Rainbow Light Women's One Multivitamin Caplets supplement bottle
Rainbow Light

Women's One Multivitamin Caplets

What We Researched
27 active ingredients analyzed · 6 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
75
Product Score Fair
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Organic Rainbow Superfoods Blend 80.0 mg
Women's Botanical Blend 86.0 mg
Ginger, Enzyme and Probiotic Blend 37.0 mg
Vitamin A (as Beta-Carotene) 900.0 mcg 100%
Vitamin C (as Ascorbic Acid) 90.0 mg 100%
Vitamin D (as D3 Cholecalciferol) (2,000 IU) 50.0 mcg 250%
Vitamin E (as D-Alpha Tocopheryl Succinate) 15.0 mg 100%
Vitamin K (as Phytonadione) 120.0 mcg 100%
Thiamin (as Thiamin Mononitrate) 6.0 mg 500%
Riboflavin (Vitamin B2) 5.6 mg 431%
Niacin (as Niacinamide) 20.0 mg 125%
Vitamin B6 (as Pyridoxine Hydrochloride) 20.0 mg 1176%
Folate DFE (as Folic Acid) 400.0 mcg 100%
Folic Acid 240.0 mcg
Vitamin B12 (as Methylcobalamin) 10.0 mcg 417%
Biotin 50.0 mcg 167%
Pantothenic Acid (as Calcium Pantothenate) 13.0 mg 260%
Choline (as Choline Bitratrate) 55.0 mg 10%
Calcium (From Red Algae (Lithothamnion Sp.)) 100.0 mg 8%
Iron (as Iron Chelate) 6.0 mg 33%
Iodine (From Inactivated Yeast (Saccharomyces Cerevisiae)) 150.0 mcg 100%
Magnesium (as Magnesium Oxide from Seawater) 50.0 mg 12%
Zinc (as Zinc Citrate) 11.0 mg 100%
Selenium (as Selenium L-Methionine Complex) 55.0 mcg 100%
Copper (as Copper Chelate) 0.9 mg 100%
Manganese (as Manganese Citrate) 2.3 mg 100%
Molybdenum (as Molybdenum Glycinate Chelate) 45.0 mcg 100%
Bioavailability Good

Absorption Rating

  • Women's Botanical Blend Fair
  • Ginger, Enzyme and Probiotic Blend Fair
  • Vitamin A (as Beta-Carotene) Fair
  • Vitamin C (as Ascorbic Acid) Fair
  • Vitamin D (as D3 Cholecalciferol) (2,000 IU) Good
  • Vitamin E (as D-Alpha Tocopheryl Succinate) Good
  • Vitamin K (as Phytonadione) Fair
  • Thiamin (as Thiamin Mononitrate) Fair
  • Riboflavin (Vitamin B2) Good
  • Niacin (as Niacinamide) Good
  • Vitamin B6 (as Pyridoxine Hydrochloride) Fair
  • Folate DFE (as Folic Acid) Fair
  • Folic Acid Fair
  • Vitamin B12 (as Methylcobalamin) Good
  • Biotin Good
  • Pantothenic Acid (as Calcium Pantothenate) Good
  • Choline (as Choline Bitratrate) Poor
  • Calcium (From Red Algae (Lithothamnion Sp.)) Good
  • Iron (as Iron Chelate) Fair
  • Iodine (From Inactivated Yeast (Saccharomyces Cerevisiae)) Good
  • Magnesium (as Magnesium Oxide from Seawater) Poor
  • Zinc (as Zinc Citrate) Good
  • Selenium (as Selenium L-Methionine Complex) Good
  • Copper (as Copper Chelate) Fair
  • Manganese (as Manganese Citrate) Good
  • Molybdenum (as Molybdenum Glycinate Chelate) Good
Other Ingredients Fair

Fillers & Additives

No inactive ingredient data available.

Efficacy Very Good

Dosage Analysis

  • Vitamin A (as Beta-Carotene) 900.0 mcg Effective
  • Vitamin C (as Ascorbic Acid) 90.0 mg Effective
  • Vitamin D (as D3 Cholecalciferol) (2,000 IU) 50.0 mcg Effective
  • Vitamin E (as D-Alpha Tocopheryl Succinate) 15.0 mg Effective
  • Vitamin K (as Phytonadione) 120.0 mcg Effective
  • Thiamin (as Thiamin Mononitrate) 6.0 mg Effective
  • Riboflavin (Vitamin B2) 5.6 mg Effective
  • Niacin (as Niacinamide) 20.0 mg Effective
  • Vitamin B6 (as Pyridoxine Hydrochloride) 20.0 mg Effective
  • Folate DFE (as Folic Acid) 400.0 mcg Effective
  • Folic Acid 240.0 mcg Under-dosed
  • Vitamin B12 (as Methylcobalamin) 10.0 mcg Effective
  • Biotin 50.0 mcg Effective
  • Pantothenic Acid (as Calcium Pantothenate) 13.0 mg Effective
  • Choline (as Choline Bitratrate) 55.0 mg Under-dosed
  • Calcium (From Red Algae (Lithothamnion Sp.)) 100.0 mg Under-dosed
  • Iron (as Iron Chelate) 6.0 mg Under-dosed
  • Iodine (From Inactivated Yeast (Saccharomyces Cerevisiae)) 150.0 mcg Effective
  • Magnesium (as Magnesium Oxide from Seawater) 50.0 mg Under-dosed
  • Zinc (as Zinc Citrate) 11.0 mg Effective
  • Selenium (as Selenium L-Methionine Complex) 55.0 mcg Effective
  • Copper (as Copper Chelate) 0.9 mg Effective
  • Manganese (as Manganese Citrate) 2.3 mg Effective
  • Molybdenum (as Molybdenum Glycinate Chelate) 45.0 mcg Effective

Supplement Facts

Ingredient Amount % Daily Value
Organic Rainbow Superfoods Blend 80.0 mg
Women's Botanical Blend 86.0 mg
Ginger, Enzyme and Probiotic Blend 37.0 mg
Vitamin A (as Beta-Carotene) 900.0 mcg 100%
Vitamin C (as Ascorbic Acid) 90.0 mg 100%
Vitamin D (as D3 Cholecalciferol) (2,000 IU) 50.0 mcg 250%
Vitamin E (as D-Alpha Tocopheryl Succinate) 15.0 mg 100%
Vitamin K (as Phytonadione) 120.0 mcg 100%
Thiamin (as Thiamin Mononitrate) 6.0 mg 500%
Riboflavin (Vitamin B2) 5.6 mg 431%
Niacin (as Niacinamide) 20.0 mg 125%
Vitamin B6 (as Pyridoxine Hydrochloride) 20.0 mg 1176%
Folate DFE (as Folic Acid) 400.0 mcg 100%
Folic Acid 240.0 mcg
Vitamin B12 (as Methylcobalamin) 10.0 mcg 417%
Biotin 50.0 mcg 167%
Pantothenic Acid (as Calcium Pantothenate) 13.0 mg 260%
Choline (as Choline Bitratrate) 55.0 mg 10%
Calcium (From Red Algae (Lithothamnion Sp.)) 100.0 mg 8%
Iron (as Iron Chelate) 6.0 mg 33%
Iodine (From Inactivated Yeast (Saccharomyces Cerevisiae)) 150.0 mcg 100%
Magnesium (as Magnesium Oxide from Seawater) 50.0 mg 12%
Zinc (as Zinc Citrate) 11.0 mg 100%
Selenium (as Selenium L-Methionine Complex) 55.0 mcg 100%
Copper (as Copper Chelate) 0.9 mg 100%
Manganese (as Manganese Citrate) 2.3 mg 100%
Molybdenum (as Molybdenum Glycinate Chelate) 45.0 mcg 100%

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$17$16$15$14$13 $14.99
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Brand Trust Report
Rainbow Light

Founded 1981 · Santa Cruz, California, USA (Founding Location) · 60 products · rainbowlight.com/

Certifications

6 certifications
Clean Label Project Verified Source
Consumerlab Verified Source
Labdoor Verified Source
Fda Gmp Inspections Verified Source
Non Gmo Project Verified Source
Usda Organic Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

2 incidents
Prop 65 Lead2019-08-15Source
Lawsuit False advertising regarding the presence of heavy metals in prenatal vitamins.2019Source
Related Supplements
Frequently Asked Questions
Is Rainbow Light Women's One Multivitamin Caplets a good supplement?

Rainbow Light Women's One Multivitamin Caplets received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 27 active ingredients with 45 servings per container. The manufacturer, Rainbow Light, holds a brand trust score of 86/100 with 6 verified certifications including Clean Label Project, Consumerlab, Labdoor, Fda Gmp Inspections.

What are the ingredients in Rainbow Light Women's One Multivitamin Caplets?

Rainbow Light Women's One Multivitamin Caplets contains 27 active ingredients: Organic Rainbow Superfoods Blend (80.0 mg), Women's Botanical Blend (86.0 mg), Ginger, Enzyme and Probiotic Blend (37.0 mg), Vitamin A (as Beta-Carotene) (900.0 mcg), Vitamin C (as Ascorbic Acid) (90.0 mg), Vitamin D (as D3 Cholecalciferol) (2,000 IU) (50.0 mcg), and 21 more. Notable high-dose ingredients include Vitamin D at 250% DV, Thiamin at 500% DV, Riboflavin at 431% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Rainbow Light Women's One Multivitamin Caplets safe to take?

Rainbow Light Women's One Multivitamin Caplets has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Rainbow Light a trustworthy supplement brand?

Rainbow Light receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1981 and headquartered in Santa Cruz, California, USA (Founding Location), the company offers 60 products in their lineup. They hold 6 verified certifications including Clean Label Project, Consumerlab, Labdoor, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Rainbow Light has 2 historical regulatory incidents on record, which are factored into the trust score.

How much vitamin d3 should i take daily?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

What does vitamin d do?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How much vitamin d3 per day for a woman?

The optimal dosage depends on your individual health needs, age, sex, and current nutrient levels. Recommended daily amounts are established by health authorities but may vary from therapeutic doses used in clinical research. It's important to check the Supplement Facts label for the exact amount per serving and compare it against the % Daily Value. Some supplements provide mega-doses well above the Daily Value, which may not be necessary and in some cases could be harmful — particularly for fat-soluble vitamins (A, D, E, K) that accumulate in the body. GoodSupp's efficacy analysis evaluates whether a product's dosages align with clinically studied amounts. Always consult your healthcare provider for personalized dosage recommendations.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.