What to eat to protect your immunity during flu season
Sep 16, 2026 · 8m
Summary
Dietician Sarah Kyo joins The Hard Shoulder to explain why appetite increases in winter and how to protect your immune system during flu season. She advises prioritizing nutrient-dense foods like fruits, vegetables, and whole grains while debunking myths about high-dose vitamin C. Kyo recommends maintaining a balanced diet with smaller plates, staying active despite the cold, and taking vitamin D supplements from October to March. She also strongly advocates for the flu vaccine and suggests using immune-specific probiotics to reduce the severity of colds.
Topics discussed
Introduction to The Hard Shoulder
Why appetite increases in cold weather
The link between temperature and food choices
Carbohydrates, serotonin, and winter cravings
Choosing healthy winter comfort foods
Key nutrients for immune support
Zinc sources and the role of alcohol
Probiotics for immune system health
Advice on multivitamins and supplementation
Vitamin D importance in winter months
Getting enough Vitamin C from food
Practical ways to consume fruit daily
Importance of breakfast for warmth and immunity
Who should get the flu vaccine
Benefits of vaccination for healthy adults
Avoiding winter weight gain through food choices
Maintaining vegetable intake in winter
Balancing calories and reducing sedentary time
Tips for staying active during dark months
Plate size and hydration tricks for portion control
Closing remarks and show sign-off
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