Rose red date and wolfberry and cinnamon tea is a traditional herbal tea that has some benefits, but also some side effects. Here are some possible harmful effects:

1. Excessive consumption may lead to gastrointestinal adverse reactions such as bloating, diarrhea and indigestion.

2. The tea may interact with certain medications, leading to adverse reactions.

3. Rosehips are stimulating and excessive consumption may affect the body's hormone levels.

4. Allergies and skin irritation such as redness, swelling and itching may occur if you have sensitive skin.

All in all, although rose jujube wolfberry cinnamon tea is beneficial to health, it may bring some negative effects if you are not careful about how much you drink and how you use it. To ensure safety and benefits, it is recommended to consult a doctor or professional for advice and consume it in the prescribed dosage.