NOW Foods
NOW Foods Vitamin C-500 Calcium Ascorbate-C
88/100
SUPPIE SCORE
75/100
EFFICACY
High
SAFETY
96/100
CLEANLINESS
What Does NOW Foods Vitamin C-500 Calcium Ascorbate-C Do?
This NOW Foods product delivers 500 mg vitamin C as calcium ascorbate plus 55 mg calcium and 10 mg citrus bioflavonoids per capsule in a buffered, non-acidic form.
How does the buffered calcium ascorbate form compare to regular ascorbic acid for sensitive stomachs?
What role do the citrus bioflavonoids play when taken with 500 mg of vitamin C?
Is this product suitable for daily use alongside a multivitamin or other vitamin C sources?
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What Are the Benefits of NOW Foods Vitamin C-500 Calcium Ascorbate-C?
Based on proven scientific research
Immune SupportStrong
Antioxidant ProtectionStrong
Collagen ProductionModerate
Good For:
What Are the Side Effects of NOW Foods NOW Foods Vitamin C-500 Calcium Ascorbate-C?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•Buffered calcium ascorbate at 500 mg vitamin C is generally well-tolerated and less likely to cause GI upset than ascorbic acid.
•Provides 55 mg calcium per capsule; multiple daily servings increase total calcium intake.
•Citrus Bioflavonoid Complex at 10 mg has no known safety issues at this level.
•Hypromellose, microcrystalline cellulose, and vegetable stearic acid are standard low-risk excipients.
•Not manufactured with major allergens (wheat, gluten, soy, milk, egg, fish, shellfish, tree nuts).
•For adults only; consult physician if pregnant, nursing, or on medication.
Potential Side Effects
Negative Interactions
Inactive Ingredients
Hypromellose (cellulose capsule)
Low RiskMicrocrystalline cellulose
Low RiskStearic acid (vegetable source)
Low RiskWhat Are the Ingredients in NOW Foods NOW Foods Vitamin C-500 Calcium Ascorbate-C?
Vitamin C (from Calcium Ascorbate)
500 mg
Calcium (from Calcium Ascorbate)
55 mg
Citrus Bioflavonoid Complex
10 mg
Hypromellose (cellulose capsule)
Microcrystalline Cellulose
Stearic Acid (vegetable source)
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Dosage & Bioavailability
How the active doses and forms in NOW Foods Vitamin C-500 Calcium Ascorbate-C compare to the research.
•Vitamin C (from Calcium Ascorbate) — 500 mg; within typical supplemental range of 200-2000 mg/day.
•Citrus Bioflavonoid Complex — 10 mg; low dose with undisclosed composition and no standardisation stated.
Frequently Asked Questions
Common questions about NOW Foods NOW Foods Vitamin C-500 Calcium Ascorbate-C