Other Combinations

Buffered C Powder

by Thorne · Powder

Supplement facts from the label of Buffered C Powder by Thorne: Vitamin C 2.4 Gram(s), Calcium 350 mg, Magnesium 350 mg, Potassium 99 mg.

Label of Buffered C Powder, Thorne
Label image: NIH DSLD · full label (PDF)
Serving size5.7 Gram(s)
Servings per container42
Most servings a day on the label1
TypeOther Combinations
Barcode693749155027
Label recordDSLD 337854 · entered 2025-09-25

Supplement Facts

IngredientPer serving% DVUpper limit (adults)
Vitamin C (Ascorbic Acid)2.4 Gram(s)2,611%—
Calcium (Ascorbic Acid, Calcium Ascorbate)350 mg27%2,500 mg · 14% at label max
Magnesium (Magnesium Ascorbate)350 mg83%350 mg · 100% at label max
Potassium (Potassium Ascorbate)99 mg2%—

Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.

On the label

For: Adult (18 - 50 Years) · Gluten Free

Claim types: All Other · Structure/Function

Formulation re: Other: Foundational Immune support

Suggested/Recommended/Usage/Directions: Suggested use: Mix 1 scoop with at least 8 ounces of water daily or as recommended by your health-care practitioner.

Precautions re: All Other: Tamper evident: Use only if bottle is sealed.

Storage: Store tightly sealed in a cool, dry place.

Precautions re: Pregnant or Nursing or Prescription Medications: If pregnant, consult your health-care practitioner before using this product.

Formulation re: Does NOT Contain: Gluten free

This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.

Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).