Jabberwocky
Frumious Bandersnatch
Kratom Adulterated with Phenylethylamine and Associated Intracerebral Hemorrhage: Linking Toxicologists and Public Health Officials to Identify Dangerous Adulterants - PMC
Kratom is derived from the plant Mitragyna speciosa which is indigenous to Southeast Asia. Active compounds, mitragynine and 7-hydroxymitragynine, cause mild stimulant and opioid agonist effects. Although reported to have potential benefits in the ...

I randomly came across this case study. Apparently this guy took 1 teaspoon of Vivazen Kratom brand, adulterated with phenylethylamine and apparently had a stroke and major brain bleed due to this. Which at first didn't make a whole lot of sense to me because I thought PEA was generally safe at a gram or even more (?)
Anyways the real reason for this post is to talk about adulterated kratom. Have you guys seen anything else about this?
Once I had a specific batch of "Crimson Thai" that was at least 3x as good as any kratom I've ever had and never had anything that good since. I assumed it had some RC like desotramadol or something, but it could have just been a very good harvest of kratom which apparently is a thing.
Have you guys noticed a large difference in potency between brands/harvests? I haven't, and I've tried at least 20 brands now.