Skip to main content
Catalog/High Potency Vitamin C
High Potency Vitamin C — image 1 of 8

High Potency Vitamin C

💨Powder
🛡️Immune Support🍇Antioxidant
🛡️NSF Certified🏭GMP📊Clinical Evidence

Vitamin C with buffering minerals, so it\u2019s gentle on the stomach High Potency Vitamin C supplies a higher amount of vitamin C per serving than our capsules, with calcium, magnesium, and potassium mineral-ascorbates that serve as a buffer to make it easier on the digestive system.

Want to track High Potency Vitamin C?
Download Formulate free to build your stack, log daily intake, and get personalized feedback — no account required to browse scores.
Download Free

Overview

Vitamin C with buffering minerals, so it\u2019s gentle on the stomach High Potency Vitamin C supplies a higher amount of vitamin C per serving than our capsules, with calcium, magnesium, and potassium mineral-ascorbates that serve as a buffer to make it easier on the digestive system.

Warnings

ALLERGY WARNING This product is contraindicated in an individual with a history of hypersensitivity to any of its ingredients. PREGNANCY If pregnant, consult your health-care practitioner before using this product. INTERACTIONS There are no known interactions or contraindications at publication date. OTHER WARNINGS Vitamin C can cause diarrhea in some individuals in large doses, which can vary from person to person. This resolves when the dosage is reduced.

Active Ingredients

Vitamin C
Ascorbic Acid
2.35g
2611% DV
OVER LIMITGOOD
Calcium
Ascorbate
350mg
27% DV
THERAPEUTICGOOD
Magnesium
Ascorbate
350mg
83% DV
OPTIMALGOOD
Potassium
Ascorbate
99mg
2% DV
SEVERELY LOWGOOD

Product Info

Serving Size
1 Scoops
Servings
42
Price
$20.00
Per Serving
$0.48
Form
powder

Where to Buy

Links may contain affiliate partnerships. See our disclosure for details.

Certifications

NSF CertifiedGluten FreeDairy FreeSoy FreeThorne VerifiedNatural FlavorsNatural ColorsGMP Certified

Score Breakdown

Evidence Quality
25%100
All ingredients have Grade A evidence
Evidence grades: A(4)
Dose Adequacy
20%72
Optimal: Magnesium (Ascorbate)
Therapeutic: Calcium (Ascorbate)
Severely below: Potassium (Ascorbate)
WARNING - Over limit: Vitamin C (as Ascorbic Acid)
Reference coverage: 100%
Look for products with MUCH higher doses of Potassium (Ascorbate) (severely underdosed)
Caution: Vitamin C (as Ascorbic Acid) exceeds upper intake limit - consider safer alternatives
Form/Bioavailability
20%84
4 good: Calcium (standard), Magnesium (standard), Potassium (standard)
Good form quality overall
Primary ingredient Calcium could use a higher bioavailability form
Transparency
10%100
Full disclosure - all doses labeled
Safety/Redundancy
10%85
Drug interactions: Blood thinners, Thyroid medications, Aluminum-containing antacids
May interact with: Blood thinners, Thyroid medications
Consult healthcare provider if taking medications
Manufacturing Quality
10%80
Third-party testing verified
Certifications: Third-party tested, NSF Certified, GMP Certified
NSF Certified for Sport offers even stricter testing standards
Missing: NSF Certified for Sport, USP Verified
Overall Score86/100

Related Resources