Evidence supporting the use of: Vitamin B12
For the health condition: Anxiety

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Synopsis

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

Vitamin B12 (cobalamin) has a modest scientific basis for use in supporting mental health, including anxiety, but it is not a primary or direct treatment for anxiety disorders. B12 is essential for neurological function, DNA synthesis, and the production of neurotransmitters such as serotonin and dopamine, which are involved in mood regulation. Deficiency in vitamin B12 can lead to neurological symptoms, including cognitive disturbances, mood changes, and in some cases, increased anxiety or depressive symptoms. Some observational studies have found associations between low B12 levels and higher prevalence of mood and anxiety disorders, particularly in older adults and vegetarians who are at higher risk for deficiency.

However, well-controlled clinical trials directly investigating B12 supplementation as a treatment for anxiety in non-deficient individuals are lacking. The available evidence suggests that correcting a deficiency can improve mood and reduce anxiety-like symptoms, but supplementation in those with normal levels does not appear to have anxiolytic effects. Therefore, the role of B12 in anxiety management is primarily as a supportive measure in cases where deficiency is present, rather than as a general remedy for anxiety. Clinical guidelines recommend screening for B12 deficiency when neuropsychiatric symptoms are unexplained. In summary, B12 is scientifically justified in select cases of anxiety related to deficiency, but not as a universal treatment for anxiety.

More about vitamin B12
More about Anxiety

Other ingredients used for Anxiety

5-Hydroxytryptophan (5-HTP)
alpha-pinene
amino acids
ashwagandha
Waterhyssop
basil
benegut perilla (proprietary)
bergamot
beta caryophyllene
Bifidobacterium bifidum
Bifidobacterium infantis
Bifidobacterium lactis
Bifidobacterium longum
black cumin
bupleurum falcatum
California poppy
Cannabis sativa oil
chamomile
Chinese salvia root
citrus oil
clove
cordyceps
curcumin
damiana
DHA (docosahexaenoic acid)
epigallocatechin gallate (EGCG)
fennel
gardenia
ginkgo biloba
ginseng
gotu kola
Greek mountain tea
green tea
guayusa
hemp oil
hops
Indian tinospora
inositol
jujube
kava
kudzu
L-glycine
L-theanine
L-tryptophan
lactium casein decapeptide
Lactobacillus brevis
Lactobacillus fermentum
Lactobacillus gasseri
Lactobacillus helveticus
Lactobacillus paracasei
lactiplantibacillus plantarum
Lactobacillus reuteri
Lactobacillus rhamnosus
Lactobacillus salivarius
lavender
lion's mane
lithium orotate
maca
magnesium
magnolia
Matcha
Melatonin
Mint
Motherwort
Muira puama
N-acetyl-cysteine (NAC)
omega-3 fatty acids
passionflower
phellodendron amurense
phosphatidylserine
phytocannabinoids
polygala root
prebiotic blend (proprietary)
pregnenolone
pyridoxal-5-phosphate (P-5-P)
reishi mushroom
relora® (proprietary)
rhizome
Rhodiola
rose oil
rosemary
saffron
sage
SAMe (S-adenosyl-L-methionine disulfate p-toluensulfate)
sceletium
skullcap
spearmint leaf
Sphaeranthus indicus
thyme
Valerian root
velvet bean
vitamin B
vitamin B12
vitamin B6
vitamin C
Zinc
squawvine
catnip
gastrodia
cardamom
shen-chu
Mugwort
anise
Tinospora cordifolia
blackboard tree
peony
lingzhi
lemongrass
kanna
silk tree
chrysanthemum
ganoderma
sweet flag
oriental arborvitae
Menthol oil
St. John's Wort
Wood betony
herbal blend (proprietary)
indigo leaves
cocoa
soursop
geranium
star of Bethlehem
7,8-Dihydroxyflavone
ash
Agastache
alpha-terpineol
Ardisia
Agrimony
apigenin
anamu
Albizia
Aconite
Agmatine
Agarwood
Anemone
Alpha lactalbumin
Asteraceae
aniracetam
Amor seco
betony
black seed
Bifidobacterium
Baikal Skullcap
Bifidobacterium adolescentis
balsam
bayleaf
Bacopin
baicalein
brahmi
Bacopa
bee products
Bombax
bacteria
Bifidobacteria
Bupleurum
bacoside
baicalin
borneol
Camellia sinensis
Centella triterpenes
caryophyllene
Monkey flower
Cinnamomum
Clary sage
capillary artemisia
citron
Chinese raisintree
Cymbopogon martini
Calea zacatechichi
Centella asiatica
Capitate Valerian
Curcuma
catuaba
cowslip
cannabidiol
calamus
Clostridium butyricum
Convolvulus prostratus
Convolvulus pluricaulis
Clerodendrum indicum
Canscora
cannabigerol
dodeca-2E, 4E-dienoic acid isobutylamide
dragonhead
Erythrina
essential oil blend
eugenol
fragrant rosewood
Ficus religiosa
fatty acids
fungus
Gelsemium
Ginsenosides
Griffonia simplicifolia
Glycine
Gardenia jasminoides
gastrodin
Honokiol
Hyperoside
heal-all
Hypericum
hyperforin
Herb Robert
hericium mushroom
hemp
honeybush
iridoids
isoliquiritigenin
Ilex
Indian fagonia
jasmine
jujubosides
Jatamansi
kavalactones
Kefir
lemon balm
Lactobacillus plantarum
Lactucarium
Litsea
linden
Lactococcus rhamnosus
Lactucopicrin
ligustilides
limonene
longan
Lavandin
lotus
Lycopodium
Lactobacillus johnsonii
Large-leaved linden
lupulinum
linalool
Mentha haplocalyx
Myrcene
Marjoram
Mimulus
Monoterpenes
Mimosa
magnolol
Mulungu
Mesembrine
Nardostachys
Nigella seed
Nymphaea caerulea
Nymphaea nouchali
Nutmeg
Oroxylum indicum
oolong tea
Osmanthus
Oxindole alkaloids
Puerain
Phellodendron
Phenylpropanoids
Pulsatilla
prepared aconite tuber
Patchouli oil
probiotics
Passionfruit
paeoniflorin
poppy
Polygala
Petiveria
Plectranthus amboinicus
Purple Monkeyflower
rue
rosavins
Rauvolfia
rosmarinic acid
rose
Rooibos
Sophora
Speedwell
Scoparia dulcis
Sete sangrias
Sesquiterpenes
Sumbul
Self-Heal
Spikenard
Scleranthus annus
Salvia
Sensitive Plant
Southern Tsangshu
Southernwood
Salidroside
Shankhpushpi
Schisandrins
Sandalwood
Stachytarpheta cayennensis
Schizandrol A
Storax
Safranal
Sweet Orange alcohol
Terpenoids
Tea
Traveler's Joy
Trichilia catigua
Tagara
Tetrahydropalmatine
Uncaria
Vetiver
Valerenic acid
Vervain
Vitexin
Viburnum
Verbena
Violet
Vitex Agnus-Castus
Withanolides
White Tea
Wogonin
Xylaria nigripes
Yuzu
Yerba buena
Yohimbine
Ylang ylang

Products containing vitamin B12

Integrative Therapeutics Active B-Complex
Vitabase Active Man's Formula
Vitabase Active Woman's Multi
Pure Encapsulations Adenosyl/Hydroxy B12
Pure Encapsulations Adenosyl/Hydroxy B12 Liquid
Metagenics AdvaClear
Metagenics AdvaClear
Thorne Advanced Bone Support Oscap
Thorne Advanced Nutrients Multivitamin
Pure Encapsulations Amino-NR
Metagenics Axis Endo™ Mango
Douglas Laboratories B-Complex
Vitabase B-Complex 100 mg Sustained Release
Thorne B-Complex #12
Thorne B-Complex #6
Pure Encapsulations B-Complex Plus
Pure Encapsulations B-Complex Plus
Designs For Health B-Supreme
Designs For Health B-Supreme
Pure Encapsulations B12 5000 liquid
Integrative Therapeutics B12-Active
Pure Encapsulations B12 Folate
Pure Encapsulations B12 Liquid
Pure Encapsulations B6 Complex
Pure Encapsulations B6 Complex
Thorne Basic B Complex
Thorne Basic Nutrients 2/Day Multivitamin
Thorne Basic Prenatal Multivitamin
Metagenics Blisphora®
Thorne Catalyte
Designs For Health CatecholaCalm™
Metagenics Ceralin® Forte
Vitabase Cholesterol Support
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
Designs For Health CraveArrest™
Thorne Craving and Stress Support Relora Plus
Integrative Therapeutics Detoxication Factors
Integrative Therapeutics Detoxication Factors
Designs For Health DFH Complete Multi™
Designs For Health DFH Complete Multi™ with Copper
Designs For Health DFH Complete Multi™ with Copper & Iron
Vitabase Easy Iron
Pure Encapsulations Energize Plus™ Pure Pack
Metagenics EstroFactors®
Metagenics Fem Prenatal®
Designs For Health FemGuard+Balance™
Thorne Ferrasorb
Pure Encapsulations Folate 5,000 Plus
Metagenics GI Sustain™ Powder
Metagenics Glutagenics
Integrative Therapeutics Glycemic Manager
Metagenics Glycogenics
Vitabase Hair, Skin & Nails Formula
Metagenics Hemagenics
Metagenics Hemagenics
Metagenics HerSynergy®
Pure Encapsulations Homocysteine Factors
Pure Encapsulations Homocysteine Factors
Designs For Health Homocysteine Supreme™
Designs For Health Homocysteine Supreme™
Metagenics Intrinsi B-12 Folate
Metagenics Intrinsi B12-Folate
Integrative Therapeutics Iron Complex
Integrative Therapeutics K-PAX MitoNutrients
Metagenics Ketogenic Shake Chocolate
Metagenics Ketogenic Shake Vanilla
Klean Athlete Klean B-Complex
Klean Athlete Klean Multivitamin ™
Vitabase Life's Essentials Plus
Metagenics Lipo-Gen™
Metagenics Lipo-Gen
Designs For Health Liposomal B Supreme
Integrative Therapeutics Lipotropic Complex
Pure Encapsulations Lipotropic Detox
Pure Encapsulations Liquid B-Complex
Douglas Laboratories Liquid B12
Integrative Therapeutics Liquid Iron
Designs For Health Lithium Synergy
Designs For Health LV-GB Complex™
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 MetaRelax®
Douglas Laboratories Methyl B12 Plus
Thorne Methyl-Guard
Thorne Methyl-Guard Plus
Pure Encapsulations MethylAssist
Metagenics MethylCare
Pure Encapsulations Methylcobalamin 1,000 mcg
Pure Encapsulations Methylcobalamin 1,000 mcg
Designs For Health Mitochondrial NRG™
Metagenics MitoVive
Designs For Health Mood-Stasis™
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
Designs For Health NeuroCalm™
Pure Encapsulations NeuroMood Pure Pack
Designs For Health NeuroRenew™
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™
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 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 PureGenomics® B-Complex
Pure Encapsulations PureGenomics® Multivitamin
Pure Encapsulations PureGenomics® UltraMultivitamin
Pure Encapsulations PureLean® Protein
Pure Encapsulations PureMelt B12 Folate
Pure Encapsulations PurePals
Pure Encapsulations PurePals with Iron
Pure Encapsulations PureResponse™ Multivitamin
Douglas Laboratories Relora ®-Plex
Metagenics Renagen™ DTX
Pure Encapsulations RevitalAge™ Nerve
Designs For Health SAMe
Designs For Health SAMe
Metagenics SeroSyn
Thorne Stress B-Complex
Douglas Laboratories Stress-B-Plus ™
Designs For Health Super Liquid Folate
Vitabase Super Stress Formula
Metagenics Testralin®
Thorne Thyrocsin
Designs For Health Tricobalamin™ lozenges
Designs For Health Trifolamin™ lozenges
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™
Douglas Laboratories Ultra B-Complex
Pure Encapsulations Ultra B-Complex with PQQ
Designs For Health Ultra B12-Folate
Metagenics Ultra Glucose Control® Chocolate
Metagenics Ultra Glucose Control Chocolate
Metagenics Ultra Glucose Control Vanilla
Metagenics Ultra Glucose Control Vanilla
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 VisionPro Nutrients
Designs For Health Vitamin B12 Lozenges
Thorne Vitamin B12 Methylcobalamin
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