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Rosacea: Trigger Factors and How to Manage It

Rosacea is a chronic skin condition characterized by redness, visible blood vessels, and sometimes papules or pustules.

September 27, 2026
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What is rosacea and why does it appear?

Rosacea is a chronic inflammatory skin condition that primarily affects the face. It is characterized by persistent redness, telangiectasias (small, dilated blood vessels), and sometimes papules and pustules, similar to acne. Although its exact cause is unknown, genetic factors, abnormalities in blood vessels, and an altered immune response are believed to be involved.

Often, patients experience flare-up episodes, where symptoms temporarily worsen. Understanding what activates these flare-ups is essential for effective management and to improve quality of life.

Main triggers of rosacea

Factors that provoke a rosacea flare-up vary significantly among individuals, but common categories exist. Sun exposure, alcohol consumption, spicy foods, stress, and sudden temperature changes are among the most frequent.

1. Sun exposure

The sun is one of the most common and potent triggers for rosacea. Ultraviolet (UV) radiation can inflame the skin's blood vessels, causing redness and worsening symptoms. A study published in the Journal of the American Academy of Dermatology in 2012 indicated that sun exposure was the main trigger for 81% of rosacea patients.

Sun exposure is the main trigger for 81% of rosacea patients, according to a 2012 study.

Daily sun protection is indispensable, even on cloudy days or during winter months. The use of mineral sunscreens with SPF 50 or higher is recommended.

2. Alcohol and spicy foods

Certain drinks and foods can dilate blood vessels, exacerbating facial redness. Alcohol, especially red wine, is a known vasodilator. Similarly, spicy foods contain capsaicin, which can stimulate pain receptors in the skin and cause a flushing response.

Patients often identify these dietary elements as direct triggers for their flare-ups. Moderation or elimination of these products can be an effective strategy.

3. Emotional stress

Stress is a significant trigger for many skin disorders, and rosacea is no exception. Anxiety or tension can lead to a physiological response that includes the release of substances that dilate blood vessels and increase inflammation. A 2014 study by the National Rosacea Society (NRS) found that stress was a trigger for 79% of respondents.

Emotional stress was identified as a trigger by 79% of patients in a 2014 National Rosacea Society survey.

Adopting stress management techniques, such as meditation, yoga, or deep breathing, can help reduce the frequency and intensity of stress-related flare-ups.

4. Temperature changes and extreme environments

Extreme temperatures, both cold and hot, as well as sudden changes from one to another, can affect cutaneous microcirculation. Wind, heat from saunas or very hot baths, and intense cold can cause facial flushing and aggravate rosacea. Protecting the skin from these elements is crucial.

Wearing scarves in winter and avoiding direct sources of heat or cold can be helpful. Maintaining a constant ambient temperature indoors also contributes to skin stability.

Other common triggers

In addition to those mentioned, other factors can contribute to rosacea flare-ups. These include certain cosmetic or skin care products containing irritants, specific medications, intense exercise, and some hot beverages like coffee or tea.

Trigger Category Common Examples Management Tips
Environmental Sun, wind, extreme cold, heat (saunas) SPF 50+ sun protection, protective clothing, avoid prolonged exposure
Dietary Alcohol (red wine), spicy foods, hot beverages Identify and limit consumption, keep a food diary
Emotional Stress, anxiety, anger Relaxation techniques (meditation, yoga), stress management
Physical Intense exercise, facial rubbing, hot baths Moderate exercise, avoid rubbing face, lukewarm showers
Topical products Irritating cosmetics (alcohol, fragrances) Use gentle products, specific for sensitive or rosacea-prone skin

How Santé Clinics approaches it

At Santé Clínica Estética, we understand that rosacea requires a medical and personalized approach. Our team of board-certified medical doctors performs a comprehensive assessment to identify your specific rosacea triggers and design an appropriate treatment protocol. We do not promise a cure, but we do aim for effective symptom management and a significant improvement in your skin quality and well-being.

We use advanced technologies such as IPL Vascular Laser to reduce redness and telangiectasias, an effective option for many of our patients. This treatment is performed under the supervision of our doctors, ensuring maximum safety and efficacy.

In addition to in-clinic treatments, our doctors will provide clear guidelines for home care and managing trigger factors. The initial aesthetic consultation is free, where you can discuss your concerns in Spanish, English, Portuguese, or Russian.

Key points

  • Rosacea is a chronic skin condition with flare-ups.
  • Main triggers include sun, alcohol, spicy foods, stress, and temperature changes.
  • Daily sun protection and identifying dietary triggers are essential.
  • Stress management and protection against extreme temperatures can prevent flare-ups.
  • At Santé, we offer medical assessment, treatments like IPL Vascular Laser, and a personalized protocol for rosacea management.

Frequently asked questions

Can I permanently cure rosacea?

Rosacea is a chronic condition, meaning it does not have a definitive cure. However, with proper management of triggers and medical treatments, its symptoms can be effectively controlled, reducing the frequency and intensity of flare-ups. Results vary individually, but many patients experience significant improvement in their skin.

What type of sunscreen should I use if I have rosacea?

The use of mineral (physical) sunscreens with a sun protection factor (SPF) of 50 or higher is recommended. These typically contain zinc oxide or titanium dioxide, which are less irritating for sensitive, rosacea-prone skin. It is important to avoid formulas with alcohol, fragrances, or harsh preservatives.

How long does it take to see results from laser treatment for rosacea?

Results from IPL Vascular Laser treatment for rosacea are usually observed gradually over several sessions. The medical team will assess your progress and adjust the plan as needed. Results vary individually.

Is physical exercise a trigger for rosacea?

Intense exercise that raises body temperature and causes facial flushing can be a trigger for some people with rosacea. However, it is not necessary to avoid exercise completely. Opting for lower-intensity activities, exercising in cool environments, and maintaining good hydration can help minimize this effect. It is also helpful to cool the skin after exercise.

Generalitat de Catalunya - Departament de Salut - Direcció General d'Ordenació i Regulació SanitàriaFinanciado por la Unión Europea - NextGenerationEU, Gobierno de España, ENISA, Plan de Recuperación, Transformación y Resiliencia