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Essential-4 Nutrition Pack

product on market Other (e.g. tea bag) Douglas Laboratories Safety: 89/100
89/100

This product is generally safe

  • Niacin/Niacinamide: 95mg is 2.7× the Tolerable Upper Intake Level (35mg)
  • Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 55% of ingredients have research evidence
D Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains vitamins A, C, and D3, which are supported by strong evidence for maintaining immune function and bone health. These essential nutrients play critical roles in cellular protection and nutrient absorption. Current research indicates a high safety profile for these ingredients when taken within recommended dosages.

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

Alerts

Safety Alerts

Niacin/Niacinamide: 95mg is 2.7× the Tolerable Upper Intake Level (35mg)

Folate: 667mg is 667.0× the Tolerable Upper Intake Level (1.0mg)

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Essential-4 Nutrition Pack
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Packet(s)
Serving Size
30
Servings
Other Combinations
Product Type
55%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
10 Calorie(s)
Total Fat
1.25 Gram(s) (2% DV)
Vitamin A
2250 mcg (250% DV)
Vitamin C
500 mg (188% DV)
37.5 mcg (188% DV)
2.5× RDA — within safe limits 608 studies (A:16, B:251)
73.7 mg (491% DV)
4.9× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
50 mg (4167% DV)
41.7× RDA — above typical dose 76 studies (A:0, B:33)
25 mg (1923% DV)
19.2× RDA — above typical dose 13 studies (A:0, B:1)
95 mg (594% DV)
Exceeds UL by 2.7× (UL: 35 mg) 196 studies (A:5, B:63)
50 mg (2941% DV)
38.5× RDA — above typical dose (UL: 100 mg) 114 studies (A:3, B:35)
667 mcg DFE (167% DV)
Exceeds UL by 667.0× (UL: 1.0 mg) 226 studies (A:10, B:105)
250 mcg (10417% DV)
104.2× RDA — above typical dose 139 studies (A:1, B:44)
150 mcg (500% DV)
5.0× RDA — above typical dose 27 studies (A:0, B:11)
50 mg (1000% DV)
10.0× RDA — above typical dose 2 studies — no high-quality reviews
137.5 mg (25% DV)
Within RDA (0.2× RDA) 38 studies (A:1, B:7)
Calcium
210 mg (16% DV)
100 mcg (67% DV)
Within RDA (0.7× RDA) 245 studies (A:4, B:133)
210 mg (50% DV)
Within RDA (0.5× RDA) 316 studies (A:8, B:159)
12.5 mg (114% DV)
1.1× RDA — within safe limits 263 studies (A:6, B:134)
100 mcg (182% DV)
1.8× RDA — within safe limits 173 studies (A:0, B:67)
1 mg (111% DV)
1.1× RDA — within safe limits 37 studies (A:0, B:11)
4.5 mg (196% DV)
2.0× RDA — within safe limits 9 studies — no high-quality reviews
100 mcg (286% DV)
2.9× RDA — within safe limits 199 studies (A:1, B:55)
50 mcg (111% DV)
1.1× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
50 mg (1% DV)
Market median: 750.0mg (447 products) 393 studies (A:18, B:204)
Proprietary Organic Fruit and Vegetable Blend
350 mg
100 mg
Market median: 100.0mg (283 products) 144 studies (A:1, B:64)
N-Acetyl-L-Cysteine
75 mg
75 mg
Market median: 496.0mg (192 products) 20 studies — no high-quality reviews
50 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
50 mg
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Market median: 500.0mg (283 products) 174 studies (A:0, B:62)
Papain
50 mg
Market median: 200.0mg (107 products)
Market median: 4.0mg (67 products)
25 mg
Market median: 200.0mg (136 products) 3 studies — no high-quality reviews
Market median: 100.0mg (284 products) 10 studies (A:0, B:4)
Market median: 200.0mg (198 products) 6 studies — no high-quality reviews
Market median: 260.0mg (249 products) 158 studies (A:4, B:61)
12.5 mg
Market median: 500.0mg (19 products)
5 mg
Market median: 10.0mg (105 products) 2 studies (A:0, B:1)
5 mg
Market median: 10.0mg (35 products) 6 studies (A:0, B:2)
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
Market median: 4.0mg (32 products)
25 mcg
Market median: 0.5mg (6 products) 1 studies (A:0, B:1)
22.5 mcg
Within RDA (0.2× RDA) 275 studies (A:9, B:175)
Digestive and Prebiotic Blend
210 mg

Other Ingredients

Microcrystalline Cellulose Gelatin Gelatin Capsule Hydroxypropyl Cellulose Croscarmellose Sodium Medium Chain Triglycerides Glycerin Silica Ascorbyl Palmitate purified Water Vegetable Stearate Polysorbate 80 Polyglycerol Fatty Acid Esters Mixed Tocopherols Rosemary extract Caramel color Tablet Coating
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested Usage: As a dietary supplement, adults take 1 pack daily with meals or as directed by your health professional.

Warnings & Precautions

Contains: Fish (tilapia), Fish Oil (anchovies, sardines, mackerel)

Warning: Not to be taken by pregnant or lactating women. If you have any health condition or are taking any medication, particularly blood thinners, consult your health professional before use.

Discontinue immediately if a burning sensation occurs. Not recommended for people with ulcers. Caution: If you are immunocompromised, consult your health professional before using probiotic-containing products.

Keep out of the reach of children.

Use only if safety seal is intact.

Formulation Notes

Gluten-free, Non-GMO

A multinutrient convenience pack for daily wellness

Q+ Kaneka QH

Additional Information

Store in a cool, dry place.

Contents may not fill package in order to accommodate required labeling. Please rely on stated quantity. Scan to learn about our manufacturing excellence

Metadata

Product Details

UPC / SKU3 10539 97826 9
DSLD Entry Date2020-08-23
Product TypeOther Combinations
FormOther (e.g. tea bag)
BrandDouglas Laboratories
DSLD ID233000
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.