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Women's 40+ Multivitamin

Innate Response Formulas
4.7
★ ★ ★ ★ ★
(286 ratings)
Iodine 150 mcg
Choline 200 mg
Manganese 2 mg
Biotin 300 mcg
Iron 9 mg
Vitamin K 80 mcg
Chromium 120 mcg
Product Image
Score73
Active B vitamins, choline, iron, zinc, selenium, and molybdenum provide broad metabolic and detoxification cofactors. Yeast-derived mineral forms and an extremely small listed copper amount reduce confidence in mineral balance.
How scoring works
Quantity:120 Tablet(s) • (60 servings)
Goals:
Energy
Detoxification

Score 73

Active B vitamins, choline, iron, zinc, selenium, and molybdenum provide broad metabolic and detoxification cofactors. Yeast-derived mineral forms and an extremely small listed copper amount reduce confidence in mineral balance.
How scoring works
$74.99($1.24 per serving)
Vitacost
$ 74.99
iHerb
$ 74.99
Pure Formulas
$ 74.99
Amazon
$ 74.99
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Analysis

Active B vitamins, choline, iron, zinc, selenium, and molybdenum provide broad metabolic and detoxification cofactors. The women’s 40+ formula uses several meaningful nutrient forms.

Yeast-derived mineral forms and an extremely small listed copper amount reduce confidence in mineral balance. The formula is less dependable for long-term zinc use when copper support is uncertain.

It fits women over 40 who need iron and want active B forms. Users on anticoagulants or those avoiding iron require a different product.

Who is it for
  • Women over 40 who need iron
  • Users seeking active B vitamins
  • People wanting broad metabolic cofactors
Best for
  • Energy-metabolism nutrition
  • Iron and trace minerals
  • Active B-vitamin intake

Pros

  • Uses active B-vitamin forms
  • Includes choline, iron, zinc, and selenium
  • Provides molybdenum

Cons

  • Copper amount appears extremely small
  • Some minerals use yeast-derived forms
  • Premium serving cost

Warnings

  • Vitamin K1 and K2 can reduce warfarin effectiveness and require consistent intake.
  • Iron may cause digestive upset and is not suitable for users who do not need it.
  • High zinc with very little listed copper may worsen copper status over time.

Nutrient quality

86 Highest impact

Active B vitamins, natural vitamin E, vitamin K2, and chelated zinc provide strong form quality. The broad amounts are balanced, though limited magnesium and specialty nutrients reduce depth for every stated goal.

Ingredient transparency

79 High impact

Most active amounts are present, but repeated forms sometimes obscure whether the quantities are totals or separate contributions. Inactive ingredients and complete daily-use directions remain missing.

Customer satisfaction

66 High impact

The average rating is favorable, with a moderate evidence base behind it. No specific feedback is supplied to judge repeated complaints or whether experience matches the intended use.

Value for money

53 Moderate impact

The supply provides weak cost efficiency for the active formula. Few low-value extras materially inflate the price.

Report analysis

Goals

Energy
Essential Energy Nutrients
Energy
Impact
Highest effect
B+ Goal FitB+ Strength of SupportB CoverageA Formula Quality
Iodine · 150 mcgVitamin D · 25 mcgVitamin B5 · 10 mgRiboflavin · 2 mgThiamin · 2 mgVitamin B12 · 12 mcgIron · 9 mg

Iron, iodine, active B vitamins, and methylcobalamin cover oxygen transport, thyroid regulation, and food-energy metabolism. The ingredient forms are generally strong and clearly disclosed.

The iron amount is most useful when iron status is low and may be unnecessary for people without deficiency. The formula offers broad nutritional support but no stimulant or performance pathway.

Study evidence
Iodine Adverse 3 studies
Iron Supportive 74 studies
Detoxification
Detoxification
Impact
High effect
B- Goal FitB- Strength of SupportB- CoverageB- Formula Quality
Folate · 340 mcg DFEVitamin B12 · 12 mcgVitamin B6 · 6 mgMolybdenum · 70 mcgSelenium · 50 mcgVitamin E · 20 mgZinc · 15 mgVitamin C · 100 mgCholine · 200 mgRiboflavin · 2 mg

Choline, molybdenum, selenium, zinc, and active B vitamins support several normal liver and metabolic-clearance functions. The formula offers broad cofactor coverage, but it lacks concentrated liver actives such as milk thistle or cysteine-based glutathione support.

Choline reaches a moderate liver-support amount, while molybdenum is below the targeted collection range and its exact chemical form is unclear. Vitamin K1 and K2 can reduce warfarin's anticoagulant effect, so people using warfarin need consistent intake and appropriate clotting monitoring.

Study evidence
Choline Supportive 6 studies
Molybdenum Adverse 1 study
Selenium Supportive 10 studies
Zinc Supportive 30 studies

Ingredients

IngredientAmount per serving
Vitamin A (Beta Carotene)
 525 mcg RAE
Vitamin C (organic Orange)
 100 mg
Vitamin D3 (S. cerevisiae)
 25 mcg
Vitamin E (D-Alpha-Tocopherol)
 20 mg
Vitamin K1 (Cabbage)
 80 mcg
Thiamin (Thiamine HCl)
 2 mg
Riboflavin (Riboflavin 5'-Phosphate Sodium)
 2 mg
Niacin (Niacinamide, S. cerevisiae)
 20 mg NE
Vitamin B6 (Pyridoxal 5-Phosphate)
 6 mg
Folate (L-5-MTHF)
 340 mcg DFE
Vitamin B12 (Methylcobalamin)
 12 mcg
Biotin (Brown Rice)
 300 mcg
Pantothenic Acid (Calcium D-Pantothenate)
 10 mg
Choline (Choline Bitartrate)
 200 mg
Iron (S. cerevisiae)
 9 mg
Iodine (S. cerevisiae)
 150 mcg
Zinc (Rice Amino Acid Chelate)
 15 mg
Selenium (S. cerevisiae)
 50 mcg
Copper (S. cerevisiae)
 0.2 mcg
Manganese (S. cerevisiae)
 2 mg
Chromium (S. cerevisiae)
 120 mcg
Molybdenum (S. cerevisiae)
 70 mcg
Vitamin K2 (Menaquinone-7)
 40 mcg
Gluten Free Kosher Dairy Free Women 50+ Women 18–50 Vegetarian
Report overview
Iodine (S. cerevisiae) · 150 mcg OverallScore78
B Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyF Value

Yeast-bound iodine offers a food-based source, though its exact chemical form is unclear. The elemental amount is well aligned with routine thyroid maintenance and remains within the safe daily range. Meaningful selenium partly offsets the high serving cost, but iodine-specific value remains limited.

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Choline (Choline Bitartrate) · 200 mg OverallScore65
B Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyF Value

Choline bitartrate provides a moderate amount suited to systemic or liver-focused support, but it is less targeted to the brain than premium forms. The label clearly states the choline amount and source, while two tablets remain manageable for daily use. Choline-specific value is weak because the serving cost is high relative to the amount delivered.

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Manganese (S. cerevisiae) · 2 mg OverallScore58
D+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

The manganese carried in nutritional yeast source leaves some uncertainty about chelation quality. The 2 mg amount is appropriate for maintenance but below the targeted range. Serving cost is high for manganese-focused use, though other ingredients may add separate value.

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Loading alternative details
88 Performance

Multi for Women 40+

MegaFood
<p>Active B vitamins, vitamin K2, natural vitamin E, and bisglycinate minerals provide strong women’s 40+ coverage with balanced amounts. The smaller package costs more per serving than its larger counterpart, and included iron should match individual need. Its forms or disclosure offer a credible quality advantage over Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
78 Performance

PreNatal Nutrients

Pure Encapsulations
<p>Methylfolate, methylcobalamin, iron glycinate, citrate minerals, selenomethionine, and vitamin D3 provide high-quality prenatal coverage. Very high folate, substantial iron, modest choline and magnesium, and a hidden carotenoid blend make it suitable only when prenatal needs apply. Its forms or disclosure offer a credible quality advantage over Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
75 Performance

Men's 40+ Multivitamin

INNATE Response Formulas
<p>Active B vitamins, vitamin D3, vitamin K2, choline, and broad trace nutrients create a balanced disclosed multivitamin. The men’s 40+ design lacks iron and calcium or magnesium, making it less suitable for a woman whose needs differ. Its forms or disclosure offer a credible quality advantage over Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
89 Budget

Multi for Women 40+

MegaFood
<p>Active B vitamins, natural vitamin E, vitamin K2, and bisglycinate minerals provide a balanced women’s formula with a correctly stated vitamin D3 amount. The longer supply also lowers the serving cost, though iron should still match individual need. It is cheaper than Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
70 Budget

Gentle Multiple

Bluebonnet Early Promise Prenatal
<p>Iron bisglycinate, magnesium bisglycinate, vitamin D3, iodine, choline, and broad vitamins offer substantial nutrient depth for less per serving. The prenatal dose pattern includes high iron, folate, and vitamin E, so it is appropriate only when those needs match. It is cheaper than Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
67 Budget

Centrum Silver Women 50+

GSK
<p>Broad once-daily vitamins, iodine, zinc, magnesium, and iron provide inexpensive maintenance coverage. Chemical forms are not disclosed and calcium plus several trace nutrients are modest, making it less refined than the original. It is cheaper than Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
72 Value

BalanceBlend

Fairhaven Health
<p>Active B vitamins, methylfolate, methylcobalamin, vitamin D3, selenium, and broad trace nutrients provide good forms at a lower serving cost. A large proprietary blend hides ingredient amounts, while the formula lacks the original’s clearly defined choline and iron balance. Its balance of nutrient quality and serving cost is more favorable than Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
77 Value

Multi for Men 40+

MegaFood
<p>Active B vitamins, methylfolate, methylcobalamin, vitamin K2, choline, and bisglycinate minerals provide excellent form quality at a lower or similar serving cost. The men’s 40+ design omits iron and does not fit someone seeking a women-specific formula, but its disclosed core is strong. Its balance of nutrient quality and serving cost is more favorable than Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
74 Value

Baby & Me Multivitamin

INNATE Response Formulas
<p>Active B vitamins, natural vitamin E, vitamin K2, meaningful choline, iron, and iodine create a coherent prenatal foundation. Folate is high and calcium and magnesium remain limited, so its good forms are relevant only when prenatal dosing is wanted. Its balance of nutrient quality and serving cost is more favorable than Women's 40+ Multivitamin although age, sex, prenatal status, and iron need should guide the fit.</p>
Report alternatives

Sources

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

  1. The Effect of Parenteral or Oral Iron Supplementation on Fatigue, Sleep, Quality of Life and Restless Legs Syndrome in Iron-Deficient Blood Donors: A Secondary Analysis of the IronWoMan RCT.
    Macher S; Herster C; Holter M; Moritz M; Matzhold EM; Stojakovic T; Pieber TR; Schlenke P; Drexler C; Amrein K · Nutrients · 2021
    Randomized trial176 participantsEnergy forIron
  2. Clinical evaluation of iron treatment efficiency among non-anemic but iron-deficient female blood donors: a randomized controlled trial.
    Waldvogel S; Pedrazzini B; Vaucher P; Bize R; Cornuz J; Tissot JD; Favrat B · BMC medicine · 2012
    Randomized trial154 participantsEnergy forIron
  3. Intravenous iron for the treatment of fatigue in nonanemic, premenopausal women with low serum ferritin concentration.
    Krayenbuehl PA; Battegay E; Breymann C; Furrer J; Schulthess G · Blood · 2011
    Randomized trial90 participantsEnergy forIron
  4. Ferric carboxymaltose vs. oral iron in the treatment of pregnant women with iron deficiency anemia: an international, open-label, randomized controlled trial (FER-ASAP).
    Breymann C; Milman N; Mezzacasa A; Bernard R; Dudenhausen J; FER-ASAP investigators · Journal of perinatal medicine · 2018
    Randomized trial252 participantsEnergy forIron
  5. Iron deficiency, general health and fatigue: results from the Australian Longitudinal Study on Women's Health.
    Patterson AJ; Brown WJ; Powers JR; Roberts DC · Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2001
    Cohort studyEnergy forIron
  6. Choline and contribution to normal liver function of the foetus and exclusively breastfed infants: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Nutrition, Novel Foods and Food allergens (NDA); Turck D; Bohn T; Castenmiller J; De Henauw S; Hirsch-Ernst KI; Knutsen HK; Maciuk A; Mangelsdorf I; McArdle HJ; Naska A; Pentieva K; Thies F; Tsabouri S; Vinceti M; Bresson JL; Fiolet T; Siani A · EFSA journal. European Food Safety Authority · 2024
    Guideline / consensusDetoxification forCholine
  7. Adiposity May Moderate the Link Between Choline Intake and Non-alcoholic Fatty Liver Disease.
    Mazidi M; Katsiki N; Mikhailidis DP; Banach M · Journal of the American College of Nutrition · 2020
    Cross-sectional study20,643 participantsDetoxification forCholine
  8. 1H MR Spectroscopy at 3T for Hepatic Choline Quantification in Healthy Young Women: A Translational Imaging Study with Dietary Correlation.
    Hawesa H; Alghamdi R; Allam H; Alfaifi B; Alrabiah N; Alghumaiz M; Shanawani M; Alshegri H; Hassan MG · Current medical imaging · 2026
    Cohort study88 participantsDetoxification forCholine
  9. Relationship of Choline Intake with Biomarkers of Liver Health by Genotype-A Cross-Sectional Analysis.
    Wallace TC; Cowan-Pyle AE; Klatt KC; Bailey RL · The Journal of nutrition · 2025
    Cross-sectional study1,438 participantsDetoxification forCholine
  10. Choline and Choline-Related Metabolites in Pediatric Short Bowel Syndrome.
    Hilberath J; Shunova A; Heister L; Poets CF; Bernhard W · Nutrients · 2026
    Observational study80 participantsDetoxification forCholine
  11. Choline Supplementation in Cystic Fibrosis-The Metabolic and Clinical Impact.
    Bernhard W; Lange R; Graepler-Mainka U; Engel C; Machann J; Hund V; Shunova A; Hector A; Riethmüller J · Nutrients · 2019
    Single-arm trial10 participantsDetoxification forCholine
  12. Human molybdenum exposure risk in industrial regions of China: New critical effect indicators and reference dose.
    Kuang HX; Li MY; Zeng XW; Chen D; Zhou Y; Zheng T; Xiang MD; Wu QZ; Chen XC; Dong GH; Yu YJ · Ecotoxicology and environmental safety · 2024
    Cross-sectional study2,267 participantsDetoxification forMolybdenum
  13. Supplementation with selenium can influence nausea, fatigue, physical, renal, and liver function of children and adolescents with cancer.
    Vieira ML; Fonseca FL; Costa LG; Beltrame RL; Chaves CM; Cartum J; Alves SI; Azzalis LA; Junqueira VB; Pereria EC; Rocha KC · Journal of medicinal food · 2015
    Randomized trialDetoxification forSelenium
  14. [Selenium and oxidative stress in cancer patients].
    Gorozhanskaia ÉG; Sviridova SP; Dobrovol'skaia MM; Zybrikhina GN; Kashnia ShR · Biomeditsinskaia khimiia · 2014
    Single-arm trial40 participantsDetoxification forSelenium
  15. Comprehensive Insights into the Health Effects of Selenium Exposure and Supplementation Among the Chinese Community Middle-Aged and Elderly: a Combined Retrospective Cohort Study and Intervention Study.
    Li C; Peng X; Zheng J; Shi K; Qin L; Yang Q; Wang Z; Liu Y; Huang L · Biological trace element research · 2024
    Other40 participantsDetoxification forSelenium
  16. Heavy metals and metalloids exposure and liver function in Chinese adults - A nationally representative cross-sectional study.
    Wang S; Lyu Y; Ji S; Liu N; Wu B; Zhao F; Li Z; Qu Y; Zhu Y; Xie L; Li Y; Zhang Z; Song H; Hu X; Qiu Y; Zheng X; Zhang W; Yang Y; Li F; Cai J; Zhu Y; Cao Z; Tan F; Shi X · Environmental research · 2024
    Cross-sectional study9,445 participantsDetoxification forSelenium
  17. Selenium-Biofortified Strawberries Improve Glucose Homeostasis and Hepatic Function: A 30-Day Randomized Controlled Trial in Healthy Adults.
    Vasto S; Di Rosa L; Ferrantelli V; Fiore AS; Giordano CP; Cannizzaro A; Sabatino L; Macaluso A; Caldarella R; Caldara GF; Baldassano S · Nutrients · 2026
    Randomized trial35 participantsDetoxification forSelenium
  18. [Therapy of Wilson disease].
    Smolarek C; Stremmel W · Zeitschrift fur Gastroenterologie · 1999
    Narrative reviewDetoxification forZinc
  19. Efficacy of Zinc Supplement in Minimal hepatic Encephalopathy: A prospective, Randomized Controlled Study (Zinc-MHE Trial).
    Janyajirawong R; Vilaichone RK; Sethasine S · Asian Pacific journal of cancer prevention : APJCP · 2021
    Randomized trial69 participantsDetoxification forZinc
  20. Effect of zinc on liver cirrhosis with hyperammonemia: a preliminary randomized, placebo-controlled double-blind trial.
    Katayama K; Saito M; Kawaguchi T; Endo R; Sawara K; Nishiguchi S; Kato A; Kohgo H; Suzuki K; Sakaida I; Ueno Y; Habu D; Ito T; Moriwaki H; Suzuki K · Nutrition (Burbank, Los Angeles County, Calif.) · 2015
    Randomized trial18 participantsDetoxification forZinc
  21. Effects of low dose zinc supplementation on biochemical markers in non-alcoholic cirrhosis: a randomized clinical trial.
    Somi MH; Rezaeifar P; Ostad Rahimi A; Moshrefi B · Archives of Iranian medicine · 2012
    Randomized trial60 participantsDetoxification forZinc
  22. Correlation of Serum Zinc Levels with Hepatic Encephalopathy Severity in Patients with Decompensated Liver Cirrhosis: A Prospective Observational Study from Egypt.
    Semeya AA; Elgamal R; Othman AAA · Biological trace element research · 2025
    Observational study200 participantsDetoxification forZinc
  23. Association of radioactive iodine treatment with survivorship symptoms and primary care utilisation in women of reproductive age with thyroid cancer: a retrospective cohort study.
    Devanarayan P; Hartman M; Partin M · Family medicine and community health · 2026
    Cohort study10,882 participantsEnergy forIodine
  24. Energy level and fatigue after surgery for thyroid cancer: A population-based study of patient-reported outcomes.
    Hughes DT; Reyes-Gastelum D; Kovatch KJ; Hamilton AS; Ward KC; Haymart MR · Surgery · 2020
    Cohort study2,584 participantsEnergy forIodine
  25. Health-Related Quality of Life in Differentiated Thyroid Cancer Survivors: A Cross-Sectional Study From Turkey.
    Gültekin A; Kahraman MY; Şengöz T; Şimşek FS · Head & neck · 2026
    Cross-sectional study202 participantsEnergy forIodine
  26. Large-dose intravenous ferric carboxymaltose injection for iron deficiency anemia in heavy uterine bleeding: a randomized, controlled trial.
    Van Wyck DB; Mangione A; Morrison J; Hadley PE; Jehle JA; Goodnough LT · Transfusion · 2010
    Randomized trial477 participantsEnergy forIron
  27. Effect of iron therapy on fatigue symptoms in non-anaemic iron deficient women of reproductive age- A Randomized Controlled Trial.
    Sultana N; Bajwa FA; Sikandar MZ; Haider MM; Majeed T · JPMA. The Journal of the Pakistan Medical Association · 2026
    Randomized trial164 participantsEnergy forIron
  28. Intravenous iron isomaltoside treatment of women suffering from severe fatigue after postpartum hemorrhage.
    Holm C; Thomsen LL; Langhoff-Roos J · The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians · 2019
    Randomized trial85 participantsEnergy forIron