Kip Viscusi, a Harvard economist (and frequent pro-tobacco witness), suggests that if you take into account tobacco taxes and the higher mortality rates of smokers, which reduce the governments Social Security and Medicare payments, smoking actually saves the public money
PLoS ONE, 10 (3), e0122544
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How risky are electronic cigarettes (e-cigarettes/vapes/JUULs)
Dont mind the red, it pops up
Another example is Florastor (containing Saccharomyces boulardii lyo), the digestion-friendly yeast (found naturally on the skin of lychees and mangosteens), which has demonstrated effectiveness in regulating the number and consistency of stools