US melatonin measured dosage can be 4x as much as what is reported [1, 2].
Have you never looked into stuff like this? It's all over social media and the claims are relatively easy to verify. I'm asking because I need to know if I'm in a bubble or not.
[1] Cohen PA, Avula B, Wang YH, Katragunta K, Khan I. Quantity of Melatonin and CBD in Melatonin Gummies Sold in the US. JAMA. 2023;329(16):1401–1402. doi:10.1001/jama.2023.2296
Unless you have some data to backup this claim, it is tinfoil hat speaking.