Everything is toxic, including water. You can consume too much water and harm yourself. Everything has an Lethal Dose measurement. Perhaps you can look up the LD50 for each of these products or anything that you are consuming through your mouth, skin, or nose,.

I am not sure that there would not be debate about the comments in this article by those that have deep knowledge but I think it is basically correct for our purposes. https://www.outdoorlife.com/blogs/su...nd-peremethrin

In my opinion, your goal should be to use as little repellent (and frankly any chemical) as you need. In the case of repellent applying to clothes lessens skin contact. Applying lower concentrations to your skin, lessens the amount that will be absorbed in your body.