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In 2001, Swedish Match launched Exalt41 and the US Smokeless Tobacco Company (USSTC) launched Revel,42 both portioned snus products to try to appeal to tobacco users who were not attracted to traditional smokeless tobacco

The law requires retailers to post a sign that it is illegal to sell tobacco and alternative nicotine products to anyone under the age of 21

*Helps reduce intake when used as intended

However, because a causal effect can exist in the absence of supporting ecological or analogous evidence due to potential methodological or conceptual limitations that restrict causal inferences from such studies, causal conclusions could be made in the presence of inconsistent evidence across epidemiological studies and these additional forms of evidence