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Mega II Daily

product on market Capsule Highland Laboratories Safety: 89/100
89/100

This product is generally safe

  • Niacinamide: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 58% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains essential vitamins A, C, D, E, and thiamine, which support immune function and cellular health. There is strong research evidence supporting the roles of these micronutrients in maintaining general physiological processes. The product maintains a high safety score, indicating a low risk profile for typical users.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Niacinamide: 100mg is 2.9× the Tolerable Upper Intake Level (35mg)

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Mega II Daily
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Vegetarian Capsule(s)
Serving Size
45
Servings
Other Combinations
Product Type
58%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
20000 IU (400% DV)
Vitamin C
250 mg (416% DV)
400 IU (100% DV)
Within RDA (0.7× RDA) 608 studies (A:16, B:251)
60 IU (200% DV)
2.7× RDA — within safe limits 179 studies (A:3, B:90)
100 mg (6666% DV)
83.3× RDA — above typical dose 76 studies (A:0, B:33)
100 mg (5882% DV)
76.9× RDA — above typical dose 13 studies (A:0, B:1)
100 mg (500% DV)
Exceeds UL by 2.9× (UL: 35 mg) 196 studies (A:5, B:63)
100 mg (5000% DV)
76.9× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
400 mcg (100% DV)
Within RDA (1.0× RDA) 226 studies (A:10, B:105)
100 mcg (5000% DV)
41.7× RDA — above typical dose 139 studies (A:1, B:44)
100 mcg (33% DV)
3.3× RDA — above typical dose 27 studies (A:0, B:11)
100 mg (1000% DV)
20.0× RDA — above typical dose 2 studies — no high-quality reviews
Calcium
50 mg (5% DV)
Iron
50 mg (5% DV)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
40 mg (10% DV)
Within RDA (0.1× RDA) 316 studies (A:8, B:159)
15 mg (100% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
100 mcg (142% DV)
1.8× RDA — within safe limits 173 studies (A:0, B:67)
0.25 mg (12% DV)
Within RDA (0.3× RDA) 37 studies (A:0, B:11)
8 mg (400% DV)
3.5× RDA — above typical dose (UL: 11 mg) 9 studies — no high-quality reviews
100 mcg (83% DV)
2.9× RDA — within safe limits 199 studies (A:1, B:55)
25 mcg (33% DV)
Within RDA (0.6× RDA) 3 studies — no high-quality reviews
Potassium
20 mg (1% DV)
100 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
100 mg
Market median: 500.0mg (9 products) 7 studies — no high-quality reviews
46 mg
Within RDA (0.1× RDA) 38 studies (A:1, B:7)
25 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews
Market median: 4002.0mg (1 products) 21 studies (A:0, B:2)
25 mg
Market median: 500.0mg (19 products)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Hesperidin
4 mg
Chlorophyll
2 mg
Proprietary Herbal Base
10 mg

Other Ingredients

Vegetable Cellulose Magnesium Trisilicate Silicon Dioxide Magnesium Stearate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

Two capsules daily, preferably with meals.

Warnings & Precautions

Warning: Each serving contains over 10,000 IU Vitamin A (retinol). Large amount of retinol are known to cause birth defects.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose call a doctor or poison control center immediately.

Formulation Notes

No corn, soy, salt, yeast, wheat, milk & egg products, sugar, starch, or preservatives.

Warning: Each serving contains over 10,000 IU Vitamin A (retinol).

Additional Information

Also available in 60 and 180 count

GMP Quality Assured Earth Friendly

% Daily Value

PR 616

Metadata

Product Details

UPC / SKU7 68305 61690 5
DSLD Entry Date2017-11-20
Product TypeOther Combinations
FormCapsule
BrandHighland Laboratories
DSLD ID80042
Data Updated2026-04-11
Research

Research Evidence

337
Research Sources
54
Avg Quality
161
Meta Analysis
68
Systematic Review
51
Rct
48
Clinical Trial
2
Other
2
Regulatory Source
1
Narrative Review
1
Cochrane Review
1
Guideline
1
Openfda Safety
A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age
Meta Analysis The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis
Meta Analysis BMJ (Clinical research ed.) 2011 PubMed DOI
A Fortification of staple foods with vitamin A for vitamin A deficiency
Systematic Review The Cochrane database of systematic reviews 2019 PubMed DOI
A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age
Narrative Review The Cochrane database of systematic reviews 2016 PubMed DOI
A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Journal of sport and health science 2023 PubMed DOI
A Food fortification with multiple micronutrients: impact on health outcomes in general population
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
View all evidence for Vitamin A →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.