399224

I discussed that article with an old-timer here in New England told me that a slightly less extreme version worked for him: letting goats eat the massive growth of poison ivy on his land, then drinking the goat milk for a few weeks or months.