How much caffeine is in Nongfu Tea π (Bottle)?
中文：农夫山泉茶π
Caffeine content
40 mg
Typical range: 30–50 mg
per 16.9 fl oz (500 ml)
About this drink
Tea π is Nongfu Spring's sweetened bottled tea line — flavored with fruit and lower caffeine than pure tea. The zero-sugar variant is similar in caffeine.
Ingredients: Brewed tea, fruit flavor, sugar (regular) or stevia (zero)
When will it clear your system?
40 mg in 500ml — mild. Caffeine is rarely the limiting factor; sugar (in the regular variant) is.
Based on caffeine's 5-hour half-life, a Nongfu Tea π (Bottle) consumed at 2:00 PM drops below the sleep-safe threshold (~20 mg) by approximately 19:00 the same evening.
Where this fits in a daily limit
That's about 20% of the 200 mg pregnancy guideline and 10% of the 400 mg general adult daily limit — comfortably moderate.
See our pregnancy caffeine guide or half-life sleep math for the deep dive.
How it compares
| Drink | Caffeine |
|---|---|
Nongfu Tea π (Bottle) Nongfu Spring | 40 mg |
| Oriental Leaf Jasmine Tea (Bottle) Oriental Leaf (Nongfu Spring) | 45 mg |
| Oriental Leaf Oolong (Bottle) Oriental Leaf (Nongfu Spring) | 65 mg |
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Learn more about SipNoteFrequently asked questions
How much caffeine is in a Nongfu Tea π (Bottle)?
A 16.9 fl oz (500 ml) Nongfu Tea π (Bottle) contains approximately 40 mg of caffeine. Actual values may range from 30 to 50 mg depending on preparation and source variation.
Is Nongfu Tea π (Bottle) safe during pregnancy?
The current ACOG and NHS guideline is under 200 mg of caffeine per day during pregnancy. A Nongfu Tea π (Bottle) fits comfortably within that limit. Always consult your obstetrician for personalized advice.
When should I stop drinking Nongfu Tea π (Bottle) for sleep?
Caffeine has a 5-hour half-life. To have under 20 mg circulating at bedtime (the typical sleep-safe threshold), stop drinking Nongfu Tea π (Bottle) about 5 hours before sleep. 40 mg in 500ml — mild. Caffeine is rarely the limiting factor; sugar (in the regular variant) is.
Nongfu Tea π (Bottle) vs Oriental Leaf Jasmine Tea (Bottle) — which has more caffeine?
Nongfu Tea π (Bottle) contains 40 mg per serving; Oriental Leaf Jasmine Tea (Bottle) contains 45 mg per 16.9 fl oz (500 ml). Oriental Leaf Jasmine Tea (Bottle) is the stronger of the two.
Does Nongfu Tea π (Bottle) keep you awake?
40 mg is mild caffeine. Most people can drink Nongfu Tea π (Bottle) in the afternoon without notable sleep impact.
Caffeine values shown are typical for the listed serving size. Actual content varies by preparation, brewing method, batch, and brand reformulation. Not medical advice — consult a healthcare provider for personalized guidance.