Dental General c571ce24 Average daily intake of fluoride from all sources combined for adults and children is: A 2.0 to 2.2mg & 1.2mg B 1.2 to 2.0mg & 1.2mg C 2.2 to 2.4mg & 1.5mg D 2.6 to 2.8mg & 1.4mg High-Yield Explanation No explanation provided.