Being (perceived as) healthy has been a factor in social status since antiquity. For every status competition, you are going to find people who are willing to pay for high perceived status.
Who buys $1000 sunglasses? Who buys $1000 jeans? Who buys $500 sneakers? Dumb people with too much money.
couldnt be more different
While the product categories differ, the exorbitant price asked makes this 'raw water' target the same demography: those who have more money than sense and those who use these products for the purpose of affluence signalling.