← All Biomarkers
Zinc (serum)
Essential trace mineral for immunity and wound healing
Also known as: Zn,Serum Zinc
Reference Ranges
Clinical Reference
66.0 – 110.0 μg/dL
Optimal Range
80.0 – 100.0 μg/dL
Fasting morning sample preferred
Related Conditions
Immune Deficiency
Low
Depression
Low
Food & Lifestyle Recommendations
🍎 Food
Include oysters, beef, pumpkin seeds, chickpeas, and cashews in your diet regularly
Oysters are the richest food source of zinc
Evidence-Backed Supplements
When Low
-
Direct supplementation; picolinate or bisglycinate forms
Zinc picolinate or bisglycinate 15–30 mg/day Evening, away from iron/calcium -
Synergistic immune support
Ascorbic acid or liposomal vitamin C 500–2000 mg/day Divided doses
Questions to Ask Your Doctor
- Could my low zinc be affecting my immune function or wound healing? Zinc is critical for immunity, taste/smell, and wound repair
Upload your blood test to see how your Zinc (serum) compares to reference and optimal ranges.
Upload Blood Test