Diet will not 'cause' rosacea, however it can cause 'flare-ups' for people who already have it. Drinking alcohol is a very common cause of flare-ups. Drinking hot coffee or tea, eating very spicy foods, or hot soups, all may lead to a flare ups.
Recommendations
Managing your diet and understanding the factors which aggravate your skin the most are a good way to prevent flare ups. Also, wearing sunscreen everyday will help.
The information contained in the above article
is purely for educational purposes and is not intended to provide
any medical advice. Always consult with your physician before having
any medical procedure performed.