NOW Foods
C-1000 Zinc & D-3
84/100
SUPPIE SCORE
72/100
EFFICACY
High
SAFETY
88/100
CLEANLINESS
What Does C-1000 Zinc & D-3 Do?
This is a straightforward immune-support formula combining vitamin C, zinc, and vitamin D3 in familiar daily-use amounts. It stands out more for broad nutritional support than for any specialized or high-potency claim.
What is this supplement mainly used for?
Is the zinc in a well-absorbed form?
How many capsules should I take per day?
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What Are the Benefits of C-1000 Zinc & D-3?
Based on proven scientific research
Immune SupportStrong
Antioxidant SupportStrong
Cold SupportModerate
Bone HealthModerate
Good For:
What Are the Side Effects of NOW Foods C-1000 Zinc & D-3?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•May cause stomach upset, nausea, or diarrhea, especially on an empty stomach.
•Zinc can interact with certain antibiotics and thyroid medications by reducing absorption.
•Long-term high total zinc intake can contribute to copper deficiency, but this product’s zinc dose is moderate.
•Vitamin D is generally safe at this dose, but total intake from all supplements should be monitored.
•Use caution in pregnancy or if you have kidney disease, especially when combining with other vitamin D products.
•No major food allergens are obvious from the listed excipients, though individual sensitivity to capsule ingredients can occur.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Good
Good
Low Risk
Low Risk
What Are the Ingredients in NOW Foods C-1000 Zinc & D-3?
Vitamin C (as ascorbic acid)
1000mg
Zinc (as zinc gluconate)
15mg
Vitamin D3 (as cholecalciferol)
1000IU
Cellulose
Hypromellose (cellulose capsule)
Stearic acid (vegetable source)
Silicon dioxide
Sources & References
Frequently Asked Questions
Common questions about NOW Foods C-1000 Zinc & D-3