Sarah Mitchell, RDN
Registered Dietitian Nutritionist
Sarah Mitchell is a Registered Dietitian Nutritionist with over a decade of experience in clinical nutrition, sports dietetics, and supplement research. She specializes in translating complex nutritional science into practical, evidence-based guidance for health-conscious consumers.
Expertise
- Sports Nutrition — fueling strategies, recovery protocols, performance supplementation
- Supplement Science — efficacy research, safety assessment, quality evaluation
- Micronutrient Optimization — deficiency identification, bioavailability, therapeutic dosing
- Evidence-Based Wellness — critical appraisal of nutrition research, translating RCTs to practice
- Longevity Nutrition — dietary patterns associated with healthspan and lifespan extension
About VitalGuide Content
At VitalGuide, Sarah reviews and authors guides on supplements, sports nutrition, and wellness topics. Every article is grounded in peer-reviewed research, with citations to the primary literature whenever possible. Where evidence is limited or mixed, that context is stated explicitly — VitalGuide does not overstate what science supports.
VitalGuide participates in the Amazon Associates affiliate program. Editorial recommendations are independent of affiliate relationships — products are evaluated on evidence quality, formulation, and value, not commission rates.