Optimal Multivitamin Chewable

Optimal Multivitamin Chewable

Seeking Health4.7 (267 ratings)
Format:Tablet Quantity: 60 Tablet(s) · 30 servings
Goals
$37.00 $1.23 per serving

Product analysis

54 out of 100

Optimal Multivitamin Chewable provides vitamins and minerals that may help cover dietary gaps, including nutrients involved in bone maintenance. Undisclosed shares within several nutrient mixtures make some parts of the formula harder to compare.

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

Nutrient Quality53

MK-7 vitamin K and several trace minerals have favorable identified forms. Much of the remaining nutrient quality is uncertain, and the iodine mixture has an unresolved component.

Ingredient Transparency77

Ingredient amounts are disclosed and many forms are named. Undisclosed shares within mixtures make their exact composition harder to compare.

Value For Money32

Several nutrients are expensive relative to the serving cost, particularly vitamin K and some trace minerals. Biotin has a more moderate value finding, but value for many other ingredients remains uncertain.

Customer Satisfaction74

Customer ratings are strongly positive. The modest review base offers some reassurance about satisfaction, though it remains limited.

Product Focus38

Bone nutrition is the clearest connection, while hair and energy benefits depend mainly on correcting low intake. The liver-related findings do not establish routine toxin removal, and the thiamin exposure cannot be compared reliably.

Format
Tablet
Container
60 Tablet(s)
Per serving
$1.23
Customer rating
4.7 · 267 ratings
Report analysis

Goals

Impact
Moderate effect
C- Ingredient FitF PathwaysA EvidenceA+ Formulation Logic
Iodine · 150 mcgVitamin D · 25 mcgVitamin B5 · 25 mgMagnesium · 100 mgRiboflavin · 4 mgThiamin · 4 mgVitamin B12 · 20 mcgIron · 5 mg

B vitamins support normal energy metabolism, while folate and B12 contribute to normal blood-related nutrient functions. Iron, magnesium and vitamin D can contribute when dietary intake is insufficient, with no assumed extra energy benefit above adequacy.

The thiamin amount is undisclosed, so its exposure cannot be compared meaningfully with the saved reference.

How this product is rated for Energy

Ingredient fit57

Relevant nutrients give a moderately focused contribution within a broad multivitamin. The relevant ingredients provide a partial saved exposure match.
Goal fit
Relevant nutrients give a moderately focused contribution within a broad multivitamin.
Dose adequacy
The relevant ingredients provide a partial saved exposure match.

Pathways0

The saved findings show no meaningful coverage of the core energy pathways.
Depth
The saved findings show no meaningful coverage of the core energy pathways.
Breadth
No core area reaches the saved meaningful-coverage threshold.

Evidence94

Vitamin D leads the saved evidence finding. Most effective ingredients match the saved preparation references; iodine does not.
Evidence strength
Vitamin D is the strongest effective ingredient in the saved finding.
Studied preparation
Most effective ingredients match the saved preparation references; iodine does not.

Formulation logic98

The assessed ingredients have no missing required partner or listed conflict. 9 of 10 assessed ingredients reach the saved minimum exposure level; Thiamin falls below it.
Partner coverage
The assessed ingredients can contribute alone or have their required partner.
Conflicts
No listed conflict was found in the supplied assessment.
Effective doses
9 of 10 assessed ingredients reach the saved minimum exposure level; Thiamin falls below it.
Study evidence
Iodine Adverse 3 studies
Iron Supportive 74 studies
Magnesium Supportive 4 studies
Thiamin Disputed 12 studies
Vanadium Adverse 2 studies
Vitamin D Supportive 32 studies
Bone Health
Impact
High effect
C- Ingredient FitB PathwaysA+ EvidenceA+ Formulation Logic
Vitamin K · 80 mcgMagnesium · 100 mgCalcium · 100 mgVitamin D · 25 mcgCopper · 0.5 mgManganese · 2 mgBoron · 1 mgZinc · 5 mgVitamin C · 350 mg

Vitamin D supports calcium absorption and mineralization when intake is inadequate; extra supplementation has not reliably reduced fractures in generally healthy adults. Vitamin C, copper, zinc and manganese support normal bone-matrix functions, but their nutrient roles do not establish extra bone-density or fracture benefits when intake is adequate. MK-7 has limited, inconsistent bone-density findings in postmenopausal women; these findings do not establish general fracture prevention. The calcium amount is small and was not counted as a meaningful mineral contribution.

How this product is rated for Bone Health

Ingredient fit60

Bone-related nutrients share this formula with ingredients aimed at other goals. The counted ingredients provide partial or mixed exposure, limiting how much the serving contributes.
Goal fit
Bone-related nutrients share this formula with ingredients aimed at other goals.
Dose adequacy
The counted ingredients provide partial or mixed exposure, limiting how much the serving contributes.

Pathways79

The strongest connection is to collagen matrix formation.
Depth
The strongest connection is to collagen matrix formation.
Breadth
The broader findings cover calcium absorption and regulation, collagen matrix formation.

Evidence98

Vitamin K leads the saved evidence findings, while its nutrient role or specific trial limits still constrain claims about bone outcomes.
Evidence strength
Vitamin K leads the saved evidence findings, while its nutrient role or specific trial limits still constrain claims about bone outcomes.
Studied preparation
The saved findings recognize preparation matches for the counted ingredients; that does not establish fracture prevention.

Formulation logic98

Vitamin D retains a standalone contribution, but a meaningful complementary calcium contribution is missing. No configured conflict was identified.
Partner coverage
Vitamin D retains a standalone contribution, but a meaningful complementary calcium contribution is missing.
Conflicts
No configured ingredient conflict was identified in the supplied facts.
Effective doses
The counted ingredients meet the saved amount requirement; that requirement is not a clinically proven effectiveness threshold.
Study evidence
Boron Supportive 5 studies
Calcium Supportive 144 studies
Copper Disputed 20 studies
Folate Supportive 50 studies
Magnesium Supportive 48 studies
Manganese Adverse 12 studies
Vitamin A Adverse 56 studies
Vitamin C Supportive 46 studies
Vitamin D Supportive 202 studies
Vitamin K Supportive 78 studies
Zinc Supportive 33 studies
Impact
High effect
C Ingredient FitD PathwaysB EvidenceA+ Formulation Logic
Biotin · 500 mcgVitamin D · 25 mcgZinc · 5 mgIron · 5 mgVitamin C · 350 mg

Biotin, iron and zinc can matter when a dietary shortfall contributes to diffuse shedding. This multivitamin supplies all three, although the selected serving’s iron and zinc amounts fall below the saved amount threshold. Biotin’s role is mainly in deficiency and rare hair-shaft disorders; extra intake does not establish regrowth when intake is adequate. Copper contributes to normal pigmentation and connective-tissue biology, without establishing routine regrowth.

How this product is rated for Hair Health

Ingredient fit62

The formula has a broad nutritional or other focus, which limits its concentration on hair health. The relevant amounts only partly meet the saved comparison, so their practical contribution is limited.
Goal fit
The formula has a broad nutritional or other focus, which limits its concentration on hair health.
Dose adequacy
The relevant amounts only partly meet the saved comparison, so their practical contribution is limited.

Pathways48

The strongest recorded connection concerns follicle antioxidant protection, without establishing a clinical hair-growth effect.
Depth
The strongest recorded connection concerns follicle antioxidant protection, without establishing a clinical hair-growth effect.
Breadth
Only follicle antioxidant protection reached the saved coverage threshold; this does not establish broader hair effects.

Evidence79

Vitamin B7 (Biotin) leads the saved evidence comparison, but its supplied limitations still determine what hair benefits can be expected.
Evidence strength
Vitamin B7 (Biotin) leads the saved evidence comparison, but its supplied limitations still determine what hair benefits can be expected.
Studied preparation
Preparation matching is incomplete; Iodine lacks the relevant studied-preparation match.

Formulation logic100

The included contributions have no missing required partner or recorded conflict. Amount thresholds describe the saved comparison, not demonstrated hair results.
Partner coverage
No required partner was missing for the included contributions; this does not establish an extra benefit from combining ingredients.
Conflicts
No ingredient conflict was recorded in the supplied findings.
Effective doses
The included contributions pass the saved minimum amount threshold; passing it does not establish clinical effectiveness.
Study evidence
Biotin Supportive 4 studies
Copper Adverse 4 studies
Folate Mixed 15 studies
Iodine No effect 1 study
Iron Disputed 25 studies
Niacin Disputed 2 studies
Vitamin A Disputed 13 studies
Vitamin D Disputed 34 studies
Vitamin E No effect 3 studies
Zinc Supportive 22 studies
Impact
High effect
D+ Ingredient FitD- PathwaysA+ EvidenceA+ Formulation Logic
Folate · 680 mcg DFEVitamin B12 · 20 mcgVitamin B6 · 5 mgMolybdenum · 75 mcgMagnesium · 100 mgVitamin E · 9 mgZinc · 5 mgVitamin C · 350 mgCholine · 5 mgRiboflavin · 4 mg

Folate supports normal nutrient metabolism, with toxin-related findings limited to arsenic-exposed populations, particularly people with low folate. Those folic-acid findings do not establish routine clearance or transfer automatically to this methylfolate form. Several nutrient cofactors also receive saved credit, but their essential functions do not demonstrate extra toxin removal. Choline at 5 mg per serving falls below the comparison's inclusion threshold for nutritional liver support.

How this product is rated for Liver & Detox

Ingredient fit53

Several nutrients receive credit, while the wider formula contains actives intended for other goals.
Goal fit
Several nutrients receive credit, while the wider formula contains actives intended for other goals.
Dose adequacy
Declared nutrient amounts contribute unevenly; smaller quantities fall below inclusion, and full amount credit does not establish toxin clearance.

Pathways43

The saved findings concentrate on liver-cell integrity and fat export; this describes assigned biological coverage rather than demonstrated toxin removal.
Depth
The strongest assigned coverage concerns liver-cell integrity and fat export, without demonstrating greater removal of toxins.
Breadth
Only liver-cell integrity and fat export reaches the coverage threshold; the other tracked areas do not.

Evidence96

Folate receives the strongest assigned evidence weight, but its toxin-related findings are specific to exposure, nutritional status and folic-acid regimens.
Evidence strength
Folate receives the strongest assigned evidence weight, but its toxin-related findings are specific to exposure, nutritional status and folic-acid regimens.
Studied preparation
Most credited preparations are recognized; Molybdenum, Vitamin B2 (Riboflavin), Vitamin B6 are not recognized as studied preparations.

Formulation logic100

Credited ingredients have no missing required partner, and no configured ingredient conflict was identified.
Partner coverage
Every credited ingredient works independently or has its required partner; this does not establish a combined clearance benefit.
Conflicts
No configured ingredient conflict was identified.
Effective doses
Every credited ingredient meets the comparison's amount threshold; this is not proof of an effective toxin-clearance dose.
Study evidence
Choline Supportive 6 studies
Folate Supportive 16 studies
Magnesium Supportive 19 studies
Vitamin C Supportive 9 studies
Vitamin E Supportive 23 studies
Zinc Supportive 30 studies

Ingredients

IngredientAmount per servingScore
Calories
10 Calorie(s)
Total Carbohydrates
3 Gram(s)
Vitamin A (Beta-Carotene, Retinyl Palmitate)
1500 mcg RAE
Vitamin C (Ascorbic Acid)
350 mg
Vitamin D3 (Cholecalciferol)
25 mcg
Vitamin E (D-Alpha-Tocopheryl Succinate)
66 mg
Vitamin K2 (Menaquinone-7)
80 mcg 66
Thiamine (Thiamine Mononitrate)
4 mg
Riboflavin (Riboflavin 5'-Phosphate Sodium)
4 mg
Niacin (Niacinamide)
25 mg 65
Vitamin B6 (Pyridoxal 5-Phosphate, Pyridoxine Hydrochloride)
5 mg
Folate (Quatrefolic)
680 mcg DFE
Vitamin B12 (Adenosylcobalamin, Methylcobalamin)
20 mcg
Biotin
500 mcg 59
Pantothenic Acid (Calcium D-Pantothenate)
25 mg 61
Choline (Choline Bitartrate)
5 mg
Calcium (Calcium Citrate Malate)
100 mg
Iron (Iron Glycinate)
5 mg 57
Iodine (Icelandic Kelp, Potassium Iodide)
150 mcg 72
Magnesium (Magnesium Citrate)
100 mg
Zinc (Zinc Bisglycinate Chelate)
5 mg
SelenoExcell (Selenium)
70 mcg
Copper (Copper Gluconate)
0.5 mg
Manganese (Manganese Bisglycinate Chelate)
2 mg 78
Chromium (Chromium Nicotinate Glycinate Chelate)
120 mcg 59
Molybdenum (Molybdenum Glycinate Chelate)
75 mcg 79
Marigold Flower Extract (Tagetes erecta Flower Extract)
77 mg
mixed Tocopherols
9 mg
Boron (Boroganic Glycine)
1 mg 74
Vanadium (Vanadium Nicotinate Glycinate Chelate)
75 mcg 76
Gluten Free Adults 18–50 Dairy Free Children 4+
Report overview
C+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyF Value
Each serving provides 150 mcg of iodine from sources that include potassium iodide. The share from each source is unknown, and the evaluation records a marine-source claim.
How this ingredient is rated

Active Ingredient Quality & Bioavailability69

Potassium iodide is named alongside an unresolved iodine form, and their proportions are unknown. A qualifying marine-source claim is recorded, though it does not independently establish purity.
Iodine Form & Bioavailability
Potassium iodide is named alongside an unresolved iodine form; their respective contributions to the iodine amount are unknown.
Marine Source Purity & Sourcing
The saved evaluation records a qualifying organic or geographic claim for the marine source; this is not independent proof of purity.

Dose, Safety & Label Transparency100

Each serving provides 150 mcg of iodine, and the amount is disclosed. The evaluation does not flag it for high iodine content.
Dosage Efficacy for Daily Support
The serving provides 150 mcg of iodine, an amount the evaluation favors for routine iodine intake.
Dosage Safety & Upper Limits
The amount does not trigger the evaluation’s high-iodine warning.
Elemental Iodine Transparency
The iodine amount is stated as 150 mcg per serving.

Value20

A whole-product serving costs about $1.23.
Price Per Effective Serving
A whole-product serving costs about $1.23.
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value
A serving of 2 tablets provides 2 mg of manganese as manganese bisglycinate. The whole-product serving costs about $1.23.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

Manganese bisglycinate is a specifically named amino acid chelate.
Manganese Chemical Form
Manganese bisglycinate is a specifically named amino acid chelate.

Dose, Safety & Label Transparency86

The manganese amount is stated as 2 mg per 2 tablets serving.
Manganese Dosage Efficacy & Safety
A serving provides 2 mg of manganese.
Elemental Weight Disclosure
The saved facts specify 2 mg of manganese itself per serving.

Value20

A whole-product serving costs about $1.23 and provides 2 mg of manganese.
Price per Serving vs. Median
A whole-product serving costs about $1.23 and provides 2 mg of manganese.
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value
A serving of 2 tablets provides 75 mcg of molybdenum as molybdenum glycinate. The whole product costs about $1.23 per serving.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

The source is molybdenum glycinate. A TRAACS source claim is recorded; it has not been independently verified.
Molybdenum Chemical Form
The source is molybdenum glycinate.
Branded or Patented Source
A TRAACS source claim is recorded; it has not been independently verified.

Dose, Safety & Label Transparency88

A serving of 2 tablets provides 75 mcg of molybdenum. The serving amount is below the adult upper limit used in the evaluation; total intake from other sources was not assessed.
Elemental Dose Optimization
A serving of 2 tablets provides 75 mcg of molybdenum. It falls within the comparison's middle amount band.
Upper Limit (UL) Safety Compliance
The serving amount is below the adult upper limit used in the evaluation; total intake from other sources was not assessed.

Value20

The whole product costs about $1.23 per serving.
Price per Effective Serving
The whole product costs about $1.23 per serving.
Report alternatives

Sources

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

  1. [Comparative study of the urinary excretion of boron, calcium, magnesium and phosphorus in postmenopausal women with and without osteoporosis].
    José Ramón V; Mora Mora M; Marino Alarcón O; Hernández G; Josefina Linares L; Urdaneta Romero H; Arévalo González E · Investigacion clinica · 2013
    Case-control study45 participantsBone Health forBoron
  2. Effect of dietary boron on mineral, estrogen, and testosterone metabolism in postmenopausal women.
    Nielsen FH; Hunt CD; Mullen LM; Hunt JR · FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 1987
    Single-arm trial12 participantsBone Health forBoron
  3. The relationship between boron and magnesium status and bone mineral density in the human: a review.
    Volpe SL; Taper LJ; Meacham S · Magnesium research · 1994
    Narrative reviewBone Health forBoron
  4. Effects of boron supplementation on bone mineral density and dietary, blood, and urinary calcium, phosphorus, magnesium, and boron in female athletes.
    Meacham SL; Taper LJ; Volpe SL · Environmental health perspectives · 1995
    Randomized trial28 participantsBone Health forBoron
  5. Metabolic responses of postmenopausal women to supplemental dietary boron and aluminum during usual and low magnesium intake: boron, calcium, and magnesium absorption and retention and blood mineral concentrations
    C D Hunt, J L Herbel, F H Nielsen · The American Journal of Clinical Nutrition · 1997
    Non-randomized trial11 participantsBone Health forBoron
  6. What is the impact of daily oral supplementation of vitamin D3 (cholecalciferol) plus calcium on the incidence of hip fracture in older people? A systematic review and meta-analysis.
    Manoj P; Derwin R; George S · International journal of older people nursing · 2023
    Meta-analysis12,620 participants7 studies pooledBone Health forCalcium
  7. Calcium supplementation prevents seasonal bone loss and changes in biochemical markers of bone turnover in elderly New England women: a randomized placebo-controlled trial.
    Storm D; Eslin R; Porter ES; Musgrave K; Vereault D; Patton C; Kessenich C; Mohan S; Chen T; Holick MF; Rosen CJ · The Journal of clinical endocrinology and metabolism · 1998
    Randomized trial60 participantsBone Health forCalcium
  8. The effects of calcium supplementation (milk powder or tablets) and exercise on bone density in postmenopausal women.
    Prince R; Devine A; Dick I; Criddle A; Kerr D; Kent N; Price R; Randell A · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 1995
    Randomized trial168 participantsBone Health forCalcium
  9. The efficacy of calcium supplementation alone in elderly Thai women over a 2-year period: a randomized controlled trial.
    Rajatanavin R; Chailurkit L; Saetung S; Thakkinstian A; Nimitphong H · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
    Randomized trial404 participantsBone Health forCalcium
  10. Calcium-enriched foods and bone mass growth in prepubertal girls: a randomized, double-blind, placebo-controlled trial.
    Bonjour JP; Carrie AL; Ferrari S; Clavien H; Slosman D; Theintz G; Rizzoli R · The Journal of clinical investigation · 1997
    Randomized trial149 participantsBone Health forCalcium
  11. The Association between Dietary and Circulating Copper Levels and Osteoporosis: a Scoping Review.
    Ju Y; Xiong W; Pang Y; Chen Z; Hou J; Zheng S; Li Z; Liu T; Xia H; Xia M; Zhong Y; Li J; Jiang X · Biological trace element research · 2026
    Scoping review18 studies pooledBone Health forCopper
  12. Association between dietary copper, iron, zinc, selenium intake and osteopenia or osteoporosis in elderly hypertensive patients: a retrospective cohort study.
    Chen M; Jia L; Gao R · Frontiers in nutrition · 2024
    Cohort study5,286 participantsBone Health forCopper
  13. Associations of dietary copper intake with total bone mineral density and lumbar spine bone mineral density in American adults.
    Hu M; Wang Z; Li C; Zheng Y; Hu J · Medicine · 2025
    Cross-sectional studyBone Health forCopper
  14. The association between dietary mineral intake and bone mineral density: a cross-sectional study.
    Wei M; Wei J; Huang S · Journal of health, population, and nutrition · 2025
    Cross-sectional study11,520 participantsBone Health forCopper
  15. Association between dietary copper intake and bone mineral density in children and adolescents aged 8-19 years: A cross-sectional study.
    Cui A; Yan J; Li H; Fan Z; Wei X; Wang H; Zhuang Y · PloS one · 2024
    Cross-sectional study6,965 participantsBone Health forCopper
  16. Association between RBC folate and lumbar bone mineral density in postmenopausal women, a cross-sectional study from NHANES 2009-2018.
    Wei H; Jin Z; Zhou L; Tang G; Chai S; Che X; Tan Y; Zeng W · Frontiers in endocrinology · 2025
    Cross-sectional study1,315 participantsBone Health forFolate
  17. Genetic variants modify the associations of concentrations of methylmalonic acid, vitamin B-12, vitamin B-6, and folate with bone mineral density.
    Liu CT; Karasik D; Xu H; Zhou Y; Broe K; Cupples LA; Cpgm de Groot L; Ham A; Hannan MT; Hsu YH; Jacques P; McLean RR; Paul L; Selhub J; Trajanoska K; van der Velde N; van Schoor N; Kiel DP · The American journal of clinical nutrition · 2021
    Cohort study4,310 participantsBone Health forFolate
  18. Adequate Intake and Supplementation of B Vitamins, in Particular Folic Acid, can Play a Protective Role in Bone Health.
    Rondanelli M; Tartara A; Fossari F; Vecchio V; Faliva MA; Naso M; Perna S; Nichetti M; Peroni G · Current aging science · 2022
    Narrative review35,298 participants29 studies pooledBone Health forFolate Bone Health forVitamin B6
  19. Relation of homocysteine, folate, and vitamin B12 to bone mineral density of postmenopausal women.
    Cagnacci A; Baldassari F; Rivolta G; Arangino S; Volpe A · Bone · 2004
    Cross-sectional study161 participantsBone Health forFolate
  20. Dietary intake of folate, but not vitamin B2 or B12, is associated with increased bone mineral density 5 years after the menopause: results from a 10-year follow-up study in early postmenopausal women.
    Rejnmark L; Vestergaard P; Hermann AP; Brot C; Eiken P; Mosekilde L · Calcified tissue international · 2008
    Cohort study1,869 participantsBone Health forFolate