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For the most reliable information, it is best to follow accounts run by accredited professionals such as registered dietitians (RD/RDN), certified sports nutritionists (CSSD), and certified personal trainers (CPT) who use a science-based approach. Recommended Nutrition Experts (Registered Dietitians & Nutritionists) These accounts provide evidence-based, practical nutrition advice and debunk common myths. Account Name Handle Platform(s) Focus Dr. Megan Rossi @theguthealthdoctor Instagram, etc. Gut health and overall wellness Rhiannon Lambert @rhitrition Instagram, etc. General nutrition, healthy habits, and women's health Dr. Rachel Paul @collegenutritionist Instagram, etc. Simple weight loss and meal plans for busy individuals Kylie Sakaida @nutritionbykylie TikTok, Instagram Realistic nutrition tips and healthy meal prep ideas Abbey Sharpe @abbeyskitchen Instagram, YouTube Debunking nutrition myths and a non-toxic approach to food Alan Aragon @thealanaragon Instagram, etc. Evidence-based nutrition science for the public and professionals Kevin Curry @fitmencook Instagram, etc. Healthy, easy, and never boring recipes, primarily for men Recommended Fitness Experts (Certified Personal Trainers & Coaches) These accounts offer varied, effective, and often science-backed workouts and training advice. Account Name Handle Platform(s) Focus Joe Wicks @thebodycoach Instagram, YouTube HIIT workouts and healthy eating plans, known for "PE With Joe" Adriene Mishler @adrienelouise YouTube, Instagram Accessible and beginner-friendly yoga practices (Yoga with Adriene) Jeff Nippard @jeffnippard YouTube, Instagram Science-based strength training and bodybuilding, breaking down complex concepts Chloe Ting @chloe_t YouTube, Instagram Free home workout challenges and structured routines Kayla Itsines @kayla_itsines Instagram, etc. Women's fitness, strength training, and her popular "BBG" programs Natacha Océane @natacha.oceane YouTube, Instagram Research-based workouts with a "Science Explained" series Ben & Sohee Carpenter @ben_carpenter_ / @soheefit Instagram, etc. Science-backed, real-world fitness advice for everyday people Key Considerations When Following Accounts Look for Credentials: Prioritize accounts run by accredited professionals (RD, RDN, CSSD, CPT, MD, PhD). Evidence-Based Content: Seek those who base their advice on scientific literature rather than fads or personal anecdotes. Focus on Balance & Realism: The best accounts promote a healthy, balanced lifestyle that is sustainable long-term, rather than promoting quick fixes, restrictive diets, or extreme workouts. Community & Positivity: Choose influencers who foster a positive community and emphasize mental health and body confidence alongside physical fitness.