1. Disrupts The Metabolic Activity
- disrupt your metabolic system due to the imbalance of acidic and alkaline substances in the stomach.
2. Erosion Of The Teeth Enamel
- Consumption of tea early in the morning may erode the enamel of your teeth.
3. Dehydrates Your Body
- Tea is diuretic in nature, which removes the water from your body.
4. Bloating
- Many people feel bloated in the stomach when they drink milk tea.
5. It Can Cause Nausea
- drinking bed tea after getting up from sleep can affect the bile juice activities in your stomach.
6. Milk Tea Might Not Be Good
- that drinking milk tea can make you feel tired in the morning.
- that drinking milk tea in the morning can leave you feeling fussy and bothered.
7. Black Tea Might Not Be Good Too
- drinking black tea can cause bloating too and can decrease your appetite.
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8. The Caffeine Hits You Back
- having tea on an empty stomach will have side effects, which include nausea, dizziness and unpleasant sensations.
9. Anxiety
- will have adverse effects on the body.
- These effects may lead to anxiety and other sleep-related problems. 
10. Diminishes Iron Absorption
- Green tea can decrease the body's ability to absorb iron naturally.
https://www.teavivre.com/info/drinking-teas-with-an-empty-stomach.html
http://bedroomdecorforless.blogspot.com/2015/06/why-drinking-tea-on-empty-stomach-makes.html
https://www.chaiandmighty.com/blogs/updates/can-you-drink-black-tea-on-empty-stomach
http://qifullife.com/empty-stomach/
https://www.quora.com/Why-does-drinking-tea-vs-coffee-on-an-empty-stomach-cause-nausea