Diet and Rosacea

Many patients ask me about the role of diet in rosacea. It is important to understand that food choices do not cause rosacea. However, while diet is not the root cause of rosacea, for some patients, certain foods and drinks can act as triggers for flushing and inflammation.

Which foods are most linked to flare-ups?

Triggers are individual, but common dietary triggers include the following:

How do I track and quantify triggers?

The most effective method is a trigger diary. For 2-4 weeks, log everything you eat and drink, alongside a daily record of your skin's condition (e.g., redness level from 1-10, number of new spots). This can help you identify patterns between specific foods and subsequent flares, which typically occur within minutes to hours after consumption.

Eliminating foods from your diet for a few weeks is the only way to be sure whether they are relevant. I have many patients who have tried eliminating certain foods from their diet and for the vast majority this has not led to a significant improvement in their skin.

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Dr. Magnus Lynch, Consultant Dermatologist

About Dr Magnus Lynch

I am a London-based Consultant Dermatologist and Dermatological Surgeon. I am highly experienced in skin cancer diagnosis, Mohs micrographic surgery, acne, rosacea, acne scarring and laser treatments. I studied at the Universities of Cambridge and Oxford, and completed my dermatology training and Mohs fellowship at the prestigious St John’s Institute of Dermatology. I graduated from medical school in 2003 and have worked exclusively in Dermatology since 2012.

I lead a research team at King’s College London investigating the molecular biology of skin cancer. In recent years I have been involved in Media Appearances, including the Channel 5 series 'Skin A&E', where I perform skin surgeries and treat various skin conditions. Filming for the next series has recently completed and the series will be released later in 2025.

My NHS practice is at Guy's Hospital. I consult with private patients at the London Bridge Hospital, OneWelbeck (near to Bond Street station) and on Harley Street. A new consultation is £250. Book A Consultation.

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