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Optimal Multivitamin

product on market Capsule Seeking Health Safety: 89/100
89/100

This product is generally safe

  • Niacin/Niacinamide: 95mg is 2.7× the Tolerable Upper Intake Level (35mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 56% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

The formulation includes vitamins A, C, D3, E, and thiamine, which are supported by strong evidence for maintaining immune function and cellular health. These essential nutrients play established roles in antioxidant defense and metabolic processes. The profile maintains a high safety score, indicating a low risk of adverse effects at standard 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)

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Optimal Multivitamin
Open Full PDF View on NIH DSLD →
Details

Label Data

8 Vegetarian Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
56%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
2250 mcg (250% DV)
Vitamin C
500 mg (556% DV)
12.5 mcg (63% DV)
Within RDA (0.8× RDA) 608 studies (A:16, B:251)
67 mg (447% DV)
4.5× 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)
Metafolin
667 mcg DFE (167% DV)
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: 600.0mg (7 products) 39 studies (A:2, B:13)
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
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
12.5 mg
Market median: 500.0mg (19 products)
1.5 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews
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)
Proprietary Organic Fruit and Vegetable Blend
350 mg
Organic Phytonutrient Blend
Carotenoids

Other Ingredients

Hydroxypropyl Methylcellulose Microcrystalline Cellulose Hydroxypropyl Cellulose Ascorbyl Palmitate Silica
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Info

Product Information

Directions for Use

Suggested use: As a dietary supplement, adults take 8 vegetarian capsules daily with food, or as directed by your healthcare professional. Take with food.

Warnings & Precautions

Do not take within 5 hours of bedtime as it may interfere with sleep. Discontinue immediately if a burning sensation occurs. Not recommended for people with ulcers. If you have liver problems, consult your health professional before use.

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

Warning: This product contains lead, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov/food. For more information regarding California Proposition 65 see: www.seekinghealth.com/media/Prop65.pdf

Storage: Keep closed in a cool, dry place out of the reach of children.

Formulation Notes

Krebs = Citrate, Fumarate, Malate, Glutarate and Succinate Complex.

Complete multivitamin/multimineral with Fruits, vegetables & greens L-5-MTHF Bioflavonoids Amino acids Enzymes

Metafolin is 6S 5-methyltetreahydrofolate, calcium salt

Gluten free, Non-GMO

Additional Information

Storage: Keep closed in a cool, dry place out of the reach of children.

Contents may not fill package in order to accommodate required labeling. Please rely on stated quality.

Find other effective health products at www.seekinghealth.com

Metadata

Product Details

UPC / SKU8 10007 52089 6
DSLD Entry Date2025-02-23
Product TypeOther Combinations
FormCapsule
BrandSeeking Health
DSLD ID322693
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.