Black Tea Source, Production, and Consumption: Assessment of Health Risks of Fluoride Intake in New Zealand
Table 2
Summary of fluoride intake per cup for 18 black teabag commodities.
Cups per day
Volume (mls/day)
Tea infusions made with nonfluoridated water (0.00 mg/L) Total F intake
Tea infusions made with fluoridated water (0.70 mg/L) Total F intake
Tea infusions made with fluoridated water (1.0 mg/L) Total F intake
Max mg/day
Min mg/day
Max mg/day
Min mg/day
Max mg/day
Min mg/day
1
250
0.8
0.1
1.0
0.2
1.1
0.3
2
500
1.6
0.2
2.0
0.5
2.3
0.8
3
750
2.4
0.3
2.9
0.7
3.2
0.9
4
1000
3.2
0.4
3.9
0.9
4.2
1.2
6
1500
4.8
0.6
5.9
1.4
6.3
1.8
8
2000
6.4
0.8
7.8
1.8
8.4
2.4
10
2500
8.0
1.0
9.8
2.3
10.5
3.0
12
3000
9.6
1.2
11.7
2.7
12.6
3.6
14
3500
11.2
1.4
13.7
3.2
14.7
4.2
In the 28 member countries of the EU, the AI for a healthy adult female is 2.9 mg/day and 3.4 mg per day for a healthy adult male [121]. In the USA, the AI is 3.0 mg and 4 .0 mg per day, respectively [122].