Immufight Daily defense

Immufight Daily defense

Solaray4.9 (608 ratings)
Format:Capsule Quantity: 60 VegCap(s) · 30 servings
Goals
$12.99 $0.43 per serving

About this product

The useful core is nutritional support from vitamin C, vitamin D, zinc and selenium. Zinc citrate at 15 mg fits a maintenance role, alongside 25 mcg vitamin D and 55 mcg selenium; their usefulness depends on dietary intake rather than an expectation of extra immune benefit above adequacy.

Several additions are much less clear contributors. Bacillus coagulans is given by weight without a strain or viable count, and the small acacia amount does not establish a meaningful fiber contribution; monolaurin appears under two descriptions that leave its total amount unclear.

The named citrate and L-selenomethionine forms improve clarity for the nutrient core, but other preparations remain less well described. Value is more convincing for the zinc contribution than for vitamin C or monolaurin, and the formula does not establish extra hair growth, improved vision or faster calorie burning in well-nourished adults.

Who is it for
  • Adults seeking immune-related nutrient coverage when their diet leaves gaps
  • People wanting maintenance-level zinc rather than a high-dose zinc serving
Best for
  • Covering gaps in vitamin C, vitamin D, zinc and selenium

Pros

  • Zinc citrate and L-selenomethionine are identified
  • The 15 mg zinc amount fits nutritional maintenance
  • Individual ingredient amounts are listed

Cons

  • Bacillus coagulans lacks a strain and viable count
  • The small acacia amount does not establish a useful fiber contribution
  • Repeated monolaurin descriptions leave the total unclear
  • Added ingredients offer less certain value than the zinc core
  • The mineral amount accompanying the vitamin C form is not disclosed

Product analysis

55 out of 100

Immufight Daily defense supplies vitamins and minerals for normal immune function and antioxidant support. Several added components look costly for the amounts supplied.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality50

Zinc citrate offers good absorption potential, and the selenium form is clearly identified. Missing preparation details elsewhere limit a complete quality comparison.

Ingredient Transparency65

Amounts are stated throughout, making the serving easier to check. Half the forms and a full monolaurin breakdown are missing.

Value For Money33

Zinc offers moderate value, while vitamin C, selenium and monolaurin look costly for their amounts. Value for the remaining components is uncertain.

Customer Satisfaction82

Customer feedback is very positive across hundreds of ratings. Those reviews reflect satisfaction without proving immune benefits or safety.

Product Focus54

The nutrients support normal immune and antioxidant functions, with benefits most plausible when intake is low. The broad range of intended uses does not establish extra anti-aging, hormone or energy-burning effects.

Format
Capsule
Container
60 VegCap(s)
Per serving
$0.43
Customer rating
4.9 · 608 ratings
Report analysis

Goals

Immunity
Impact
Highest effect
C- Ingredient FitA PathwaysA+ EvidenceA+ Formulation Logic
Vitamin C · 500 mgZinc · 15 mgVitamin D · 25 mcgMonolaurin · 75 mgSelenium · 55 mcg
Study evidence
Monolaurin Not classified 1 study
Selenium Mixed 37 studies
Vitamin C Supportive 53 studies
Vitamin D Supportive 85 studies
Zinc Supportive 73 studies
Impact
High effect
D+ Ingredient FitD- PathwaysA EvidenceA+ Formulation Logic
Vitamin D · 25 mcgVitamin C · 500 mg
Study evidence
Selenium Supportive 34 studies
Vitamin C Supportive 50 studies
Vitamin D Supportive 101 studies
Zinc Supportive 64 studies
Everyday Health
Impact
High effect
D+ Ingredient FitC PathwaysB+ EvidenceA+ Formulation Logic
Vitamin D · 25 mcgSelenium · 55 mcgZinc · 15 mgVitamin C · 500 mg
Study evidence
Selenium Supportive 70 studies
Vitamin C Supportive 56 studies
Vitamin D Supportive 115 studies
Zinc Supportive 60 studies
Skin Health
Impact
Moderate effect
C- Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic
Zinc · 15 mgVitamin C · 500 mgSelenium · 55 mcg
Study evidence
Selenium Supportive 22 studies
Vitamin C Supportive 53 studies
Zinc Supportive 66 studies
Hair Health
Impact
High effect
C- Ingredient FitC PathwaysA+ EvidenceA+ Formulation Logic
Vitamin D · 25 mcgZinc · 15 mgVitamin C · 500 mg
Study evidence
Selenium Disputed 7 studies
Vitamin D Disputed 34 studies
Zinc Supportive 22 studies
Impact
High effect
C Ingredient FitD- PathwaysB+ EvidenceA+ Formulation Logic
Vitamin D · 25 mcg
Study evidence
Selenium Supportive 27 studies
Vitamin C Supportive 30 studies
Vitamin D Supportive 50 studies
Zinc Supportive 10 studies

Ingredients

IngredientAmount per servingScore
Total Carbohydrates
1 Gram(s)
Vitamin C (Calcium Strontium Ascorbate)
500 mg 70
Vitamin D (Cholecalciferol)
25 mcg
Zinc (Zinc Citrate)
15 mg 68
Selenium (L-Selenomethionine)
55 mcg 70
Monolaurin (Coconut, Glycerol Monolaurate)
75 mg 62
Grapefruit seed extract
75 mg
Acacia Gum
25 mg
Bioflavonoids Concentrate (Citrus)
12 mg
Bacillus coagulans
10 mg
Acerola Cherry juice powder
4 mg
Rose Hips
4 mg
Gluten Free Adults 18–50 Vegan Vegetarian
Report overview
B+ Active Ingredient Quality & BioavailabilityC Dose, Safety & Label TransparencyC Value
+2
The serving provides 15 mg zinc at a moderate cost per serving; that's an amount suited to maintenance. It uses Zinc Citrate. The copper amount is unknown, so the zinc-to-copper balance is unclear.
How this ingredient is rated

Active Ingredient Quality & Bioavailability80

It uses Zinc Citrate.
Zinc Form Bioavailability
It uses Zinc Citrate.

Dose, Safety & Label Transparency61

The label states 15 mg zinc, an amount suited to maintenance. The copper amount is unknown, so the zinc-to-copper balance is unclear.
Elemental Dose Transparency
The label states the elemental zinc amount and its source.
Zinc Dosage Safety & Effectiveness
15 mg zinc per serving is an amount suited to maintenance.
Zinc-to-Copper Mineral Balance
The copper amount is unknown, so the zinc-to-copper balance is unclear.

Value60

The cost per serving is moderate.
Price Per Serving Efficiency
The cost per serving is moderate.
A+ Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyF Value
+2
The serving provides 55 mcg of selenium, at a high cost for that amount. L-Selenomethionine is a clearly named, highly bioavailable organic form.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

L-Selenomethionine is a clearly named, highly bioavailable organic form.
Selenium Chemical Form
L-Selenomethionine is a highly bioavailable organic form.
Form Transparency & Isomer Specificity
The label specifies the L form of selenomethionine.

Dose, Safety & Label Transparency70

The 55 mcg serving provides a relatively small amount and leaves room below the stated upper limit for dietary selenium.
Dosage Efficacy Sweet Spot
The 55 mcg serving is below the range described for daily maintenance.
Safety Margin & UL Adherence
The 55 mcg serving is below the stated 400 mcg daily upper limit, leaving room for dietary selenium.

Value10

The cost is high for the amount of selenium supplied.
Price per 200 mcg Serving
The cost is high for the amount of selenium supplied.
B+ Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyF Value
A serving provides 500 mg of vitamin C. The whole serving is expensive when its cost is attributed to vitamin C alone. Vitamin C comes from Calcium Strontium Ascorbate. The other-ingredient panel has no flagged sweeteners or artificial colors.
How this ingredient is rated

Active Ingredient Quality & Bioavailability83

Vitamin C comes from Calcium Strontium Ascorbate. Calcium strontium ascorbate is a mineral ascorbate.
Vitamin C Chemical Form & Delivery System
Vitamin C comes from Calcium Strontium Ascorbate.
Gastric Comfort & pH Balance
Calcium strontium ascorbate is a mineral ascorbate.

Dose, Safety & Label Transparency83

The serving provides 500 mg of vitamin C. The other-ingredient panel has no flagged sweeteners or artificial colors.
Optimal Dosage Targeting
A serving provides 500 mg of vitamin C.
Purity & Excipient Quality
The other-ingredient panel has no flagged sweeteners or artificial colors.
Mineral & Source Transparency
The vitamin C amount is stated, but the associated mineral amount is not disclosed.

Value20

The whole serving is expensive when its cost is attributed to vitamin C alone.
Price per Gram of Vitamin C
The whole serving is expensive when its cost is attributed to vitamin C alone.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Associations of selenium status with all-cause and cause-specific mortality: a systematic review and meta-analysis of cohort studies.
    Cui Z; Xie R; Lu X; Schomburg L; Brenner H; Schöttker B · Redox biology · 2025
    Meta-analysis95 participants20 studies pooledEveryday Health forSelenium
  2. Dietary Antioxidants, Circulating Antioxidant Concentrations, Total Antioxidant Capacity, and Risk of All-Cause Mortality: A Systematic Review and Dose-Response Meta-Analysis of Prospective Observational Studies.
    Jayedi A; Rashidy-Pour A; Parohan M; Zargar MS; Shab-Bidar S · Advances in nutrition (Bethesda, Md.) · 2019
    Meta-analysis507,251 participants41 studies pooledEveryday Health forSelenium
  3. The efficacy and safety of selenium supplementation versus placebo in the treatment of Graves' orbitopathy: A systematic review and meta-analysis of randomised controlled trials.
    Sharabati I; Qafesha RM; Hindawi MD; Amro S; Ayesh BM · Clinical endocrinology · 2024
    Meta-analysis4 studies pooledEveryday Health Eye Health forSelenium
  4. Associations of plasma metal concentrations with the risks of all-cause and cardiovascular disease mortality in Chinese adults.
    Shi L; Yuan Y; Xiao Y; Long P; Li W; Yu Y; Liu Y; Liu K; Wang H; Zhou L; Yang H; Li X; He M; Wu T · Environment international · 2021
    Cohort study6,155 participantsEveryday Health forSelenium
  5. Updates on clinical studies of selenium supplementation in radiotherapy.
    Puspitasari IM; Abdulah R; Yamazaki C; Kameo S; Nakano T; Koyama H · Radiation oncology (London, England) · 2015
    Systematic review16 studies pooledEveryday Health forSelenium
  6. Dietary intake and blood concentrations of antioxidants and the risk of cardiovascular disease, total cancer, and all-cause mortality: a systematic review and dose-response meta-analysis of prospective studies.
    Aune D; Keum N; Giovannucci E; Fadnes LT; Boffetta P; Greenwood DC; Tonstad S; Vatten LJ; Riboli E; Norat T · The American journal of clinical nutrition · 2019
    Meta-analysis69 studies pooledEveryday Health forVitamin C
  7. Scientific Opinion on the substantiation of a health claim related to vitamin C and increasing non haem iron absorption pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusEveryday Health forVitamin C
  8. Vitamin C Depletion and All-Cause Mortality in Renal Transplant Recipients.
    Sotomayor CG; Eisenga MF; Gomes Neto AW; Ozyilmaz A; Gans ROB; Jong WHA; Zelle DM; Berger SP; Gaillard CAJM; Navis GJ; Bakker SJ · Nutrients · 2018
    Cohort study598 participantsEveryday Health forVitamin C
  9. Associations of Serum Biomarkers of Fruit and Vegetable Intake With the Risk of Cause-Specific Mortality and All-Cause Mortality: A National Prospective Cohort Study.
    Pu L; Zhang R; Wang X; Zhao T; Sun H; Han L · Frontiers in nutrition · 2022
    Cohort study12,530 participantsEveryday Health forVitamin C
  10. Relation between plasma ascorbic acid and mortality in men and women in EPIC-Norfolk prospective study: a prospective population study. European Prospective Investigation into Cancer and Nutrition.
    Khaw KT; Bingham S; Welch A; Luben R; Wareham N; Oakes S; Day N · Lancet (London, England) · 2001
    Cohort study19,496 participantsEveryday Health forVitamin C
  11. Vitamin D supplementation for prevention of mortality in adults.
    Bjelakovic G; Gluud LL; Nikolova D; Whitfield K; Wetterslev J; Simonetti RG; Bjelakovic M; Gluud C · The Cochrane database of systematic reviews · 2014
    Meta-analysis95,286 participants159 studies pooledEveryday Health forVitamin D
  12. Effect of vitamin D on gastrointestinal symptoms and health-related quality of life in irritable bowel syndrome patients: a randomized double-blind clinical trial.
    Abbasnezhad A; Amani R; Hajiani E; Alavinejad P; Cheraghian B; Ghadiri A · Neurogastroenterology and motility · 2018
    Randomized trial90 participantsEveryday Health forVitamin D
  13. The impact of vitamin D administration on mortality in COVID-19 patients: a systematic review and meta-analysis of randomized controlled trials.
    Kow CS; Ramachandram DS; Hasan SS; Wong Z; Thiruchelvam K · Inflammopharmacology · 2024
    Meta-analysis2,495 participants19 studies pooledEveryday Health forVitamin D
  14. Vitamin D Status and Mortality: A Systematic Review of Observational Studies.
    Heath AK; Kim IY; Hodge AM; English DR; Muller DC · International journal of environmental research and public health · 2019
    Systematic review84 studies pooledEveryday Health forVitamin D
  15. Meta-analysis of long-term vitamin D supplementation on overall mortality.
    Zheng Y; Zhu J; Zhou M; Cui L; Yao W; Liu Y · PloS one · 2014
    Meta-analysis42 studies pooledEveryday Health forVitamin D
  16. Effectiveness of sodium bicarbonate and zinc chloride mouthwashes in the treatment of oral mucositis and quality of life in patients with cancer under chemotherapy.
    Mohammadi F; Oshvandi K; Kamallan SR; Khazaei S; Ranjbar H; Ahmadi-Motamayel F; Gillespie M; Jenabi E; Vafaei SY · Nursing open · 2022
    Randomized trial144 participantsEveryday Health forZinc
  17. Zinc supplementation in young children with acute diarrhea in India.
    Sazawal S; Black RE; Bhan MK; Bhandari N; Sinha A; Jalla S · The New England journal of medicine · 1995
    Randomized trial937 participantsEveryday Health forZinc
  18. Associations of mortality with ocular disorders and an intervention of high-dose antioxidants and zinc in the Age-Related Eye Disease Study: AREDS Report No. 13.
    Clemons TE; Kurinij N; Sperduto RD; AREDS Research Group · Archives of ophthalmology (Chicago, Ill. : 1960) · 2004
    Randomized trial4,753 participantsEveryday Health forZinc
  19. Effects of zinc and probiotic co-supplementation on inflammation, gastrointestinal symptoms, quality of life, and mood in irritable bowel syndrome patients.
    Rezazadegan M; Soheilipour M; Amani R · Scientific reports · 2026
    Randomized trial84 participantsEveryday Health forZinc
  20. Effect of zinc sulfate supplementation on premenstrual syndrome and health-related quality of life: Clinical randomized controlled trial.
    Siahbazi S; Behboudi-Gandevani S; Moghaddam-Banaem L; Montazeri A · The journal of obstetrics and gynaecology research · 2018
    Randomized trial142 participantsEveryday Health forZinc