Time Release Buffered Vitamin C 500 mg®

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Serving Size: 1 Tablet(s) · 1 per day

Not Present

• 

  Country Life Buffered Vitamin C mg

  Country Life Vitamins4.8(728)

  $35.96
• 

  Buffer-C pH Controlled Country Life

  Country Life Vitamins4.7(64)

  $30.09
• 

  Country Life Chewable Orange Juice Wafer

  Country Life Vitamins4.7(91)

  $21.91
• 

  Country Life 500 mg Buffer-C pH Controlled Capsules

  Instacart4.7(64)

  $19.39
• 

  Country Life Chewable Acerola C 500 mg 90 Wafers

  Country Life Vitamins4.7(713)

  $23.49
• 

  Now Foods C-500 Rose Hips 250 Tablets

  Country Life Natural Foods4.8(353)

  $13.95
• 

  Buffered Vit C w/Bioflavonoids 500 MG, 180 CT

  Whole Foods Market

  $18.29
• 

  Now Foods C-500 Chewable Orange Tablets

  Country Life Natural Foods4.7(923)

  $12.95

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

• GNC

  4.1 (46)

  Vitamin & supplements store

  1000 Chapel View Blvd, Cranston, RI 02920

  Directions(401) 942-0901

• The Vitamin Shoppe

  4.7 (109)

  Vitamin & supplements store

  1376 Bald Hill Rd, Warwick, RI 02886

  Directions(401) 828-1956

• Total Life Changes

  3.7 (3)

  Vitamin & supplements store

  120 Manton Ave, Providence, RI 02909

  Directions(401) 300-7218

• 5 Star Nutrition Warwick

  5.0 (263)

  Vitamin & supplements store

  1295 Post Rd, Warwick, RI 02888

  Directions(401) 490-4606

• GNC

  4.9 (44)

  Vitamin & supplements store

  371 Putnam Pike Ste A490, Smithfield, RI 02917

  Directions(401) 404-3000

• GNC

  3.9 (19)

  Vitamin & supplements store

  400 Bald Hill Rd B107, Warwick, RI 02886

  Directions(401) 737-0890

• The Vitamin Shoppe

  4.6 (81)

  Vitamin & supplements store

  1650 Mineral Spring Ave, Providence, RI 02904

  Directions(401) 353-2376

• Ocean State Nutrition

  5.0 (119)

  Vitamin & supplements store

  1533 Smith St, North Providence, RI 02911

  Directions(401) 353-4900

• Surface-engineered liposomal particles of calcium ascorbate with fenugreek galactomannan enhanced the oral bioavailability of ascorbic acid: a randomized, double …

  A Joseph, D Kumar, A Balakrishnan, P Shanmughan… - RSC …, 2021 - pubs.rsc.org

  … between the plain and slow release formulations even after 4 … (500 mg) was weighed into the dissolution flask and 500 mL … reports on any kind of vitamin C formulation reported so far. …

  202124 citations

• Biowaiver monograph for ascorbic acid immediate release solid oral dosage forms

  HNN Al-Masri - 2016 - repository.najah.edu

  … Dissolution profiles of ascorbic acid 500 mg tablets were … containing ascorbic acid(C-Tamin tablets, and Vitamin C tablets) … Modified/extended release formulations are out of the scope …

  20161 citations

• Pharmacokinetics of a novel sustained-release vitamin C oral tablet: A single dose, randomized, double-blind, placebo-controlled trial

  S Rajat, S Thanawala… - … of Pharmacology and …, 2022 - journals.sagepub.com

  … Vitamin C sustained-release (VC-SR) tablets 500 mg were … The average time to achieve maximum levels (mean-1.39 µg/… -release formulations, which indicates the slow release of the …

  20229 citations

• Enhanced Vitamin C delivery: A systematic literature review assessing the efficacy and safety of alternative supplement forms in healthy adults

  PC Calder, RB Kreider, DL McKay - Nutrients, 2025 - mdpi.com

  … vitamin C, facilitate its controlled release, and enhance its absorption [19,20,21,22]; and sustained-release … participants received either 500 mg of sustained-release vitamin C (C-Fence …

  202520 citations

• Protection and controlled release of vitamin C by different micro/nanocarriers

  T Comunian, A Babazadeh, A Rehman… - Critical Reviews in …, 2022 - Taylor & Francis

  … elution using phosphate buffer and methanol are applied to quantify the vitamin. A comprehensive … Chitosan particles presented a very rough surface with a slow release (120 min) while …

  2022103 citations

• Vitamin C, aging and Alzheimer's disease

  F Monacelli, E Acquarone, C Giannotti, R Borghi… - Nutrients, 2017 - mdpi.com

  Accumulating evidence in mice models of accelerated senescence indicates a rescuing role of ascorbic acid in premature aging. Supplementation of ascorbic acid appeared to halt cell …

  2017313 citations

• Magnesium Forms Explained: Oxide, Citrate, and Glycinate

  The magnesium form on a label affects how much elemental magnesium you get. Here is how the common forms compare.

  VitaSuppTrack Editorial· Jun 24, 2026

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2014-07-25. DSLD Label ID: 35590. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.