Eve Brzyski, a regular user of dietary supplements, takes magnesium every day and says she feels less tired and has less muscle soreness as a result. Like her, many people in France start taking vitamins and other supplements in September, often as a way to prepare for the return to work and school after summer vacation. Sales of these supplements typically rise by about 20% in September compared to August, showing a seasonal trend in consumer behavior. The dietary supplement market in France is a significant industry, valued at around 2 billion euros annually. Pharmacies across the country offer a wide range of products, including vitamin C, multivitamin formulas, and other health-focused supplements. These products are often marketed as a way to support overall well-being, especially during times of stress or lifestyle changes. Recently, a customer visited Dr. Richard Handschuh, a general practitioner, seeking advice on how to manage stress after returning from vacation. Dr. Handschuh emphasized that people who eat balanced meals and are in good health generally do not need extra supplements. He explained that vitamins do not provide energy and that taking more than the recommended amount is unnecessary and potentially harmful. Health professionals often caution against self-medicating with dietary supplements, especially when dealing with symptoms like fatigue. They recommend consulting a doctor before starting any new supplement regimen to ensure it is appropriate and safe for the individual’s specific health needs. This approach helps prevent overuse or misuse of supplements, which can sometimes lead to unintended health issues.