Evidence supporting the use of: Vitamin C
For the health condition: Rheumatoid Arthritis
Synopsis
Source of validity: Scientific
Rating (out of 5): 1
Vitamin C (ascorbic acid) is an essential nutrient with well-documented antioxidant properties and roles in immune function and collagen synthesis. The rationale for its use in rheumatoid arthritis (RA) mostly stems from its antioxidant effects, as oxidative stress is implicated in the pathogenesis of RA. Some laboratory studies and small-scale clinical investigations have suggested that vitamin C may help to reduce oxidative damage in joint tissues. However, the scientific evidence for a significant therapeutic effect of vitamin C supplementation in RA is weak and inconsistent. Large, high-quality randomized controlled trials have not demonstrated a clear benefit of vitamin C supplementation in reducing disease activity, improving joint function, or slowing disease progression in RA patients.
While people with RA may exhibit lower plasma levels of vitamin C, this does not necessarily indicate that supplementation will offer clinical benefit beyond correcting a deficiency. Current clinical guidelines do not recommend vitamin C supplementation specifically for RA treatment or management. Instead, it is advised that patients with RA maintain a healthy, balanced diet, which naturally includes sources of vitamin C.
In summary, while there is a plausible biological rationale and some preliminary evidence, the use of vitamin C in RA lacks robust scientific validation. Its use is primarily as a general nutritional support rather than a targeted RA therapy.
Other ingredients used for Rheumatoid Arthritis
15,16-Dihydrotanshinone IAbies spectabilis
Abrus
Actaea spicata
adrenal cortex
Akebia
Alfalfa
algal oil
alpha-linolenic acid (ALA)
alpha-lipoic acid
alpha-pinene
alpinia galangal
amber
amentoflavone
AMP-activated protein kinase (AMPK)
ampelopsin
andrographolide
anthocyanidins
anthocyanins
antler
apigenin
apocynin
Aralia
arctiin
arjunic acid
ashwagandha
astaxanthin
astragalin
baicalein
baicalin
barbasco
bee venom
Bergenia
Black Hellebore
Black willow
bogbean
borage oil
Boswellia
Boswellic Acid
bovine cartilage / glycosaminoglycan
C-phycocyanin
cannabidiol
carnosic acid
celery
Cetylated Fatty Acids
Chinese fleeceflower
Chinese pond turtle
chuchuhuasi
clematis
Clerodendrum phlomidis
cod liver oil
coenzyme Q10 (CoQ10)
cortisol
curcumin
cyanidin
d-alpha tocopherol
DHA (docosahexaenoic acid)
diallyl disulfide (DADS)
Dihomo-gamma-linolenic acid
docosahexaenoic Acid
dong quai root
DPA (docosapentaenoic acid)
eicosapentaenoic acid
Eicosatetraenoic acid
EPA (eicosapentaenoic acid)
evening primrose oil
evening primrose oil
fat liver oil
fisetin
fish protein
flavanols
flavones
Flemingia philippinensis
frankincense
fructoborate
Fumaria parviflora
gamma linolenic acid (GLA)
gamma tocopherol
genistein
Gentiana macrophylla
ginger
ginkgetin
green-lipped mussel
guelder rose
Gypenoside
Harpagoside
Hellebore
horse gram
hydroxytyrosol
Hyperoside
Jatropha macrantha
Kaempferol
krill oil
luteolin
madder
mangiferin
Marine fat
Methylsulfonylmethane (MSM)
Myricetin
Myristoleate
Nobiletin
omega-3 fatty acids
Osthole
Palmitoylethanolamide (PEA)
Phaeophyceae
phospholipids
Piper chaba
Polydatin
polyunsaturated fat
proteoglycans
Puerarin
Qin Jiao
resveratrol
rose hips
Salicin
Salmon Oil
Salvianolic acid
saponins
Schizochytrium
Schizochytrium Oil
Semecarpus anacardium
Shilajit
Silkmoth
Sinomenium acutum
slippery elm bark
smilax
Stearidonic acid
Sulforaphane
sulforaphane glucosinolate
Szechuan lovage
Tanshinone
Taxillus chinensis
teasel
turmeric
Uncaria
Urolithin A
Ursolic Acid
vitamin B6
vitamin C
vitamin D
vitamin D3
Watercress
white willow
Withanolides
Other health conditions supported by vitamin C
AbrasionsAbscesses
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
