Evidence supporting the use of: Green tea
For the health condition: Chemotherapy (reducing side effects)

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Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Green tea (Camellia sinensis) has been studied for its potential to reduce some side effects of chemotherapy, such as oxidative stress, fatigue, and inflammation. The primary components thought to be beneficial are catechins—particularly epigallocatechin gallate (EGCG)—which possess antioxidant and anti-inflammatory properties. Some laboratory and animal studies suggest that green tea catechins can protect healthy cells from oxidative damage caused by certain chemotherapy agents. Additionally, a few small clinical studies have explored its role in reducing chemotherapy-induced fatigue and maintaining immune function, though results have been inconsistent and sample sizes limited.

Despite these promising findings, robust clinical evidence in humans remains insufficient. Most research is preliminary, often with methodological limitations or conducted in vitro. Furthermore, green tea can interact with certain chemotherapy drugs, potentially altering their effectiveness or increasing toxicity. For these reasons, major cancer organizations do not currently recommend green tea as a standard supportive therapy for chemotherapy side effects. Patients are advised to consult their oncologist before consuming green tea or its extracts during treatment.

In summary, while there is some scientific rationale and limited preliminary evidence supporting green tea’s use for mitigating chemotherapy side effects, the strength of evidence is low (2 out of 5) and not definitive. Its use should be approached with caution and always under medical supervision.

More about green tea
More about Chemotherapy (reducing side effects)

Other ingredients used for Chemotherapy (reducing side effects)

aloe vera
alpha-glycosyl isoquercitrin
alpha-ketoglutarate (AKG)
amino acids
anthocyanins
astaxanthin
astragalus
beta caryophyllene
bifidobacterium bifidum
bifidobacterium breve
bifidobacterium infantis
bifidobacterium lactis
bifidobacterium longum
black cumin
black currant
blueberry
branched-chain amino acids
bromelain
cannabis sativa oil
chamomile
chlorella
coenzyme Q10 (CoQ10)
colostrum
turmeric
curcumin
cyclodextrin
d-alpha tocopherol
fish oil
ginger
grape
green tea
hemp oil
l-alanyl-l-glutamine
l-carnosine
l-cysteine
l-glutamine
l-glutathione
l-glycine
l-taurine
lactobacillus acidophilus
lactobacillus brevis
lactobacillus bulgaricus
lactobacillus lactis
lactoferrin
lentinula edodes mycelia
licorice root
lion's mane
luteolin
marine lipid
matcha
melatonin
milk thistle
n-acetyl-cysteine (NAC)
pectin
phytocannabinoids
pomegranate
protein
pyridoxal-5-phosphate (P-5-P)
quercetin
reishi mushroom
resveratrol
saccharomyces boulardii
selenium
shiitake mushroom
spirulina
streptococcus thermophilus
tributyrin
turkey tail mushroom
vitamin B6
vitamin C
vitamin E
whey protein
zinc
coix
herbal blend (proprietary)
soy isoflavones
3-(4-hydroxy-3-methoxyphenyl)prop-2-enoic acid
Alpha Glucans
Antrodia camphorata
AHCC
Alpha-Lipoic Acid
Alpha lactalbumin
Acemannan
Alkylglycerols
Bifidobacterium
Baikal Skullcap
Bifidobacterium adolescentis
Boswellic Acid
Bifidobacterium animalis
Bifidobacteria
BCAA
benzyl isothiocyanate
Caryophyllene
Codonopsis
Curcuminoid
C-Phycocyanin
Cannabidiol
Clostridium butyricum
Cannabigerol
Dithiolthiones
Ergothioneine
Folinic Acid
Fucoidan
Glutamine
Glutathione
Milk Protein
Mistletoe

Other health conditions supported by green tea

Abdominal Pain
Abscesses
Acne
Addictions (coffee, caffeine)
Age Spots
Aging (prevention)
Allergies (food)
Allergies (respiratory)
Alzheimer's Disease
Antibiotics (alternatives to)
Anxiety
Anxiety Disorders
Appetite (excessive)
Arteriosclerosis
Arthritis
Asthma
Athletic and Exercise Aids
Autoimmune Disorders
Belching
Benign Prostate Hyperplasia
Bites and Stings
Bleeding (internal)
Blood in Urine
Bloodshot Eyes
Body Odor
Breast Lumps
Cancer (natural therapy for)
Cancer (prevention)
Cancer Treatment (reducing side effects)
Cardiovascular Disease
Cartilage Damage
Cellulite
Cervical Dysplasia
Chemotherapy (reducing side effects)
Chicken Pox
Cholesterol (high)
Cholesterol (low)
Chronic Obstructive Pulmonary Disorder
Circulation (poor)
Circulation (to the brain)
Cirrhosis of the Liver
Colds (antiviral)
Colds (decongestant)
Colds (general)
Colds (prevention)
Colds (with fever)
Colic (children)
Colitis
Colon (atonic)
Colon (spastic)
Concentration (poor)
Congestion
Congestion (bronchial)
Congestion (lungs)
Congestion (lymphatic)
Congestion (sinus)
Conjunctivitis
Constipation (adults)
Contagious Diseases
Convalescence
Cough (damp)
Cough (dry)
Cough (general)
Cough (spastic)
Cramps (menstrual)
Crohn's Disease
Cuts
Cystic Breast Disease
Cystic Fibrosis
Cytomealovirus
Dandruff
Debility
Dementia
Denture Sores
Depression
Dermatitis
Diabetes
Diabetic Retinopathy
Diarrhea
Digestion (poor)
Down Syndrome
Endometriosis
Epstein Barr Virus
Eye Infections
Eye Problems
Eyes (red or itching)
Fatigue
Fibroids (uterine)
Free Radical Damage
Fungal Infections
Gastritis
Gingivitis
Glaucoma
Hair (loss or thinning)
Headache (general)
Hemochromatosis
Hypertension
Inflammation
Influenza
Irritable Bowel Syndrome
Liver Detoxification
Memory and Brain Function
Oral Surgery
Parkinson's Disease
Perspiration (excessive)
PMS (general)
Polyps
Psoriasis
Rosacea
Skin (oily)
Stress
Triglycerides (high)
Ulcers
Urinary Tract Infections
Wrinkles

Products containing green tea

Vitabase Active Man's Formula
Metagenics AdvaClear
Metagenics AdvaClear
Metagenics Akkermansia Co.™ Healthy Weight with Glucose Control
Pure Encapsulations Athletic Nutrients
Metagenics Berberine GT
Douglas Laboratories CLA (Conjugated Linoleic Acid)
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 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
Pure Encapsulations CurcumaSorb Mind
Designs For Health Detox Antiox™
Integrative Therapeutics Detoxication Factors
Integrative Therapeutics Detoxication Factors
Designs For Health Detoxification Support Packets
Douglas Laboratories DIM ® Enhanced
Douglas Laboratories DIM ® Enhanced
Designs For Health DopaBoost™
Pure Encapsulations DopaPlus
Metagenics Endefen® Powder
Designs For Health EndoTrim™
Metagenics EstroFactors®
Designs For Health FemGuard+Balance™
Thorne FiberMend
Vitabase Green Tea Extract
Pure Encapsulations Green Tea Extract Decaffeinated
Pure Encapsulations Green Tea Extract Decaffeinated
Thorne Green Tea Phytosome
Douglas Laboratories Hair Growth+
Metagenics Immune Active
Metagenics Immune Defense Pack
Designs For Health Immune Support Packets
Designs For Health Immunitone Plus™
Thorne L-Arginine Plus Perfusia Plus
Vitabase Life's Essentials Plus
Thorne MediClear Plus
Metagenics MetaGlycemX™
Metagenics MetaGlycemX
Thorne Multi-Vitamin Elite NSF
Thorne Multi-Vitamin Elite NSF
Thorne Ovarian Care
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
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
Pure Encapsulations Polyphenol Nutrients
Pure Encapsulations Polyphenol Nutrients
Thorne PolyResveratrol-SR
Vitabase Prostate Complex (Formerly Prostate Complete)
Integrative Therapeutics ProThrivers Wellness Flav Complex
Pure Encapsulations SP Ultimate
Pure Encapsulations SP Ultimate
Pure Encapsulations Teavigo
Metagenics Testralin®
Metagenics Trancor®
Douglas Laboratories Ultra Preventive
Douglas Laboratories Ultra Preventive
Douglas Laboratories Ultra Preventive ®-EZ Swallow
Douglas Laboratories Ultra Preventive® X
Douglas Laboratories Ultra Protein Green
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
Metagenics UltraMeal® Daily Support Dutch Chocolate
Metagenics UltraMeal Daily Support Mixed Berry
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
Pure Encapsulations Women's Nutrients
Pure Encapsulations XanthiTrim