Product Image

Daily Prenatal Multi

California Gold Nutrition
4.8
★ ★ ★ ★ ★
(5797 ratings)
Vitamin B6 30 mg
Iron 27 mg
Thiamin 15 mg
Riboflavin 18 mg
Copper 3 mg
Choline 30 mg
Protein 1 Gram(s)
Product Image
Score75
A convenient prenatal with strong iron, folate, vitamin D, and B-vitamin coverage. Low choline, iodine, calcium, and magnesium keep it from being fully comprehensive.
How scoring works
Quantity:60 Softgel(s) • (30 servings)
Goals:
Energy
Hair Health
Productivity Boost

Score 75

A convenient prenatal with strong iron, folate, vitamin D, and B-vitamin coverage. Low choline, iodine, calcium, and magnesium keep it from being fully comprehensive.
How scoring works
$16.94($0.56 per serving)
iHerb
$ 16.94
Amazon
$ 0.00
Walmart
$ 28.01
iHerb
$ 28.01
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Analysis

Iron, folic acid, vitamin D3, methylcobalamin, and broad B-vitamin coverage address several common prenatal needs. Ferrous fumarate provides a substantial iron amount, though tolerance varies.

Choline, iodine, calcium, and magnesium are present at amounts that do not provide complete prenatal coverage. Magnesium oxide and cupric oxide are also less appealing forms than better-absorbed alternatives.

The two-softgel routine is convenient and the formula includes an alpha-and-omega blend, although its individual fatty acids are not disclosed. It can serve as a basic prenatal foundation, but diet and professional guidance are needed to address the weaker areas.

Who is it for
  • Pregnant adults seeking a basic prenatal softgel
  • People who need substantial prenatal iron
  • Users who can fill choline and mineral gaps through diet
Best for
  • Prenatal iron and folate coverage
  • Vitamin D and B-vitamin support
  • Convenient two-softgel routines

Pros

  • Substantial iron and folate
  • Includes vitamin D3 and methylcobalamin
  • Broad B-vitamin coverage

Cons

  • Low choline and iodine
  • Modest calcium and magnesium
  • Uses magnesium oxide and cupric oxide

Warnings

  • The iron amount can cause constipation, nausea, or dark stools and should be kept away from children.
  • Thirty milligrams of vitamin B6 is substantial for long-term daily use when combined with other supplements.
  • Biotin can interfere with some laboratory tests, so disclose use before testing.

Nutrient quality

68 High impact

Vitamin D3, methylcobalamin, chelated zinc, and ferrous fumarate are useful, while magnesium and copper oxides are weak forms. Iron, folate, vitamin D, and several B vitamins are substantial, but choline, iodine, magnesium, and zinc are limited.

Ingredient transparency

72 High impact

Most vitamins and minerals have clear amounts, while the fatty-acid blend lacks component doses. The Alpha and Omega blend conceals its individual fatty acids and their amounts.

Customer satisfaction

77 High impact

The average rating is very strong and supports a positive customer signal. A large review base adds reliability, but no specific complaint or experience themes were provided.

Value for money

84 Highest impact

Broad prenatal nutrient coverage and a low serving cost create good value despite weak mineral forms and low choline. The formula compares favorably with similar products on quality and serving value.

Report analysis

Goals

Energy
Energy
Impact
Highest effect
B+ Goal FitB Strength of SupportB- CoverageA Formula Quality
Iodine · 50 mcgVitamin D · 30 mcgVitamin B5 · 15 mgMagnesium · 80 mgRiboflavin · 18 mgThiamin · 15 mgVitamin B12 · 10 mcgIron · 27 mg

Iron, thiamin, riboflavin, vitamin B6, folate, and methylcobalamin support red blood cell formation and metabolic energy during prenatal use. The iron amount is substantial and paired with relevant nutrient cofactors.

Low B12 and magnesium amounts limit its fit as a dedicated energy product. Ferrous fumarate may cause constipation or stomach upset, and the formula is best matched to users who need prenatal-level iron.

Study evidence
Iron Supportive 74 studies
Magnesium Supportive 4 studies
Riboflavin Mixed 6 studies
Thiamin Disputed 12 studies
Hair Health
Hair Health
Impact
High effect
C+ Goal FitB Strength of SupportB- CoverageC+ Formula Quality
Biotin · 250 mcgVitamin D · 30 mcgZinc · 5 mgIron · 27 mgVitamin C · 60 mg

Iron, folate, B12, and vitamin C address a major nutritional pathway linked to shedding. The prenatal design is most relevant when iron needs are genuinely elevated.

The iron amount is effective, though ferrous fumarate may cause digestive discomfort in sensitive users. Copper is comparatively high and uses poorly absorbed cupric oxide.

Study evidence
Copper Adverse 4 studies
Folate Mixed 15 studies
Iron Disputed 25 studies
Vitamin C Mixed 5 studies
Productivity Boost
Productivity Boost
Impact
Moderate effect
D+ Goal FitC Strength of SupportD CoverageD Formula Quality
Iron · 27 mgVitamin B12 · 10 mcgVitamin B12 · 10 mcgVitamin B6 · 30 mgZinc · 5 mgMagnesium · 80 mg

Iron and B vitamins can help prevent deficiency-related fatigue, but the prenatal formula is not a targeted productivity aid. Iron and most B vitamins are present at useful nutritional amounts, while choline is low at 30 mg.

The formula supports oxygen transport and energy metabolism. It provides nutritional depth without direct alertness, stress-resistance, or neurotransmitter support.

Study evidence
Iron Supportive 69 studies

Ingredients

IngredientAmount per serving
Calories
15 Calorie(s)
Total Fat
1 Gram(s)
Cholesterol
5 mg
Protein
1 Gram(s)
Vitamin A (Vitamin A Palmitate)
 750 mcg
Vitamin C (Ascorbic Acid)
 60 mg
Vitamin D (Cholecalciferol)
 30 mcg
Thiamine (Thiamine Mononitrate)
 15 mg
Riboflavin
18 mg
Niacin (Niacinamide)
 20 mg NE
Vitamin B6 (Pyridoxine Hydrochloride)
 30 mg
Folate (Folic Acid)
 833 mcg DFE
Vitamin B12 (Methylcobalamin)
 10 mcg
Biotin
250 mcg
Pantothenic Acid
15 mg
Choline
30 mg
Calcium (Calcium Carbonate)
 150 mg
Iron (Ferrous Fumarate)
 27 mg
Iodine (Potassium Iodate)
 50 mcg
Magnesium (Magnesium Oxide)
 80 mg
Zinc (Zinc Amino Acid Chelate)
 5 mg
Copper (Cupric Oxide)
 3 mg
Alpha & Omega
760 mg
Gluten Free Dairy Free Pregnant
Report overview
Vitamin B6 (Pyridoxine Hydrochloride) · 30 mg OverallScore86
C+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value

The 30 mg B6 dose is well aligned with the collection, but it uses pyridoxine hydrochloride rather than active P-5-P. Riboflavin may support conversion, and two softgels make the serving practical. The comprehensive prenatal formula delivers strong value, although someone seeking B6 alone may prefer a simpler active-form option.

View ingredientView products
Iron (Ferrous Fumarate) · 27 mg OverallScore70
B- Active Ingredient Quality & BioavailabilityA Dose, Safety & Label TransparencyF Value

The 27 mg iron dose is effective and clearly disclosed, though ferrous fumarate can be harsher than premium chelates. Vitamin C, folate, and methylcobalamin support absorption and red blood cell formation without a large competing mineral dose. Two softgels are reasonably convenient, but the serving cost is high.

View ingredientView products
Thiamin (Thiamine Mononitrate) · 15 mg OverallScore65
B- Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyD- Value

The serving supplies 15 mg of thiamin as thiamine mononitrate within a prenatal multivitamin. The amount provides moderate potency rather than targeted high-potency support. Cost efficiency is weak when normalized to the thiamin amount.

View ingredientView products
Loading alternative details
82 Performance

Women's Iron Restore

Carlson
The formulation offers a stronger or more focused alternative for the original purpose. Chelated iron, molybdenum, copper, vitamin C, and broad B vitamins create a focused iron-restoration formula at a very low serving cost. High iron and preformed vitamin A suit documented need rather than casual use, while porcine liver and stomach ingredients limit suitability.
82 Performance

Blood Nutrients

Carlson
The formulation offers a stronger or more focused alternative for the original purpose. Chelated iron, molybdenum, copper, vitamin C, and broad B vitamins create a focused blood-building formula with excellent long-bottle value. High iron and preformed vitamin A suit documented need rather than casual use, while porcine liver and stomach ingredients limit suitability.
78 Performance

Vitamins Only

Solgar
The formulation offers a stronger or more focused alternative for the original purpose. A broad vitamin-only formula covers major antioxidant and energy-metabolism nutrients with several useful forms. Vitamin B6 is high for routine long-term use, and the supplied pantothenic-acid unit appears unusually small or potentially erroneous.
78 Budget

B-50 Complex

21st Century
The lower serving cost makes this a more economical option with relevant nutrient overlap. A budget B-complex provides substantial core B-vitamin amounts with clear active disclosure and a long supply. Conventional forms and a high vitamin B6 amount limit its fit for unsupervised long-term daily use.
74 Budget

B-Complex '50'

Solgar
The lower serving cost makes this a more economical option with relevant nutrient overlap. Broad B-vitamin coverage fits energy metabolism, but the formula relies on conventional forms and an unnecessarily high vitamin B6 amount. Long-term use may increase neuropathy risk, while the tiny herbal blend adds little practical value.
74 Budget

B-Complex '50'

Solgar
The lower serving cost makes this a more economical option with relevant nutrient overlap. Broad B-vitamin coverage fits energy metabolism, but the formula relies on conventional forms and an unnecessarily high vitamin B6 amount. Long-term use may increase neuropathy risk, while the tiny herbal blend adds little practical value.
77 Value

B-50 Complex

Nature's Way
The balance of useful ingredients and serving cost provides better practical value. Active riboflavin improves a broad and clearly dosed B-complex base, but the vitamin B6 amount is unnecessarily high. Long-term daily use may increase neuropathy risk despite otherwise coherent energy-metabolism coverage.
76 Value

Megasorb B-Complex '50'

Solgar
The balance of useful ingredients and serving cost provides better practical value. Active riboflavin and vitamin B6 forms improve a broad B-complex base, but the dose profile is unnecessarily aggressive. Long-term use of the high vitamin B6 amount may increase neuropathy risk.
74 Value

Super B-50

NaturesPlus
The balance of useful ingredients and serving cost provides better practical value. Methylfolate, methylcobalamin, and broad B-vitamin coverage support energy metabolism at a modest serving cost. High pyridoxine is poorly suited to casual long-term use, while folate, choline, and biotin are less substantial than the headline B-vitamin amounts.
Report alternatives

Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. Magnesium-L-threonate improves sleep quality and daytime functioning in adults with self-reported sleep problems: A randomized controlled trial.
    Hausenblas HA; Lynch T; Hooper S; Shrestha A; Rosendale D; Gu J · Sleep medicine: X · 2025
    Randomized trial80 participantsEnergy forMagnesium
  7. Total magnesium intake and risk of frailty in older women.
    Struijk EA; Fung TT; Bischoff-Ferrari HA; Willett WC; Lopez-Garcia E · Journal of cachexia, sarcopenia and muscle · 2024
    Cohort study81,524 participantsEnergy forMagnesium
  8. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  9. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  10. Physicochemical properties of and volatile compounds in riboflavin fortified cloudy apple juice; study of its effect on job fatigue among Egyptian construction workers.
    Fouad S; Ibrahim GE; Hussein AMS; Ibrahim FA; El Gendy A · Heliyon · 2021
    Non-randomized trialEnergy forRiboflavin
  11. Vitamin B status in patients with chronic fatigue syndrome.
    Heap LC; Peters TJ; Wessely S · Journal of the Royal Society of Medicine · 1999
    Case-control study30 participantsEnergy forRiboflavin
  12. B-vitamins, related vitamers, and metabolites in patients with quiescent inflammatory bowel disease and chronic fatigue treated with high dose oral thiamine.
    Bager P; Hvas CL; Hansen MM; Ueland P; Dahlerup JF · Molecular medicine (Cambridge, Mass.) · 2023
    Observational studyEnergy forRiboflavin
  13. Metabolic features of chronic fatigue syndrome.
    Naviaux RK; Naviaux JC; Li K; Bright AT; Alaynick WA; Wang L; Baxter A; Nathan N; Anderson W; Gordon E · Proceedings of the National Academy of Sciences of the United States of America · 2024
    Case-control study84 participantsEnergy forRiboflavin
  14. Effectiveness of Riboflavin in Inherited Metabolic Diseases: A Systematic Review
    Bregje Jaeger, Nina N Stolwijk, Femke Aaldering, Charlotte A Ruys, Marije Smits, Nicole I Wolf, Carla E M Hollak, Annet M Bosch · Journal of Inherited Metabolic Disease · 2026
    Systematic review381 studies pooledEnergy forRiboflavin
  15. Influence of thiamin supplementation on the health and general well-being of an elderly Irish population with marginal thiamin deficiency.
    Smidt LJ; Cremin FM; Grivetti LE; Clifford AJ · Journal of gerontology · 1991
    Randomized trial80 participantsEnergy forThiamin
  16. Randomised clinical trial: high-dose oral thiamine versus placebo for chronic fatigue in patients with quiescent inflammatory bowel disease.
    Bager P; Hvas CL; Rud CL; Dahlerup JF · Alimentary pharmacology & therapeutics · 2021
    Randomized trial40 participantsEnergy forThiamin
  17. Dietary reference values for thiamin.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA); Turck D; Bresson JL; Burlingame B; Dean T; Fairweather-Tait S; Heinonen M; Hirsch-Ernst KI; Mangelsdorf I; McArdle HJ; Naska A; Nowicka G; Pentieva K; Sanz Y; Siani A; Sjödin A; Stern M; Tomé D; Van Loveren H; Vinceti M; Willatts P; Lamberg-Allardt C; Przyrembel H; Tetens I; Gudelj Rakic J; Ioannidou S; de Sesmaisons-Lecarré A; Forss AC; Neuhäuser-Berthold M · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusEnergy forThiamin
  18. Effects of thiamine supplementation on exercise-induced fatigue.
    Suzuki M; Itokawa Y · Metabolic brain disease · 1996
    Randomized trial16 participantsEnergy forThiamin
  19. Long-term maintenance treatment with 300 mg thiamine for fatigue in patients with inflammatory bowel disease: results from an open-label extension of the TARIF study.
    Bager P; Hvas CL; Rud CL; Dahlerup JF · Scandinavian journal of gastroenterology · 2022
    Randomized trialEnergy forThiamin
  20. Menkes disease and response to copper histidine: An Indian case series.
    Yoganathan S; Sudhakar SV; Arunachal G; Thomas M; Subramanian A; George R; Danda S · Annals of Indian Academy of Neurology · 2022
    Case series4 participantsHair Health forCopper
  21. Trace element levels in alopecia areata.
    Bhat YJ; Manzoor S; Khan AR; Qayoom S · Indian journal of dermatology, venereology and leprology · 2009
    Case-control study100 participantsHair Health forCopper
  22. UV damage to hair and the effect of antioxidants and metal chelators.
    Millington KR; Marsh JM · International journal of cosmetic science · 2021
    In vitro / ex vivo studyHair Health forCopper
  23. Preserving fibre health: reducing oxidative stress throughout the life of the hair fibre.
    Marsh JM; Davis MG; Lucas RL; Reilman R; Styczynski PB; Li C; Mamak M; McComb DW; Williams RE; Godfrey S; Navqi KR; Chechik V · International journal of cosmetic science · 2016
    In vitro / ex vivo studyHair Health forCopper
  24. Hair Loss After Metabolic and Bariatric Surgery: a Systematic Review and Meta-analysis.
    Zhang W; Fan M; Wang C; Mahawar K; Parmar C; Chen W; Yang W; Global Bariatric Research Collaborative · Obesity surgery · 2021
    Meta-analysis2,538 participants18 studies pooledHair Health forFolate
  25. Quantitative Analysis of Selected Circulating Hematological Biomarkers, Essential Minerals, Vitamins, and Thyroid Hormones in Females Affected by Hair Loss.
    Al-Fawaeir S; Al-Odat I · Diseases (Basel, Switzerland) · 2025
    Case-control study200 participantsHair Health forFolate
  26. Twelve weeks of protracted venous infusion of fluorouracil (5-FU) is as effective as 6 months of bolus 5-FU and folinic acid as adjuvant treatment in colorectal cancer.
    Saini A; Norman AR; Cunningham D; Chau I; Hill M; Tait D; Hickish T; Iveson T; Lofts F; Jodrell D; Ross PJ; Oates J · British journal of cancer · 2003
    Randomized trialHair Health forFolate
  27. Role of oxaliplatin combined with 5-fluorouracil and folinic acid in the first- and second-line treatment of advanced colorectal cancer.
    Jonker D; Rumble RB; Maroun J; Gastrointestinal Cancer Disease Site Groupof Cancer Care Ontario’s Program in Evidence-Based Care · Current oncology (Toronto, Ont.) · 2012
    Randomized trialHair Health forFolate
  28. Phase I-II study of vinorelbine in combination with 5-fluorouracil and folinic acid as first-line chemotherapy in metastatic breast cancer: a regimen with a low subjective toxic burden.
    Nolè F; de Braud F; Aapro M; Minchella I; De Pas TM; Zampino MG; Monti S; Andreoni G; Goldhirsch A · Annals of oncology : official journal of the European Society for Medical Oncology · 1997
    Randomized trialHair Health forFolate
  29. The Association Between Alopecia Areata and Iron Deficiency Anemia: A Large-Scale Population-Based Case-Control Study.
    Davidovici B; Drutin Y; Ben-Tov A; Mimouni D; Wohl Y · Journal of personalized medicine · 2026
    Case-control study100,203 participantsHair Health forIron
  30. Iron Deficiency and Nonscarring Alopecia in Women: Systematic Review and Meta-Analysis.
    Treister-Goltzman Y; Yarza S; Peleg R · Skin appendage disorders · 2022
    Meta-analysis10,029 participants36 studies pooledHair Health forIron
  31. Comparative Analysis of Postoperative Hair Loss and Micronutrient Deficiencies After One-Anastomosis Gastric Bypass Versus Sleeve Gastrectomy.
    Chinisaz F; Maleki T; Najjari K; Miratashi Yazdi SA · Obesity surgery · 2026
    Cohort study261 participantsHair Health forIron
  32. Assessment of Serum Ferritin Levels in Female Patients With Telogen Effluvium.
    Thamotharan N; Harikumar MV; Sundaram M; Swaminathan A; Rangarajan S · Cureus · 2026
    Cross-sectional study100 participantsHair Health forIron
  33. Diagnosis and treatment of female alopecia: Focusing on the iron deficiency-related alopecia.
    Lin CS; Chan LY; Wang JH; Chang CH · Tzu chi medical journal · 2023
    Cohort study155 participantsHair Health forIron
  34. Management of hair loss associated with endocrine therapy in patients with breast cancer: an overview.
    Karatas F; Sahin S; Sever AR; Altundag K · SpringerPlus · 2016
    Narrative reviewHair Health forVitamin C
  35. Elucidating causal relationships of diet-derived circulating antioxidants and the risk of non-scarring alopecia: A Mendelian randomization study.
    Ba Y; Shen L; Peng X; Zhang Y; Wang J · Medicine · 2024
    Methods validation study201,019 participantsHair Health forVitamin C
  36. Alterations of plasma antioxidants and mitochondrial DNA mutation in hair follicles of smokers.
    Liu CS; Chen HW; Lii CK; Tsai CS; Kuo CL; Wei YH · Environmental and molecular mutagenesis · 2002
    Observational studyHair Health forVitamin C
  37. Removal of synthetic hair dye using formamidine sulfinic acid and other sulfinate precursors.
    Hawkes JA; Lewis DM; Mama J; Murray J · International journal of cosmetic science · 2026
    Methods validation studyHair Health forVitamin C
  38. A Zinc Sulphate-Resistant Acrodermatitis Enteropathica Patient with a Novel Mutation in SLC39A4 Gene.
    Kilic M; Taskesen M; Coskun T; Gürakan F; Tokatli A; Sivri HS; Dursun A; Schmitt S; Küry S · JIMD reports · 2013
    Case reportHair Health forVitamin C
  39. Effects of daily iron supplementation in primary-school-aged children: systematic review and meta-analysis of randomized controlled trials.
    Low M; Farrell A; Biggs BA; Pasricha SR · CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2014
    Meta-analysis7,089 participants32 studies pooledProductivity Boost forIron
  40. Consumption of Iron-Biofortified Beans Positively Affects Cognitive Performance in 18- to 27-Year-Old Rwandan Female College Students in an 18-Week Randomized Controlled Efficacy Trial.
    Murray-Kolb LE; Wenger MJ; Scott SP; Rhoten SE; Lung'aho MG; Haas JD · The Journal of nutrition · 2017
    Randomized trial150 participantsProductivity Boost forIron
  41. Functional consequences of iron supplementation in iron-deficient female cotton mill workers in Beijing, China.
    Li R; Chen X; Yan H; Deurenberg P; Garby L; Hautvast JG · The American journal of clinical nutrition · 1994
    Randomized trial80 participantsProductivity Boost forIron
  42. The Effect of Iron-Fortified Lentils on Blood and Cognitive Status among Adolescent Girls in Bangladesh.
    Barnett AL; Wenger MJ; Yunus FM; Jalal C; DellaValle DM · Nutrients · 2023
    Randomized trial359 participantsProductivity Boost forIron
  43. Daily iron supplementation for improving anaemia, iron status and health in menstruating women.
    Low MS; Speedy J; Styles CE; De-Regil LM; Pasricha SR · The Cochrane database of systematic reviews · 2016
    Meta-analysis8,506 participants67 studies pooledProductivity Boost forIron