United States
Data
Supplements

Vitamin C in supplements · page 265

13,741 supplements on the U.S. market list Vitamin C with an amount per serving. The official Tolerable Upper Intake Level for adults is 2,000 mg a day.

Tolerable Upper Intake Level (UL)

The highest daily amount that is unlikely to cause harm for almost all healthy people, from food, drinks and supplements combined.

AgeMenWomenPregnancyBreastfeeding
0-6 months————
7-12 months————
1–3 years400 mg400 mg——
4–8 years650 mg650 mg——
9–13 years1,200 mg1,200 mg——
14–18 years1,800 mg1,800 mg1,800 mg1,800 mg
19+ years2,000 mg2,000 mg2,000 mg2,000 mg

Source: NIH ODS Vitamin C Fact Sheet for Health Professionals, Table 3 (updated 2025-07-31).

Supplements with Vitamin C

13,741 shown · page 265 of 287

Ascorbic Acid (Vitamin C) Powder, TerraVita Premium Collection
Ascorbic Acid (Vitamin C) PowderTerraVita Premium Collection · Powder1,000 mg per serving
Liposomal Vitamin C 400 mg, LuckyVitamin
Liposomal Vitamin C 400 mgLuckyVitamin · Capsule400 mg per serving
Vitamin C Powder, LuckyVitamin
Vitamin C PowderLuckyVitamin · Powder1.1 Gram(s) per serving
Vitamin C Powder, LuckyVitamin
Vitamin C PowderLuckyVitamin · Powder1.1 Gram(s) per serving
Vitamin C 1000 mg, Swiss BioEnergetics
Vitamin C 1000 mgSwiss BioEnergetics · Tablet or Pill1,000 mg per serving
Ascorbic Acid (Vitamin C) Powder, TerraVita Premium Collection
Ascorbic Acid (Vitamin C) PowderTerraVita Premium Collection · Powder1,000 mg per serving
UNIQUE C 1,000 mg (1 g), A.C. Grace Company
UNIQUE C 1,000 mg (1 g)A.C. Grace Company · Tablet or Pill1,000 mg per serving
Ascorbic Acid (Vitamin C) 450 mg, TerraVita Premium Collection
Ascorbic Acid (Vitamin C) 450 mgTerraVita Premium Collection · Capsule450 mg per serving
Ascorbic Acid (Vitamin C), Hard Rhino
Ascorbic Acid (Vitamin C)Hard Rhino · Powder1.0 Gram(s) per serving
Ascorbic Acid (Vitamin C), HR Supplements
Ascorbic Acid (Vitamin C)HR Supplements · Powder1.0 Gram(s) per serving
Liposomal Vitamin C for Kids, Dr. Mercola
Liposomal Vitamin C for KidsDr. Mercola · Capsule125 mg per serving
Time Release C 500 mg, Nature Made
Time Release C 500 mgNature Made · Tablet or Pill500 mg per serving
C 1000 mg, Nature's Bounty
C 1000 mgNature's Bounty · Other (e.g. tea bag)1,000 mg per serving
Ascorbic Acid (Vitamin C) Powder, TerraVita Premium Collection
Ascorbic Acid (Vitamin C) PowderTerraVita Premium Collection · Powder1,000 mg per serving
C 500 mg Orange Citrus, EZ Melts
C 500 mg Orange CitrusEZ Melts · Tablet or Pill500 mg per serving
Vitamin C with Rose Hips & Acerola 1000 mg Timed Release, Solaray
Vitamin C with Rose Hips & Acerola 1000 mg Timed ReleaseSolaray · Capsule1,000 mg per serving
Vitamin C with Rose Hip & Acerola 1000 mg Timed Release, Solaray
Vitamin C with Rose Hip & Acerola 1000 mg Timed ReleaseSolaray · Tablet or Pill1,000 mg per serving
Vitamin C with Rise Hips & Acerola 1000 mg Timed Release, Solaray
Vitamin C with Rise Hips & Acerola 1000 mg Timed ReleaseSolaray · Capsule1,000 mg per serving
Vitamin C with Rise Hips & Acerola 1000 mg Timed Release, Solaray
Vitamin C with Rise Hips & Acerola 1000 mg Timed ReleaseSolaray · Tablet or Pill1,000 mg per serving
Acerola-C Chewable Natural Orange Flavored, Foster Regal
Acerola-C Chewable Natural Orange FlavoredFoster Regal · Other (e.g. tea bag)100 mg per serving
Esterified Vitamin C 675 mg, NaturesPlus
Esterified Vitamin C 675 mgNaturesPlus · Tablet or Pill675 mg per serving
Vitamin C, Core Nutritionals
Vitamin CCore Nutritionals · Capsule1,000 mg per serving
CoComelon Toddler Vitamin C Liquid Drops Orange Vanilla, Mary Ruth's
CoComelon Toddler Vitamin C Liquid Drops Orange VanillaMary Ruth's · Liquid15 mg per serving
Vitamin C Micro-Crystals, NaturesPlus
Vitamin C Micro-CrystalsNaturesPlus · Other (e.g. tea bag)5,000 mg per serving
C500 Ascorbic Acid, Windmill Natural Vitamins
C500 Ascorbic AcidWindmill Natural Vitamins · Tablet or Pill500 mg per serving
Gold C Powder 1,000 mg, California Gold Nutrition
Gold C Powder 1,000 mgCalifornia Gold Nutrition · Powder1,000 mg per serving
Liposomal Vitamin C, California Gold Nutrition
Liposomal Vitamin CCalifornia Gold Nutrition · Capsule500 mg per serving
Liposomal Vitamin C, Pure Encapsulations
Liposomal Vitamin CPure Encapsulations · Capsule500 mg per serving
Pure Vitamin C Powder with Q-C, Doctor's Best
Pure Vitamin C Powder with Q-CDoctor's Best · Powder1.0 Gram(s) per serving
Vitamin C with Q-C 1000 mg, Doctor's Best
Vitamin C with Q-C 1000 mgDoctor's Best · Capsule1,000 mg per serving
V
Vitamin C 1:1Douglas Laboratories · Tablet or Pill1,000 mg per serving
M
Multiple AntioxidantsBronson Laboratories · Tablet or Pill515 mg per serving
M
Multiple AntioxidantsBronson Laboratories · Tablet or Pill515 mg per serving
S
Super AntioxidantBronson Laboratories · Softgel Capsule500 mg per serving
S
Super Defense FormulaBronson · Capsule500 mg per serving
C
Coral Calcium PowderBronson · Powder500 mg per serving
G
Glucosamine Chondroitin & MSM 1500/750/750Meijer Naturals · Tablet or Pill100 mg per serving
N
Nutri-A-25Douglas Laboratories · Capsule60 mg per serving
V
Vitamin C 1:1Douglas Laboratories · Tablet or Pill1,000 mg per serving
R
Raw Candida CleanseGarden of Life · Capsule120 mg per serving
C
Collagen Renew With Vitamin CResVitale · Tablet or Pill60 mg per serving
A
AllergEaseZahler · Capsule750 mg per serving
I
Immune DefenseZahler · Capsule600 mg per serving
C
C 500 mg ChewableThompson · Other (e.g. tea bag)500 mg per serving
C
C 1000 mgThompson · Tablet or Pill1,000 mg per serving
O
Organic Essential DetoxRenew Life · Liquid4.0 mg per serving
W
Whole Grape ExtractLife Extension · Capsule100 mg per serving
O
Osteo Bi-Flex Joint & MuscleOsteo Bi-Flex · Capsule60 mg per serving

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).