Home/ Supplements/ Vitamin A/ Two-Per-Day Capsules

Two-Per-Day Capsules

product on market Capsule Life Extension Safety: 99/100
99/100

This product looks safe

  • Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)
  • 66% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The profile includes essential vitamins A, C, D3, E, and thiamine, which support immune function and cellular health. There is strong research evidence supporting the roles of these nutrients in maintaining general physiological processes. The formulation maintains a high safety score, indicating a low risk of adverse effects for most users.

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

Alerts

Safety Alerts

Niacin: 50mg is 1.4× the Tolerable Upper Intake Level (35mg)

Label

Product Label

Label for Two-Per-Day Capsules
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
66%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
5000 IU (100% DV)
Vitamin C
500 mg (833% DV)
2000 IU (500% DV)
3.3× RDA — above typical dose (UL: 0.1 mg) 608 studies (A:16, B:251)
100 IU (333% DV)
4.5× RDA — above typical dose (UL: 1000 mg) 179 studies (A:3, B:90)
75 mg (5000% DV)
62.5× RDA — above typical dose 76 studies (A:0, B:33)
50 mg (2941% DV)
38.5× RDA — above typical dose 13 studies (A:0, B:1)
50 mg (250% DV)
Exceeds UL by 1.4× (UL: 35 mg) 196 studies (A:5, B:63)
75 mg (3750% DV)
57.7× 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)
300 mcg (5000% DV)
125.0× RDA — above typical dose 139 studies (A:1, B:44)
300 mcg (100% DV)
10.0× 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
12 mg (1% DV)
150 mcg (100% DV)
Within RDA (1.0× RDA) 245 studies (A:4, B:133)
100 mg (25% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
30 mg (200% DV)
2.7× RDA — within safe limits 263 studies (A:6, B:134)
200 mcg (286% DV)
3.6× RDA — above typical dose (UL: 0.4 mg) 173 studies (A:0, B:67)
2 mg (100% DV)
Within RDA (0.9× RDA) 9 studies — no high-quality reviews
200 mcg (167% DV)
5.7× RDA — above typical dose 199 studies (A:1, B:55)
100 mcg (133% DV)
2.2× RDA — within safe limits 3 studies — no high-quality reviews
Potassium
25 mg (1% DV)
Market median: 200.0mg (198 products) 6 studies — no high-quality reviews
3 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
20 mg
Market median: 125.0mg (294 products) 38 studies (A:1, B:7)
50 mg
Market median: 550.0mg (217 products) 29 studies (A:0, B:5)
Marigold extract
11.12 mg
2 mg
Market median: 10.0mg (35 products) 6 studies (A:0, B:2)
1.3× RDA — within safe limits 179 studies (A:3, B:90)
Market median: 300.0mg (26 products) 7 studies (A:0, B:1)

Other Ingredients

Vegetable Cellulose Microcrystalline Cellulose Silica Vegetable Stearate Calcium Silicate Maltodextrin Chlorophyllin
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

DIRECTIONS: Take one (1) packet daily with a meal, or as recommended by a healthcare practitioner.

Warnings & Precautions

Contains soybeans. Due to the source of the kelp, this product may contain fish and shellfish.

CAUTION: Individuals consuming more than 2,000 IU/day of vitamin D (from diet and supplements) should periodically obtain a serum 25-hydroxy vitamin D measurement. Vitamin D supplementation is not recommended for individuals with high blood calcium levels.

Do not take if you have gallbladder problems or gallstones.

WARNINGS: ~ KEEP OUT OF REACH OF CHILDREN.

~ DO NOT EXCEED RECOMMENDED DOSE. ~ Do not purchase if outer seal is broken or damaged.

~ When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

Formulation Notes

Contains soybeans. Due to the source of the kelp, this product may contain fish and shellfish.

Additional Information

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

QE01999A

Daily Supply of Key Nutrients in Convenient Packets

To ensure product consistency, store tightly closed in a cool, dry place.

Two-Per-Day Capsules

Metadata

Product Details

UPC / SKU7 37870 19993 9
DSLD Entry Date2016-08-24
Product TypeOther Combinations
FormCapsule
BrandLife Extension
DSLD ID63708
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 →
Compare

Similar Products

Thyrosol
Metagenics · Capsule
100
Thyro Complex
Akasha Naturals · Capsule
100
START! Multi-Vitamin + Joints
Botanic Choice · Capsule
100
START! Multi-Vitamin + Vision
Botanic Choice · Capsule
100
START! Multi-Vitamin + Heart
Botanic Choice · Capsule
100
View all Vitamin A products →
Vitamin A research Best Vitamin A All Vitamin A products More from Life Extension View on NIH DSLD →

This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.