Dorothy M. Shirnyl, RND
- Food & Supplements
- Nutrition
- Health & Fitness
Dorothy M. Shirnyl, RND, is a licensed Registered Nutritionist-Dietitian and health writer with expertise in public health nutrition. She holds a Bachelor of Science in Nutrition and Dietetics and a Master of Public Health (MPH) with a concentration in Public Health Nutrition from Silliman University, one of the Philippines' top universities. She is licensed by the Professional Regulation Commission (PRC) of the Philippines.
Dorothy brings diverse clinical and educational experience to her writing. She served as an Instructor at Negros Oriental State University, where she taught food technology students courses in food safety, sanitation, hygiene, and food service. She has also worked as a Food Safety Officer for YLO Corporation, overseeing food safety protocols across multiple restaurant chains, and as a clinical Nutritionist-Dietitian.
Her evidence-based nutrition and wellness content has been published on Clean Eatz Kitchen, Daily Healthy Body, and IVL Health News. Dorothy specializes in translating complex nutrition research into accessible, actionable content for readers seeking to improve their health.
When she's not writing or teaching, Dorothy enjoys traveling, cycling, running, cooking, baking—and a good cup of coffee (she's also a TESDA-certified barista).
The Ultimate Guide to the GLP-1 Diet: What to Eat for Optimal Results
Dorothy M. Shirnyl, RND 35 minute read
Nutrition | Weight Loss
Looking for a Factor Alternative? Clean Eatz Kitchen vs Factor Comparison (2026)
Dorothy M. Shirnyl, RND 21 minute read
Nutrition | Healthy Recipes | Weight Loss | Healthy Lifestyle
Beginner's Guide to Macros: Balance Protein, Carbs & Fats
Dorothy M. Shirnyl, RND 15 minute read
Nutrition | Healthy Recipes | Healthy Lifestyle
The Ultimate Guide to HYROX: Everything You Need to Know (2026)
Dorothy M. Shirnyl, RND 15 minute read
Exercises & Fitness
Peptides: What They Are & Why People Inject Them (Complete 2026 Guide)
Dorothy M. Shirnyl, RND 18 minute read
Nutrition | Healthy Lifestyle
Is Chick-fil-A Healthy? The Complete Truth About Nutrition, Ingredients & Smart Menu Choices (2026)
Dorothy M. Shirnyl, RND 9 minute read
Nutrition | Weight Loss | Healthy Lifestyle
Does Green Tea Help Weight Loss? Science Says (2026)
Dorothy M. Shirnyl, RND 17 minute read
Nutrition | Healthy Recipes | Weight Loss | Healthy Lifestyle
Benefits of Eating Seasonal Produce (2026)
Dorothy M. Shirnyl, RND 11 minute read
Nutrition | Healthy Recipes
Eating for Your Fitness Goals: How to Pair Meals & Workouts
Dorothy M. Shirnyl, RND 11 minute read
Nutrition | Weight Loss | Healthy Lifestyle
How to Enjoy Holiday Meals Without Derailing Your Goals
Dorothy M. Shirnyl, RND 8 minute read
Nutrition | Weight Loss | Healthy Lifestyle
Scary Ingredients in Halloween Candy
Dorothy M. Shirnyl, RND 10 minute read
Nutrition | Healthy Lifestyle
How Your Gut Biome Is Connected to Brain Function
Dorothy M. Shirnyl, RND 17 minute read
Nutrition | Mental Health