Opti-Women

Opti-Women

ON Optimum Nutrition4.7 (39,376 ratings)
Format:Capsule Quantity: 60 Capsule(s) · 30 servings
Goals

Product analysis

52 out of 100

Opti-Women offers broad nutritional support, including nutrients used in normal immune function, blood formation and energy use. Its many added botanicals make it harder to choose for one clear purpose.

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

Nutrient Quality45

D3, vitamin E and zinc have favorable forms, but quality is less clear for many other ingredients. Several botanicals and nutrients also lack a named form.

Ingredient Transparency69

Ingredient amounts are stated, but several forms and mixture proportions are absent. The long list is therefore easier to compare by quantity than by exact makeup.

Value For Money43

Value varies across the formula, with better comparisons for vitamin K and molybdenum than for selenium or chromium. Uncertain comparisons for several other ingredients limit confidence in the full serving.

Customer Satisfaction91

Customer feedback is positive across a very large review pool. That provides a broad view of satisfaction without establishing specific health benefits.

Product Focus14

The formula spreads across many nutritional goals and additional ingredients. Its clearest benefits concern dietary shortfalls, while the extensive mixture makes targeted use harder.

Format
Capsule
Container
60 Capsule(s)
Per serving
$0.49
Customer rating
4.7 · 39,376 ratings
Report analysis

Goals

Hair Health
Impact
High effect
D Ingredient FitD+ PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 250 mcgVitamin D · 600 IUZinc · 15 mgIron · 18 mgVitamin C · 250 mg
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
Selenium Disputed 7 studies
Vitamin A Disputed 13 studies
Vitamin D Disputed 34 studies
Vitamin E No effect 3 studies
Zinc Supportive 22 studies
Impact
High effect
C Ingredient FitA+ PathwaysB+ EvidenceA+ Formulation Logic
Folate · 600 mcgVitamin B12 · 100 mcgVitamin D · 600 IUMagnesium · 75 mgVitamin K · 80 mcgSelenium · 70 mcgZinc · 15 mgVitamin C · 250 mg
Study evidence
Folate Supportive 80 studies
Magnesium Supportive 114 studies
Selenium Supportive 70 studies
Vitamin C Supportive 56 studies
Vitamin D Supportive 115 studies
Vitamin K Supportive 34 studies
Zinc Supportive 60 studies
Immunity
Impact
High effect
D- Ingredient FitB- PathwaysA+ EvidenceA+ Formulation Logic
Magnesium · 75 mgVitamin C · 250 mgZinc · 15 mgVitamin A · 5000 IUVitamin D · 600 IUSelenium · 70 mcg
Study evidence
Iron Supportive 23 studies
Magnesium Supportive 8 studies
Selenium Mixed 37 studies
Vitamin A Supportive 107 studies
Vitamin C Supportive 53 studies
Vitamin D Supportive 85 studies
Vitamin E Supportive 21 studies
Zinc Supportive 73 studies
Impact
Lower effect
F Ingredient FitF PathwaysC- EvidenceA+ Formulation Logic
Biotin · 250 mcg
Study evidence
Biotin Supportive 8 studies
Calcium Supportive 1 study
Iron Disputed 4 studies
Magnesium Not classified

No linked studies yet.

Selenium Adverse 1 study
Vitamin C Supportive 1 study
Vitamin D Supportive 8 studies
Vitamin E Supportive 6 studies
Zinc No effect 1 study
Impact
Lower effect
F Ingredient FitF PathwaysA EvidenceA+ Formulation Logic
Magnesium · 75 mgZinc · 15 mgVitamin D · 600 IU
Study evidence
Magnesium Disputed 5 studies
Selenium No effect 16 studies
Vitamin D Supportive 56 studies
Vitamin E Disputed 3 studies
Zinc Disputed 7 studies
Impact
High effect
D Ingredient FitC- PathwaysA+ EvidenceA Formulation Logic
Zinc · 15 mgVitamin C · 250 mgCopper · 2 mgSelenium · 70 mcgLycopene · 250 mcgVitamin E · 100 IU
Study evidence
Biotin Supportive 10 studies
Copper Supportive 16 studies
Lycopene Supportive 20 studies
Niacin Supportive 61 studies
Selenium Supportive 22 studies
Vitamin A Supportive 106 studies
Vitamin C Supportive 53 studies
Vitamin E Supportive 38 studies
Zinc Supportive 66 studies

Ingredients

IngredientAmount per servingScore
Vitamin A (Beta-Carotene, Vitamin A Acetate)
5000 IU 59
Vitamin C (Ascorbic Acid)
250 mg
Vitamin D (Cholecalciferol)
600 IU 62
Vitamin E (D-Alpha-Tocopheryl Succinate)
100 IU 66
Vitamin K (Phytonadione)
80 mcg 38
Thiamine (Thiamine Hydrochloride)
20 mg 65
Riboflavin
20 mg 48
Niacin (Niacinamide)
20 mg
Vitamin B6 (Pyridoxine Hydrochloride)
20 mg 79
Folic Acid
600 mcg 44
Vitamin B12 (Cyanocobalamin)
100 mcg 21
Biotin
250 mcg 59
Pantothenic Acid (D-Calcium Pantothenate)
20 mg 61
Calcium (Calcium Carbonate, Calcium Citrate)
150 mg
Iron (Iron A.A. Chelate)
18 mg 63
Iodine (Kelp)
200 mcg 64
Magnesium (Magnesium Aspartate, Magnesium Oxide)
75 mg
Zinc (Zinc Citrate)
15 mg 78
Selenium (Selenomethionine)
70 mcg 51
Copper (Copper Gluconate)
2 mg 67
Manganese (Manganese Gluconate)
5 mg 82
Chromium (as Chromium GTF)
120 mcg 30
Molybdenum (Molybdenum A.A. Chelate)
70 mcg 56
Dong Quai (Angelica sinensis) 4:1 root extract
80 mg
Chasteberry (Vitex agnus-castus) 4:1 berry extract
50 mg
Garcinia extract (HCA)
50 mg
Uva Ursi
50 mg
Horse Chestnut extract (Aescin)
25 mg
Alpha Lipoic Acid
20 mg
Butchers Broom
15 mg
Ostivone (Isopropoxy Isoflavone)
10 mg
Grape seed extract (Polyphenols)
10 mg
deodorized Garlic
10 mg
Citrus Bioflavonoids (Fruit)
10 mg
Soy Isoflavones
2 mg
Lycopene (Lyc-O-Mato natural Tomato Lycopene)
250 mcg
Lutein
250 mcg
Alpha-Carotene
93.5 mcg
Cryptoxanthin
22.8 mcg
Zeaxanthin
18.7 mcg
Adults 18–50 Women
Report overview
A+ Ingredient Form & Label QualityC Dose, Safety & Label TransparencyC Value
A serving supplies 20 mg of vitamin B6 at a moderate cost per milligram. The amount per serving exceeds the European adult daily upper limit of 12 mg, before considering other sources. The B6 source is Pyridoxine Hydrochloride.
How this ingredient is rated

Ingredient Form & Label Quality100

The B6 source is Pyridoxine Hydrochloride. The available additive information records no artificial colors, titanium dioxide or talc.
Vitamin B6 Form Identification
The B6 source is Pyridoxine Hydrochloride.
Clean Label and Excipient Purity
The available additive information records no artificial colors, titanium dioxide or talc.

Dose, Safety & Label Transparency65

A serving provides 20 mg of vitamin B6. This amount per serving exceeds the European adult daily upper limit of 12 mg; total daily intake also includes other sources. The B6 source is named.
Vitamin B6 Dose & Safety Policy
A serving provides 20 mg of vitamin B6. This amount per serving exceeds the European adult daily upper limit of 12 mg; total daily intake also includes other sources.
Label Transparency
The label identifies Pyridoxine Hydrochloride as a B6 source.

Value65

The cost per milligram of vitamin B6 is moderate.
Vitamin B6 Price Efficiency
The cost per milligram of vitamin B6 is moderate.
B+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD+ Value
A serving provides 5 mg of manganese at a mid-range cost per serving. It uses manganese gluconate.
How this ingredient is rated

Active Ingredient Quality & Bioavailability80

Manganese gluconate is an organic salt with good solubility.
Manganese Chemical Form
Manganese gluconate is an organic salt with good solubility.

Dose, Safety & Label Transparency100

The 5 mg serving falls within the stated range for bone and joint support. The manganese amount is clearly stated.
Manganese Dosage Efficacy & Safety
The 5 mg serving falls within the stated range for bone and joint support.
Elemental Weight Disclosure
The manganese amount is clearly stated.

Value50

The cost per serving is mid-range.
Price per Serving vs. Median
The cost per serving is mid-range.
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD+ Value
The serving provides 200 mcg of iodine at a higher cost per serving. The amount falls within the range for daily thyroid maintenance. The chemical form and marine sourcing details remain unclear.
How this ingredient is rated

Active Ingredient Quality & Bioavailability34

The chemical form of the marine iodine is unspecified. The marine source has no stated organic status or qualifying geographic origin.
Iodine Form & Bioavailability
The chemical form of the marine iodine is unspecified.
Marine Source Purity & Sourcing
The marine source has no stated organic status or qualifying geographic origin.

Dose, Safety & Label Transparency100

The label states 200 mcg of iodine per serving. That falls within the range for daily thyroid maintenance and below the upper intake level.
Dosage Efficacy for Daily Support
The 200 mcg serving falls within the range used for daily thyroid maintenance.
Dosage Safety & Upper Limits
The 200 mcg serving is below the 1,100 mcg upper intake level.
Elemental Iodine Transparency
The iodine amount is stated on the label.

Value50

The cost per serving is higher.
Price Per Effective Serving
The cost per serving is higher.
Report alternatives

Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. Association between Serum Magnesium and Fractures: A Systematic Review and Meta-Analysis of Observational Studies.
    Dominguez LJ; Veronese N; Ciriminna S; Pérez-Albela JL; Vásquez-López VF; Rodas-Regalado S; Di Bella G; Parisi A; Tagliaferri F; Barbagallo M · Nutrients · 2023
    Meta-analysis119,755 participants4 studies pooledBone Health forMagnesium
  17. Bioabsorbable Magnesium-Based Materials Potential and Safety in Bone Surgery: A Systematic Review.
    Hung CH; Kwok YC; Yip J; Wong HH; Leung YY · Craniomaxillofacial trauma & reconstruction · 2025
    Systematic review386 participants8 studies pooledBone Health forMagnesium
  18. Vascularized bone grafting fixed by biodegradable magnesium screw for treating osteonecrosis of the femoral head.
    Zhao D; Huang S; Lu F; Wang B; Yang L; Qin L; Yang K; Li Y; Li W; Wang W; Tian S; Zhang X; Gao W; Wang Z; Zhang Y; Xie X; Wang J; Li J · Biomaterials · 2016
    Randomized trial48 participantsBone Health forMagnesium
  19. An update on magnesium and bone health.
    Rondanelli M; Faliva MA; Tartara A; Gasparri C; Perna S; Infantino V; Riva A; Petrangolini G; Peroni G · Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2022
    Narrative reviewBone Health forMagnesium
  20. Sex-specific differences in the association of magnesium intake with femoral neck bone mineral density among older adults.
    Wang B; Tan X; Yao X; Zhu Z · Endocrine connections · 2025
    Cross-sectional study1,343 participantsBone Health forMagnesium