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Consider: Daily multivitamin Vitamin D supplementation (especially in winter) Eating a variety of colorful fruits and vegetables Including zinc-rich foods like nuts, seeds, and legumes Quality Sleep : Poor sleep impairs immune function
Loomba et al., 2024)
The Catch: Calibrate requires a mandatory annual membership fee of $1,649, paid upfront
Board PG, Baker RT, Chelvanayagam G, Jermiin LS
Possible warning signs include: Feeling faint Blurred vision Severe fatigue Weakness during physical activity Confusion Nausea Difficulty concentrating If these symptoms occur, it is important to speak with your healthcare provider
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