GETTING REAL ABOUT FLUORIDE
For starters, fluoride is more poisonous than lead and just slightly less poisonous than arsenic according to the Clinical Toxicology of Commercial Products handbook.

It is a cumulative poison that accumulates in bone over the years.

It has been reported that fluoride can cause:

Skin eruptions
Atopic dermatitis
Eczema
Urticaria
Gastric distress
Headache
Weakness
And more

https://tolmanselfcare.com/blogs/blog/84319236-fluoridation-teeth-to-die-for