Evidence supporting the use of: Vitamin C
For the health condition: Anemia

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Synopsis

Source of validity: Scientific
Rating (out of 5): 4

Vitamin C (ascorbic acid) is scientifically validated as a supportive agent in the management of certain types of anemia, particularly iron deficiency anemia. The primary mechanism is its ability to enhance the absorption of non-heme iron (the form of iron found in plant-based foods) in the gastrointestinal tract. Vitamin C reduces ferric iron (Fe3+) to ferrous iron (Fe2+), the latter of which is more readily absorbed by intestinal mucosal cells. Numerous clinical studies have demonstrated that consuming vitamin C with iron-rich foods or supplements can significantly increase serum ferritin and hemoglobin levels in individuals with iron deficiency anemia.

Guidelines from organizations such as the World Health Organization and the Centers for Disease Control and Prevention recommend co-administration of vitamin C with oral iron therapy to maximize iron absorption. A 2019 randomized controlled trial published in The Lancet Haematology confirmed that vitamin C supplementation improved the efficacy of oral iron in anemic patients, though some recent studies suggest that very high doses may not offer additional benefit over dietary amounts.

Historically, vitamin C has not been used as a primary treatment for anemia, but its role as an iron absorption enhancer is well established in modern clinical practice. It is not effective for anemia unrelated to iron deficiency (such as anemia of chronic disease or hemolytic anemia). In summary, vitamin C is scientifically justified as adjunctive therapy for iron deficiency anemia, with moderate to strong evidence supporting its use.

More about vitamin C
More about Anemia

Other ingredients used for Anemia

alfalfa
amino acids
anchovies
apple
ashwagandha
astragalus
beet
black cumin
sesame
blackberry
bovine
bovine liver
bovine spleen
broccoli
brussel sprouts
caterpillar mushroom
catjang cowpea
chlorella
coconut milk
collard
cordyceps
dog rose
dong quai root
fish protein
folate
fructooligosaccharides (FOS)
fu ling
ginger
ginseng
gooseberry
greens blend (proprietary)
hibiscus
Indian tinospora
iron
jujube
kale
l-5-methyltetrahydrofolate glucosamine salt (5-MTHF)
lactoferrin
lemon
lentinula edodes mycelia
licorice root
liquid liver fractions
maca
mackerel
moringa
nettle
oat
orange
oyster mushroom
parsley
plantain
plum fruit
pollen
pomegranate
pomelo
protein
pumpkin
pyridoxal-5-phosphate (P-5-P)
quail egg
quinoa
redcurrant
rehmannia glutinosa
reishi mushroom
rhizome
riboflavin (vitamin B2)
sardines
shiitake mushroom
soybean
spinach
spirulina
tomato
triphala
vitamin A
vitamin B
vitamin B12
vitamin B6
vitamin C
vitamin D
vitamin D3
vitamin E
seaweed
watercress
wheat grass
mulberry
yeast
zinc
suma
tangerine
shen-chu
mugwort
nut grass
punarnava
tinospora cordifolia
blackboard tree
caesalpinia crista
rubia cordifolia
bee pollen
peony
lingzhi
morus
root tuber
cistanche
dodder
ganoderma
hyacinth bean
lotus seed
morinda
trichosanthes
dulse leaf
royal jelly
trace minerals
purslane
fulvic acid
aster root
shepherd's purse
wheat germ
biota seed
goji berry
paw paw
amaranth
millet seed
herbal blend (proprietary)
algae
kidney beans
chickpea protein
17beta-[{1-Ketoethyl}-androsta-1, 4-diene-3-one,17a-ol]
17a-di methyl-bol
5-methyltetrahydrofolate glucosamine
Animal Tissue
Ardisia
Angelica
Achyranthes
Auricularia
Abrus
Alchornea
Autumn Olive
Ajuga
Aerva lanata
Astragaloside
Adzuki bean
Agrimonia pilosa
Asteracea
Algal protein
Abalone
Allium tuberosum
Animal protein
Bermuda Grass
Bidens pilosa
Breadnut
Blepharis
Beef Protein
Butea monosperma
Beef
Beef liver
Buffalo
Bok Choy
Bone Marrow
Bovine Protein
Bael
Bean
Butternut
berry
Black Gram
Baccharoides anthelmintica
Broad Bean
Bee products
Black Nightshade
Bombax
Borassus Palm
Borassus aethiopum
Blue-Green Alage
banana
Baobab
Buckwheat
Boerhavia diffusa
Bird's nest
Cumin
Cowpea
Codonopsis
Cynomorium
Capillary Artemisia
Cyathula
Cashew
Citrus
Cereal grass
Chlorophytum
Chard
Chicken
Curcuma
C-Phycocyanin
Canihua
Chestnut
Cytokines
Cassava
Celosia
Currant
Duodenum
Deer Root
Dehydroascorbic acid
Dragon Fruit
Dong Quai
Dolichos
Date
Dulse
Eupolyphaga sinensis
Empresstree
Egg
Eclipta
European-Five Finger Grass
Embelia
Fig
Folic Acid
Little ironweed
Molasses
Metal Salt
Zucchini

Other health conditions supported by vitamin C

Abrasions
Abscesses
Acne
Acquired Immune Deficiency Syndrome
Addictions (general remedies for)
Addison's Disease
Adrenal Fatigue
Age Spots
Aging (prevention)
Alcoholism
Allergies (food)
Allergies (respiratory)
Alzheimer's Disease
Anal Fistula or Fissure
Anemia
Antibiotics (alternatives to)
Antibiotics (side effects of)
Anxiety
Arteriosclerosis
Arthritis
Asthma
Athletic and Exercise Aids
Autism
Autoimmune Disorders
Bell's Palsy
Bites and Stings
Bladder Infection
Bleeding (external)
Bleeding (internal)
Blood Poisoning
Boils
Bronchitis
Bruises (healing)
Bruises (prevention)
Burns and Scalds
Cancer (natural therapy for)
Cancer (prevention)
Cancer Treatment (reducing side effects)
Canker Sores
Capillary Weakness
Carbuncles
Cardiovascular Disease
Cartilage Damage
Cataracts
Cervical Dysplasia
Chemical Poisoning
Chemotherapy (reducing side effects)
Chicken Pox
Cholesterol (high)
Chronic Obstructive Pulmonary Disorder
Cold Sores
Colds (antiviral)
Colds (decongestant)
Colds (general)
Colds (prevention)
Colds (with fever)
Colon (atonic)
Congestion
Congestion (bronchial)
Congestion (lungs)
Congestion (sinus)
Conjunctivitis
Contagious Diseases
Convalescence
Copper Toxicity
Cough (dry)
Cough (general)
Cuts
Cystic Breast Disease
Cystic Fibrosis
Debility
Dementia
Denture Sores
Depression
Diabetes
Diabetic Retinopathy
Environmental Pollution
Epstein Barr Virus
Eye Problems
Eyesight (poor)
Fatigue
Fatty Liver Disease
Free Radical Damage
Gall Stones
Gastritis
Gingivitis
Glaucoma
Gonorrhea
Gout
Hair (loss or thinning)
Hair Care (general)
Heart (weakness)
Heavy Metal Poisoning
Hemorrhoids
Hepatitis
Herpes
Hot Flashes
Hypertension
Infection
Infection (bacterial)
Infection (viral)
Infertility
Inflammation
Inflammatory Bowel Disorders
Influenza
Injuries
Knees (weak)
Laryngitis
Lead Poisoning
Lesions
Leucorrhea
Leukemia
Ligaments (torn or injured)
Liver Detoxification
Lyme Disease
Macular Degeneration
Mastitis
Measles
Memory and Brain Function
Menorrhagia
Menstrual Irregularity
Menstruation (scant)
Metabolic Syndrome
Mononucleosis
Mumps
Nose Bleeds
Oral Surgery
Osteoporosis
Pancreatitis
PMS (general)
PMS Type C
PMS Type H
Pneumonia
Post Partum Weakness
Pregnancy (herbs and supplements for)
Progesterone (low)
Prolapsed Uterus
Prostatitis
Radiation Sickness
Rashes and Hives
Restless Leg Syndrome
Rheumatoid Arthritis
Rhinitis
Rhinitis, Allergic
Rosacea
Scars / Scar Tissue
Schizophrenia
Scratches and Abrasions
Scurvy
Shingles
Shock
Sinus Infection
Skin (infections)
Skin Care (general)
Sore Throat
Spider Veins
Spinal Disks
Sprains
Strep Throat
Stretch Marks
Sunburn
Surgery (healing from)
Surgery (preparation for)
Teeth (loose)
Tendonitis
Thrush
Tickle in Throat
Tonsillitis
Tooth Extraction
Toxemia
Triglycerides (high)
Tuberculosis
Ulcerations (external)
Ulcers
Uric Acid Retention
Urinary Tract Infections
Vaginitis
Varicose Veins
Warts
Wounds and Sores
Wrinkles

Products containing vitamin C

Pure Encapsulations Acerola/Flavonoid
Vitabase Active Man's Formula
Vitabase Active Woman's Multi
Designs For Health Adrenal Complex
Designs For Health Adrenal Complex
Designs For Health Adrenotone™
Designs For Health Adrenotone™
Metagenics AdvaClear
Metagenics AdvaClear
Thorne Advanced Nutrients Multivitamin
Pure Encapsulations Aller-Essentials
Pure Encapsulations Aller-Essentials
Thorne Ascorbic Acid
Douglas Laboratories Ascorbplex ® 1000 Buffered
Pure Encapsulations Ascorbyl Palmitate
Metagenics Axis Endo™ Mango
Thorne Basic Nutrients 2/Day Multivitamin
Thorne Basic Prenatal Multivitamin
Designs For Health BioFizz® Immune
Vitabase Blood Sugar Formula
Metagenics Bone Builder Active
Pure Encapsulations Buffered Ascorbic Acid
Pure Encapsulations Buffered Ascorbic Acid
Pure Encapsulations Buffered Ascorbic Acid
Thorne Buffered C Powder
Integrative Therapeutics Buffered Vitamin C
Douglas Laboratories C-1000
Douglas Laboratories C-1000
Douglas Laboratories C-D-Zinc
Douglas Laboratories C-Max ®
Thorne Catalyte
Designs For Health CatecholaCalm™
Designs For Health C+BioFizz®
Vitabase Chewable Vitamin C
Metagenics Clear Change 10-Day Detox Program with UltraClear Plus Berry
Metagenics Clear Change 10-Day Detox Program with UltraClear Plus pH
Metagenics Clear Change 10-Day Detox Program with UltraClear Plus pH Pineapple Banana
Metagenics Clear Change 10-Day Detox Program with UltraClear Plus Pineapple Banana
Metagenics Clear Change 10-Day Detox Program with UltraClear Plus Vanilla
Metagenics Clear Change 10-Day Detox Program with UltraClear RENEW Berry
Metagenics Clear Change 10-Day Detox Program with UltraClear RENEW Chai
Metagenics Clear Change 10-Day Detox Program with UltraClear RENEW Vanilla
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus Berry
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus pH Pineapple Banana
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus pH Vanilla
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus Pineapple Banana
Metagenics Clear Change 28-Day Detox Program with UltraClear Plus Vanilla
Metagenics Clear Change 28-Day Detox Program with UltraClear RENEW Berry
Metagenics Clear Change 28-Day Detox Program with UltraClear RENEW Chai
Metagenics Clear Change 28-Day Detox Program with UltraClear RENEW Vanilla
Metagenics Clear Change Daily Essentials
Integrative Therapeutics Clinical Nutrients HP
Metagenics Collagenics®
Metagenics Cortico-B5B6®
Designs For Health CraveArrest™
Thorne Crucera-SGS
Pure Encapsulations Daily Immune
Designs For Health Detox Antiox™
Integrative Therapeutics Detoxication Factors
Integrative Therapeutics Detoxication Factors
Designs For Health Detoxification Support Packets
Designs For Health DFH Complete Multi™
Designs For Health DFH Complete Multi™ with Copper
Designs For Health DFH Complete Multi™ with Copper & Iron
Metagenics Echinacea Synergy
Integrative Therapeutics EHB
Pure Encapsulations Electrolyte/Energy Formula
Designs For Health Electrolyte Synergy™
Designs For Health ElectroPure Hydration™
Metagenics Endefen® Powder
Designs For Health EndoTrim™
Metagenics Endura® Lemonade
Pure Encapsulations Energize Plus™ Pure Pack
Pure Encapsulations Essential-C & Flavonoids
Pure Encapsulations Essential-C & Flavonoids
Pure Encapsulations EyeProtect Basics
Pure Encapsulations EyeProtect Basics without Zinc
Metagenics Fem EstroPlex®
Metagenics Fem Prenatal®
Thorne Ferrasorb
Designs For Health GastroMend-HP™
Designs For Health GastroMend-HP™
Metagenics GI Sustain™ Powder
Pure Encapsulations GlucoFunction
Pure Encapsulations GlucoFunction
Douglas Laboratories Glucosamine + MSM Forte ™
Douglas Laboratories Glucosamine Plus ™
Metagenics Glucosamine Sulfate
Metagenics Glucosamine Sulfate 750™
Metagenics GlutaClear®
Metagenics Glutagenics
Metagenics Glycogenics
Designs For Health H-S-N Radiance™
Douglas Laboratories Hair, Skin and Nails Plus
Vitabase Hair, Skin & Nails Formula
Pure Encapsulations Hair/Skin/Nails Ultra
Metagenics Herbulk® Powder Natural Orange
Pure Encapsulations Hist Reset
Designs For Health HistaEze™
Douglas Laboratories Hydrolyzed Collagen+
Metagenics ImmuCore
Metagenics Immune Active
Metagenics Immune Defense Pack
Pure Encapsulations Iron-C
Integrative Therapeutics Iron Complex
Integrative Therapeutics K-PAX MitoNutrients
Metagenics Ketogenic Shake Chocolate
Metagenics Ketogenic Shake Vanilla
Klean Athlete Klean Antioxidant ™
Klean Athlete Klean-C™
Klean Athlete Klean Collagen+C™
Klean Athlete Klean Hydration™
Klean Athlete Klean Hydration™
Klean Athlete Klean Multivitamin ™
Thorne L-Arginine Plus Perfusia Plus
Designs For Health L-Tyrosine
Vitabase Life's Essentials Plus
Pure Encapsulations Ligament Restore
Pure Encapsulations Ligament Restore
Metagenics Lipo-Gen™
Metagenics Lipo-Gen
Pure Encapsulations Liposomal Vitamin C
Designs For Health Liposomal Vitamin C
Vitabase Liquid Collagen Toasted Cinnamon
Douglas Laboratories Liquid Multivitamin
Pure Encapsulations LiquiNutrients
Pure Encapsulations Macular Support Formula
Pure Encapsulations Macular Support Formula
Integrative Therapeutics Magtein L-Threonate Plus
Douglas Laboratories Malic Acid + Magnesium
Thorne MediClear Plus
Thorne Men's Multi 50+
Designs For Health Metabolic Synergy™
Designs For Health Metabolic Synergy™
Metagenics MetaGlycemX™
Metagenics MetaGlycemX
Metagenics MetaKids Multi Soft Chew Grape
Metagenics MetaKids Nutrition Powder Chocolate
Metagenics MetaKids Nutrition Powder Vanilla
Metagenics MetaKids Vitamin D3 Liquid
Pure Encapsulations Mitochondria-ATP
Metagenics MitoVive
Designs For Health Monolaurin-Avail™
Pure Encapsulations Multi t/d
Pure Encapsulations Multi t/d
Thorne Multi-Vitamin Elite NSF
Thorne Multi-Vitamin Elite NSF
Metagenics Multigenics®
Metagenics Multigenics Chewable Orange
Metagenics Multigenics Intensive Care
Metagenics Multigenics Intensive Care without Iron
Metagenics Multigenics without Iron
Integrative Therapeutics Multiplex-1 No-Iron
Douglas Laboratories Natural C
Pure Encapsulations NeuroMood Pure Pack
Pure Encapsulations Nitric Oxide Support
Designs For Health NOx Synergy™
Pure Encapsulations Nutrient 950®
Pure Encapsulations Nutrient 950®
Pure Encapsulations Nutrient 950®
Pure Encapsulations Nutrient 950® A without Copper & Iron
Pure Encapsulations Nutrient 950® with NAC
Pure Encapsulations Nutrient 950® with Vitamin K
Pure Encapsulations Nutrient 950® without Copper, Iron & Iodine
Pure Encapsulations Nutrient 950® without Iron
Pure Encapsulations Nutrient 950® without Iron
Integrative Therapeutics Nutrivitamin No-Iron
Pure Encapsulations O.N.E.™ Multivitamin
Pure Encapsulations O.N.E.™ Multivitamin
Pure Encapsulations O.N.E.™ Multivitamin
Designs For Health OcuForce™
Pure Encapsulations OptiFerin-C
Designs For Health OsteoForce™
Designs For Health OsteoForce™
Designs For Health OsteoForce™ Supreme
Integrative Therapeutics Osteoprime Forte
Integrative Therapeutics Osteoprime Ultra
Designs For Health PaleoCleanse Plus™
Designs For Health PaleoCleanse Plus™
Designs For Health PaleoCleanse Plus™ Detox Program
Designs For Health PaleoCleanse Plus™Chocolate Detox Kit
Designs For Health PaleoMeal®
Designs For Health PaleoMeal®
Integrative Therapeutics Physicians Elemental Diet Dextrose Free
Integrative Therapeutics Physician's Elemental Diet
Integrative Therapeutics Physician's Elemental Diet
Integrative Therapeutics Physicians Elemental Diet Kit
Metagenics PhytoGanix® Tropical Fruit
Metagenics PhytoMulti™ Multivitamin
Metagenics PhytoMulti With Iron
Metagenics PhytoMulti Without Iron
Metagenics PhytoMultivitamin
Designs For Health Plant Protein Cleanse
Designs For Health Plant Protein Cleanse Plus™ 570g
Designs For Health Plant Protein Meal
Designs For Health Plant Protein Meal Plus
Designs For Health Plant Protein Meal
Metagenics PlusOne® Daily Prenatal Packs
Pure Encapsulations Polyphenol Nutrients
Pure Encapsulations Polyphenol Nutrients
Douglas Laboratories Prenatal
Pure Encapsulations PreNatal Nutrients
Pure Encapsulations PreNatal Nutrients
Designs For Health Prenatal Pro™
Designs For Health Primal Multi™
Integrative Therapeutics ProThrivers Multivitamin
Pure Encapsulations PureDefense
Pure Encapsulations PureDefense with NAC
Pure Encapsulations PureDefense with NAC
Pure Encapsulations PureGenomics® Multivitamin
Pure Encapsulations PureGenomics® UltraMultivitamin
Pure Encapsulations PureLean® Protein
Pure Encapsulations PurePals
Pure Encapsulations PurePals with Iron
Pure Encapsulations PureResponse™ Multivitamin
Vitabase Quercetin Plus
Designs For Health Quercetin-Ascorbate
Douglas Laboratories Quercetin-Bromelain Complex
Douglas Laboratories Selenium Plus
Pure Encapsulations SeroPlus
Metagenics Sinuplex®
Designs For Health Stellar C™
Thorne Stress Balance Phytisone
Vitabase Super Antioxidant Formula
Vitabase Super Fat Burner
Vitabase Super Stress Formula
Thorne Thyrocsin
Pure Encapsulations Thyroid Support Complex
Designs For Health Twice Daily Essential Packets
Designs For Health Twice Daily Multi™
Designs For Health Twice Daily Multi™
Designs For Health Twice Daily Multi™
Metagenics Ultra Glucose Control® Chocolate
Metagenics Ultra Glucose Control Chocolate
Metagenics Ultra Glucose Control Vanilla
Metagenics Ultra Glucose Control Vanilla
Metagenics Ultra Potent-C 1000
Metagenics Ultra Potent-C 500
Metagenics Ultra Potent-C Chewable
Metagenics Ultra Potent-C Powder
Douglas Laboratories Ultra Preventive
Douglas Laboratories Ultra Preventive
Douglas Laboratories Ultra Preventive ® 2 Daily
Douglas Laboratories Ultra Preventive 50+ -EZ Swallow
Douglas Laboratories Ultra Preventive ®-EZ Swallow
Douglas Laboratories ULTRA PREVENTIVE® III W/COPPER
Douglas Laboratories Ultra Preventive ® Kids Grape Flavor
Douglas Laboratories Ultra Preventive ® Kids Orange Flavor
Douglas Laboratories Ultra Preventive One Daily
Douglas Laboratories Ultra Preventive® X
Douglas Laboratories Ultra Protein Green
Pure Encapsulations Ultra Pure Pack
Metagenics UltraClear Detox Powder
Metagenics UltraClear Plus® Detox Powder
Metagenics UltraClear Plus Detox Powder Berry
Metagenics UltraClear Plus Detox Powder Pineapple/Banana
Metagenics UltraClear Plus pH Detox Powder Pineapple/Banana
Metagenics UltraClear Plus pH Detox Powder Vanilla
Metagenics UltraClear RENEW Detox Powder Berry
Metagenics UltraClear RENEW Detox Powder Chai
Metagenics UltraClear RENEW Detox Powder Vanilla
Pure Encapsulations UltraDetox 10-Day Pure Pack
Metagenics UltraGI Replenish® Chocolate
Metagenics UltraGI Replenish Chocolate
Metagenics UltraGI Replenish Vanilla
Metagenics UltraGI Replenish Vanilla
Metagenics UltraInflamX Plus 360°® Chocolate/Orange
Metagenics UltraInflamX Plus 360° Mango
Metagenics UltraInflamX Plus 360° Mango
Metagenics UltraInflamX Plus 360° Orange
Metagenics UltraInflamX Plus 360° Original Spice
Metagenics UltraInflamX Plus 360° Pineapple/Banana
Metagenics UltraInflamX Plus 360° Pineapple/Banana
Metagenics UltraMeal Advanced Protein® Dutch Chocolate
Metagenics UltraMeal Advanced Protein French Vanilla
Metagenics UltraMeal Advanced Protein Plain
Metagenics UltraMeal Cardio 360°® Pea/Rice Chocolate
Metagenics UltraMeal Cardio 360° Pea/Rice Vanilla
Metagenics UltraMeal® Daily Support Dutch Chocolate
Metagenics UltraMeal Daily Support Mixed Berry
Metagenics UltraMeal Rice Vanilla
Pure Encapsulations UltraNutrient®
Pure Encapsulations UltraNutrient®
Pure Encapsulations UltraNutrient®
Pure Encapsulations Uric Acid Formula
Designs For Health Vessel Forte™
Pure Encapsulations VisionPro Nutrients
Pure Encapsulations Vitamin C
Douglas Laboratories Vitamin C 1000 mg
Vitabase Vitamin C
Douglas Laboratories Vitamin C
Designs For Health Vitamin C Buffered Powder
Thorne Vitamin C With Flavonoids
Integrative Therapeutics Vitamin C with Quercetin
Metagenics Vitamin D3 Liquid
Designs For Health Weight Loss Support Packets
Metagenics Wellness Essentials Active Daily Packs
Metagenics Wellness Essentials Brain Health Daily Packs
Metagenics Wellness Essentials® Daily Packs
Metagenics Wellness Essentials Healthy Balance Daily Packs
Metagenics Wellness Essentials Men's Vitality Daily Packs
Metagenics Wellness Essentials Women's Daily Packs
Metagenics Wellness Essentials Women's Prime Daily Packs
Thorne Women's Multi 50+
Pure Encapsulations Women's Nutrients
Pure Encapsulations Women's Nutrients
Designs For Health Women's Twice Daily Essential Packets