Evidence supporting the use of: Zinc
For the health condition: Memory and Brain Function
Synopsis
Source of validity: Scientific
Rating (out of 5): 2
Zinc is an essential trace mineral involved in numerous biological processes, including neurotransmission, enzyme function, and antioxidant defense. There is some scientific interest in zinc's role in memory and brain function, primarily because zinc is highly concentrated in the brain, particularly in the hippocampus, a region critical for learning and memory. Animal and cell studies have shown that zinc modulates synaptic plasticity, which underlies memory formation and cognitive function. Some human studies indicate that zinc deficiency can impair cognitive performance, especially in children and the elderly.
However, while zinc supplementation clearly benefits individuals with zinc deficiency, the evidence supporting its efficacy in improving memory or cognitive function in otherwise healthy individuals is limited and mixed. Several small clinical trials have explored zinc's impact on cognition, but results have been inconsistent. A few studies suggest that zinc supplementation may improve cognitive scores in malnourished or zinc-deficient populations, but in well-nourished adults, benefits are not consistently observed. Additionally, excessive zinc intake can be neurotoxic and interfere with the absorption of other important minerals, such as copper.
In summary, there is a biological rationale and some preliminary scientific evidence linking zinc to memory and brain health, particularly in the context of deficiency. However, robust clinical evidence for zinc supplementation improving memory or brain function in the general population is lacking. Thus, zinc's use for memory and brain function is somewhat scientifically justified, but the strength of evidence is modest.
Other ingredients used for Memory and Brain Function
2'-Fucosyllactoseacai berry
acetyl l-carnitine
algal oil
alpha-pinene
amino acids
anchovies
anthocyanins
ashwagandha
asparagus
astaxanthin
waterhyssop
beet
berry flavor
beta caryophyllene
bifidobacterium longum
bilberry
black currant
black garlic
sesame
black tea
blackberry
blueberry
Indian frankincense
broccoli
caprylic acid
catechins
caterpillar mushroom
chaga mushroom
Chinese salvia root
choline
cinnamon
citicoline
coenzyme Q10 (CoQ10)
coffee fruit
cordyceps
creatine monohydrate
turmeric
curcumin
d-alpha tocopherol
DHA (docosahexaeonic acid)
diallyl disulfide (DADS)
DPA (docosapentaenoic acid)
eleuthero
EPA (eicosapentaenoic acid)
epigallocatechin gallate (EGCG)
fisetin
fish protein
folate
fruit and vegetable blend (proprietary)
fruit blend (proprietary)
ginkgo biloba
glycerophosphocholine (GPC)
gooseberry
gotu kola
grape
green tea
guarana
guayusa
hesperetin
huperzine A
inositol
jujube
kale
krill oil
kudzu
l-5-methyltetrahydrofolate glucosamine salt (5-MTHF)
l-carnitine
l-carnosine
l-serine
l-taurine
l-theanine
l-tyrosine
lactobacillus reuteri
lecithin
lion's mane
lutein
luteolin
maca
mackerel
marine lipid
matcha
medium chain triglycerides (MCT)
moringa
muira puama
Acetyl-L-Tyrosine
naringin
niacin (vitamin B3)
niacinamide (vitamin B3)
nicotinamide riboside
oat
oleic acid
olive
omega-3 fatty acids
ophiopogon root
perilla
phosphatidylcholine
phosphatidylserine
phospholipids
phytocannabinoids
pine bark
pollen
polygala root
pomegranate
pregnenolone
prolyl endopeptidase (PEP)
pumpkin
pyrroloquinoline disodium salt
quail egg
quercetin
reishi mushroom
resveratrol
rhodiola
rutin
saffron
SAMe (s-adenosyl-l-methionine disulfate p-toluensulfate)
sardines
selenium
black ginger
specialized pro-resolving mediators (SPMs)
spinach
spirulina
strawberry
sulforaphane glucosinolate
threonic acid
tocotrienols
tomato
trans-pterostilbene
almond fruit
ubiquinol
Urolithin A
vegetable and fruit blend (proprietary)
velvet bean
vinpocetine
vitamin B12
vitamin B6
vitamin C
vitamin D
vitamin D3
vitamin E
seaweed
mulberry
zinc
β-nicotinamide mononucleotide (NMN)
suma
jiaogulan
tinospora cordifolia
lingzhi
morus
root tuber
ferulic acid
chrysanthemum
cistanche
lotus seed
royal jelly
terpene lactones
purslane
yerba mate
biota seed
goji berry
algae
cocoa
AMP-activated protein kinase (AMPK)
ashitaba
1,3,7-Trimethylpurine-2,6-dione
3-(4-hydroxy-3-methoxyphenyl)prop-2-enoic acid
5-methyltetrahydrofolate glucosamine
7,8-Dihydroxyflavone
Arachidonic Acid
Apigenin
Aronia melanocarpa
Anserine
Alpha glyceryl
Andrographolide
Avocado
Agmatine
Adrafinil
Acetylcholine
Amentoflavone
Agarwood
Acacetin
Alpha-Lipoic Acid
anthocyanidins
Ampelopsin
Acer Truncatum bunge
Aniracetam
anthocyanosides
Black Seed
Bilobalide
Butylphthalide
Beta-hydroxybutyrate
Breadnut
Blepharis
Beef liver
Baccosides
Bacopin
Baicalein
Basidiomycota
Boswellia
Brahmi
Bacopa
Blue-Green Alage
Bifidobacteria
bacoside
Baicalin
Bird's nest
Centrophenoxine
Camellia sinensis
Centella triterpenes
Chinese Mountain Ant
Cyanobacteria
Carnosine
Catalpol
Chebulic acid
Cod Liver Oil
Codonopsis
Cyanidin
Cruciferous
Centella asiatica
Cinnamic Acid
Chocolate
Chinese Ligustrum berry
Creatine
Catuaba
Convolvulus prostratus
Crocetin
Convolvulus Pluricaulis
Celastrus
Cytidine
cola nut
Canscora
Currant
Carnosic acid
Docosahexaenoic Acid
Danshen
Dendrobium
Decursin
Decursinol
Dibenzo-alpha pyrones
Date
epicatechin
Egg
Ergothioneine
Elk antler
Emblicanin
Eicosapentaenoic Acid
Eucommia ulmoides
Enokitake
Folic Acid
Flammulina velutipes
glucose
Glycine
Periwinkle
walnut
yohimbine
Other health conditions supported by zinc
AbrasionsAcne
Acquired Immune Deficiency Syndrome
Aging (prevention)
Alcoholism
Anemia
Anorexia
Antibiotics (alternatives to)
Anxiety
Anxiety Disorders
Appetite (deficient)
Arthritis
Athlete's Foot
Attention Deficit Disorder
Autism
Autoimmune Disorders
Benign Prostate Hyperplasia
Birth Defects (prevention)
Bites and Stings
Blisters
Body Building
Body Odor
Boils
Broken Bones
Bruises (healing)
Bulimia
Burns and Scalds
Calcium Deficiency
Cancer (natural therapy for)
Cancer (prevention)
Cancer Treatment (reducing side effects)
Canker Sores
Carbuncles
Cardiovascular Disease
Cartilage Damage
Cataracts
Celiac Disease
Cervical Dysplasia
Chemotherapy (reducing side effects)
Cholera
Cirrhosis of the Liver
Cold Sores
Colds (antiviral)
Colds (decongestant)
Colds (general)
Colds (prevention)
Colds (with fever)
Colitis
Concentration (poor)
Congestion
Congestive Heart Failure
Conjunctivitis
Contagious Diseases
Convalescence
Copper Toxicity
Cough (damp)
Cough (dry)
Cough (general)
Cough (spastic)
Cradle Cap
Cramps (menstrual)
Crohn's Disease
Cuts
Cystic Fibrosis
Dandruff
Debility
Dehydration
Depression
Dermatitis
Diabetes
Diabetic Retinopathy
Diaper Rash
Diarrhea
Digestion (poor)
Duodenal Ulcers
Dysentery
Eczema
Endometriosis
Energy (lack of)
Enteritis
Epstein Barr Virus
Erectile Dysfunction
Exercise
Eye Infections
Eye Problems
Eyes (red or itching)
Eyes (spots before)
Eyesight (poor)
Failure to Thrive
Fat Metabolism (poor)
Fatty Liver Disease
Fibrosis
Fingernails (weak or brittle)
Foot Odor
Free Radical Damage
Gastritis
Giardia
Gingivitis
Hair (loss or thinning)
Hair Care (general)
Halitosis
Hashimoto's Disease
Hearing Loss
Heart (weakness)
Heavy Metal Poisoning
Hemochromatosis
Hemorrhoids
Hepatitis
Herpes
Hypothyroid
Impetigo
Infection
Infection (bacterial)
Infection (viral)
Infertility
Inflammation
Inflammatory Bowel Disorders
Influenza
Injuries
Insomnia
Irritability
Irritable Bowel Syndrome
Itching
Itching (rectal)
Jock Itch
Labor and Delivery
Lead Poisoning
Leaky Gut Syndrome
Leprosy
Lesions
Leucorrhea
Liver Detoxification
Lupus
Macular Degeneration
Mastitis
Measles
Memory and Brain Function
Menorrhagia
Menstrual Irregularity
Mental Illness
Metabolic Syndrome
Migraine
Miscarriage (prevention)
Mononucleosis
Mood Swings
Nerve Damage
Nervous Exhaustion
Night Blindness
Nursing
Obsessive Compulsive Disorder
Oral Surgery
Osteoporosis
Pancreatitis
PMS (general)
PMS Type A
PMS Type C
PMS Type D
PMS Type H
PMS Type P
PMS Type S
Pneumonia
Poison Ivy or Oak
Post Partum Depression
Post Partum Weakness
Pregnancy (herbs and supplements for)
Premature Ejaculation
Progesterone (low)
Prostatitis
Protein Digestion (poor)
Psoriasis
Puberty (hormone balancer)
Rashes and Hives
Rhinitis
Rosacea
Scars / Scar Tissue
Schizophrenia
Scratches and Abrasions
Seborrhea
Sex Drive (low)
Shingles
Sickle Cell Anemia
Sinus Infection
Skin (dry and/or flaky)
Skin (infections)
Skin (oily)
Skin Care (general)
Sleep (restless and disturbed)
Small Intestinal Bacterial Overgrowth
Smell (loss of)
Sore or Geographic Tongue
Sore Throat
Stress
Stye
Sugar Cravings
Sunburn
Surgery (healing from)
Surgery (preparation for)
Syphilis
Teeth (loose)
Testosterone (low)
Thinking (cloudy)
Tickle in Throat
Tonsillitis
Tooth Decay
Toxemia
Triglycerides (high)
Tuberculosis
Ulcerations (external)
Ulcers
Vitiligo
Warts
Wasting
Worry
Wounds and Sores
Products containing zinc
Designs For Health
Acnutrol™ capsules
Vitabase
Active Man's Formula
Vitabase
Active Woman's Multi
Metagenics
AdvaClear
Metagenics
AdvaClear
Thorne
Advanced Nutrients Multivitamin
Pure Encapsulations
AntiOxidant Formula
Designs For Health
ArthroSoothe™
Metagenics
Axis Endo™ Mango
Douglas Laboratories
Basic Minerals ™
Thorne
Basic Nutrients 2/Day Multivitamin
Thorne
Basic Prenatal Multivitamin
Designs For Health
BioFizz® Immune
Vitabase
Blood Sugar Formula
Metagenics
Bone Builder Active
Metagenics
Bone Builder Chewable Chocolate
Douglas Laboratories
C-D-Zinc
Pure Encapsulations
CAL+ with Ipriflavone
Pure Encapsulations
CAL+ with Ipriflavone
Thorne
Catalyte
Metagenics
ChondroCare®
Designs For Health
Chromium Synergy™
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®
Designs For Health
Complete Mineral Complex
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
Pure Encapsulations
DopaPlus
Integrative Therapeutics
EHB
Designs For Health
ElectroPure Hydration™
Designs For Health
EndoTrim™
Pure Encapsulations
Energize Plus™ Pure Pack
Pure Encapsulations
EyeProtect Basics
Metagenics
Fem Prenatal®
Designs For Health
GastroMend-HP™
Designs For Health
GastroMend-HP™
Designs For Health
GI Revive®
Designs For Health
GI Revive®
Metagenics
GI Sustain™ Powder
Pure Encapsulations
GlucoFunction
Pure Encapsulations
GlucoFunction
Integrative Therapeutics
Glycemic Manager
Douglas Laboratories
Hair Growth+
Douglas Laboratories
Hair, Skin and Nails Plus
Vitabase
Hair, Skin & Nails Formula
Pure Encapsulations
Hair/Skin/Nails Ultra
Integrative Therapeutics
Heartburn Advantage
Metagenics
HerSynergy®
Pure Encapsulations
HM Complex
Pure Encapsulations
HM Complex
Douglas Laboratories
Hydrolyzed Collagen+
Metagenics
ImmuCore
Metagenics
Immune Active
Metagenics
Immune Defense Pack
Designs For Health
Immuno-Zn™ Lozenge
Integrative Therapeutics
K-PAX MitoNutrients
Metagenics
Ketogenic Shake Chocolate
Metagenics
Ketogenic Shake Vanilla
Klean Athlete
Klean Multivitamin ™
Vitabase
Life's Essentials Plus
Douglas Laboratories
Liquid Multivitamin
Pure Encapsulations
Liquid Zinc 15 mg
Pure Encapsulations
LiquiNutrients
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
MethylCare
Pure Encapsulations
Mineral 650
Pure Encapsulations
Mineral 650 without Cu &Fe
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
Pure Encapsulations
NeuroMood Pure Pack
Pure Encapsulations
NeuroPure
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™
Douglas Laboratories
Opti-Zinc 30
Pure Encapsulations
OsteoBalance
Pure Encapsulations
OsteoBalance
Designs For Health
Osteoben®
Designs For Health
OsteoForce™
Designs For Health
OsteoForce™
Designs For Health
OsteoForce™ Supreme
Integrative Therapeutics
Osteoprime Ultra
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®
Pure Encapsulations
Peptic-Care ZC Zinc-L-Carnosine
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™
Vitabase
Prostate Complex (Formerly Prostate Complete)
Vitabase
Prostate Support
Designs For Health
Prostate Supreme™
Designs For Health
Prostate Supreme™
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
Pure Encapsulations
SeroPlus
Pure Encapsulations
SP Ultimate
Pure Encapsulations
SP Ultimate
Thorne
Stress Balance Phytisone
Vitabase
Super Antioxidant Formula
Integrative Therapeutics
Testosterone Formula
Metagenics
Testralin®
Pure Encapsulations
Th1 Support
Thorne
Thyrocsin
Pure Encapsulations
Thyroid Support Complex
Designs For Health
Thyroid Synergy™
Metagenics
Thyrosol
Thorne
Trace Minerals
Pure Encapsulations
Trace Minerals
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
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
Metagenics
Ultra Prostagen Concentrated
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
UltraZin Zinc
Douglas Laboratories
Uro-Pro ®
Vitabase
Vision Support
Pure Encapsulations
VisionPro Nutrients
Designs For Health
Vitamin B-6 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
Pure Encapsulations
Zinc 15
Vitabase
Zinc
Pure Encapsulations
Zinc 30
Pure Encapsulations
Zinc 30
Metagenics
Zinc A.G.
Metagenics
Zinc A.G.™
Thorne
Zinc Bisglycinate 15mg
Thorne
Zinc Bisglycinate 30 mg
Integrative Therapeutics
Zinc-Carnosine
Integrative Therapeutics
Zinc Chelate 30 mg
Pure Encapsulations
Zinc Chewables
Pure Encapsulations
Zinc Citrate
Pure Encapsulations
Zinc Citrate
Douglas Laboratories
ZINC LOZENGES
Douglas Laboratories
Zinc Picolinate
Thorne
Zinc Picolinate 15 mg
Thorne
Zinc Picolinate 30 mg
Thorne
Zinc Picolinate 30 mg NSF
Designs For Health
Zinc Supreme™
Metagenics
Zinlori 75®