Thorne
Vitamin C 1,000 mg
90/100
SUPPIE SCORE
85/100
EFFICACY
High
SAFETY
94/100
CLEANLINESS
What Does Vitamin C 1,000 mg Do?
High-dose pure ascorbic acid with minimal excipients. Strong evidence for immune and collagen support at 1000 mg, though long-term high-dose safety depends on individual kidney function.
Is 1000 mg of vitamin C per capsule safe for daily long-term use?
How does this pure ascorbic acid compare to Thorne's Vitamin C with Flavonoids?
Can I take this if I have a history of kidney stones?
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What Are the Benefits of Vitamin C 1,000 mg?
Based on proven scientific research
Immune SupportStrong
Collagen FormationStrong
Antioxidant SupportModerate
Good For:
What Are the Side Effects of Thorne Vitamin C 1,000 mg?
Always consult your health practitioner if in doubt.
RiskLow Risk
Overview
•Generally recognized as safe (GRAS) at 1000 mg daily
•High doses may cause GI upset or diarrhea
•Consult physician if pregnant or nursing
•Caution with kidney stone history or renal impairment
•May interact with chemotherapy drugs and warfarin
•Hypromellose capsule suitable for most dietary restrictions
Potential Side Effects
Negative Interactions
Inactive Ingredients
Low Risk
Good
Good
What Are the Ingredients in Thorne Vitamin C 1,000 mg?
Vitamin C (Ascorbic Acid)
1000 mg
Calcium Laurate
Cellulose
Hypromellose Capsule
Frequently Asked Questions
Common questions about Thorne Vitamin C 1,000 mg