was essen für mehr energie — what can you do yourself?

The provided context does not contain specific dietary advice for boosting energy. Direct-to-consumer genetic tests often market personalized nutrition for energy, but evidence is weak (PMID:22093505). General principles: complex carbohydrates (whole grains, oats), quality protein, healthy fats, and adequate hydration help stabilize blood sugar and prevent energy crashes. Micronutrients like B vitamins, magnesium, and iron are crucial for energy metabolism, but deficiencies should be diagnosed by a physician. Caffeine and sugar provide short-term energy but can lead to rebound fatigue. Claims that specific gene variants (e.g., VDR) require tailored diets for energy are not supported by clinical evidence. Without validated testing, a balanced, whole-food diet remains the safest recommendation.