Elena Marsh is a registered dietitian nutritionist with over a decade of clinical and editorial experience. She translates peer-reviewed nutrition science into practical guidance and has counseled hundreds of clients on sustainable eating.
Areas of focus
NutritionWeight managementDiabetes
Education
- MS, Clinical Nutrition — Tufts University
Articles by Elena
Diets
The Mediterranean Diet: A Complete Beginner's Guide
The Mediterranean diet emphasizes vegetables, whole grains, legumes, fish, and olive oil. Here's how to start and what the evidence says.
June 19, 2026 1 min Reviewed
Vitamins & Supplements
Magnesium: Benefits, Sources, and How Much You Need
Magnesium supports muscle, nerve, and energy function. Learn the best food sources and who may need more.
June 8, 2026 1 min Reviewed