Zinc Supplements
Support immune function, wound healing, and skin health
Forms
Zinc picolinate, citrate, gluconate; lozenges, tablets, capsules
Advantages
May shorten cold duration if started within 24 hours of symptom onset; supports skin healing
Disadvantages
Long-term high-dose use can cause copper deficiency; lozenges can cause taste disturbance
Side effects
Nausea, especially on an empty stomach; metallic taste with lozenges
Interactions
Reduces absorption of certain antibiotics (quinolones, tetracyclines); competes with copper and iron absorption
At-risk groups
Vegetarians and vegans, people with GI disorders, those prone to frequent infections
Cautions
Avoid long-term doses above 40 mg/day without medical supervision; monitor copper status with prolonged use
Related symptoms
Educational information only — not medical advice. This content does not diagnose, treat, or replace consultation with a qualified healthcare professional. Always seek professional medical advice for symptoms, supplement use, or health concerns.