Rainbow Light Prenatal One Multivitamin, 30 Tablets supplement bottle
Rainbow Light

Prenatal One Multivitamin, 30 Tablets

What We Researched
28 active ingredients analyzed · 7 inactive ingredients decoded · 6 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
85
Product Score Good
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A (as beta-carotene) 2600 mcg 200%
Vitamin C (ascorbic acid) 65 mg 54%
Vitamin D (as ergocalciferol) 15 mcg 100%
Vitamin E (as d-alpha tocopheryl succinate) 9.5 mg 50%
Vitamin K (as phytonadione) 90 mcg 100%
Thiamin (as thiamin mononitrate) 8 mg 571%
Riboflavin (vitamin B2) 8 mg 500%
Niacin (as niacinamide) 18 mg 100%
Vitamin B6 (as pyridoxine hydrochloride) 10 mg 500%
Folate (as folic acid) (360 mcg folic acid) 600 mcg DFE 100%
Vitamin B12 (as methylcobalamin) 9 mcg 321%
Biotin 35 mcg 100%
Pantothenic Acid (as calcium pantothenate) 10 mg 143%
Choline (as choline bitartrate) 55 mg 10%
Calcium (as calcium citrate) 50 mg 4%
Iron (as iron chelate) 27 mg 100%
Iodine (from kelp) 290 mg 100%
Magnesium (as marine magnesium extract from sea water) 50 mg 13%
Zinc (as zinc citrate) 13 mg 100%
Selenium (as selenium L-methionine complex) 70 mcg 100%
Copper (as copper chelate) 1.3 mg 100%
Manganese (as manganese citrate) 2 mg 77%
Molybdenum (as molybdenum chelate) 50 mcg 100%
OrganicRainbow Superfoods BlendOrganic spirulina, organic beet (root), organic broccoli (plant), organic kale (leaf), organic spinach (leaf), organic blackberry (fruit), organic blueberry (fruit), organic carrot (root), organic cranberry (fruit) 125 mg *
Enzyme and Probiotic BlendGinger (root) juice extract, amylase (150 DU), protease (600 HUT), xylanase (80 XU), maltase (4 DP), glucoamylase (0.4 AGU), hemicellulase (61 HCU), beta-gluconase (0.2 BGU), phytase (0.04 FTU), cellulase (24 CU), alpha galactosidase (4 GalU), lipase (22 FIP), lactase (7 ALU), invertase (3 SU), bacillus coagulans MTCC 5856 (25 million CFU) 32 mg *
Organic chlorella 25 mg *
Inositol 10 mg *
Boron (as boron glycinate) 1 mg *
Bioavailability Very Good

Absorption Rating

  • Vitamin A (as beta-carotene) Fair
  • Vitamin C (ascorbic acid) Fair
  • Vitamin D (as ergocalciferol) Fair
  • 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 (as folic acid) (360 mcg folic acid) Fair
  • Vitamin B12 (as methylcobalamin) Good
  • Biotin Good
  • Pantothenic Acid (as calcium pantothenate) Good
  • Choline (as choline bitartrate) Poor
  • Calcium (as calcium citrate) Good
  • Iron (as iron chelate) Fair
  • Iodine (from kelp) Good
  • Magnesium (as marine magnesium extract from sea water) Good
  • 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 chelate) Good
  • OrganicRainbow Superfoods BlendOrganic spirulina, organic beet (root), organic broccoli (plant), organic kale (leaf), organic spinach (leaf), organic blackberry (fruit), organic blueberry (fruit), organic carrot (root), organic cranberry (fruit) Good
  • Enzyme and Probiotic BlendGinger (root) juice extract, amylase (150 DU), protease (600 HUT), xylanase (80 XU), maltase (4 DP), glucoamylase (0.4 AGU), hemicellulase (61 HCU), beta-gluconase (0.2 BGU), phytase (0.04 FTU), cellulase (24 CU), alpha galactosidase (4 GalU), lipase (22 FIP), lactase (7 ALU), invertase (3 SU), bacillus coagulans MTCC 5856 (25 million CFU) Fair
  • Organic chlorella Fair
  • Inositol Good
  • Boron (as boron glycinate) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Croscarmellose Sodium
  • Magnesium Stearate
  • Stearic Acid
  • Silicon Dioxide
  • Hydroxypropyl Methylcellulose
  • Coating (hydroxypropyl cellulose)
Efficacy Good

Dosage Analysis

  • Vitamin A (as beta-carotene) 2600 mcg Effective
  • Vitamin C (ascorbic acid) 65 mg Under-dosed
  • Vitamin D (as ergocalciferol) 15 mcg Effective
  • Vitamin E (as d-alpha tocopheryl succinate) 9.5 mg Under-dosed
  • Vitamin K (as phytonadione) 90 mcg Effective
  • Thiamin (as thiamin mononitrate) 8 mg Effective
  • Riboflavin (vitamin B2) 8 mg Effective
  • Niacin (as niacinamide) 18 mg Effective
  • Vitamin B6 (as pyridoxine hydrochloride) 10 mg Effective
  • Folate (as folic acid) (360 mcg folic acid) 600 mcg DFE Effective
  • Vitamin B12 (as methylcobalamin) 9 mcg Effective
  • Biotin 35 mcg Effective
  • Pantothenic Acid (as calcium pantothenate) 10 mg Effective
  • Choline (as choline bitartrate) 55 mg Under-dosed
  • Calcium (as calcium citrate) 50 mg Under-dosed
  • Iron (as iron chelate) 27 mg Effective
  • Iodine (from kelp) 290 mg High
  • Magnesium (as marine magnesium extract from sea water) 50 mg Under-dosed
  • Zinc (as zinc citrate) 13 mg Effective
  • Selenium (as selenium L-methionine complex) 70 mcg Effective
  • Copper (as copper chelate) 1.3 mg Effective
  • Manganese (as manganese citrate) 2 mg Effective
  • Molybdenum (as molybdenum chelate) 50 mcg Effective
  • OrganicRainbow Superfoods BlendOrganic spirulina, organic beet (root), organic broccoli (plant), organic kale (leaf), organic spinach (leaf), organic blackberry (fruit), organic blueberry (fruit), organic carrot (root), organic cranberry (fruit) 125 mg Under-dosed
  • Organic chlorella 25 mg Under-dosed
  • Inositol 10 mg Under-dosed
  • Boron (as boron glycinate) 1 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin A (as beta-carotene) 2600 mcg 200%
Vitamin C (ascorbic acid) 65 mg 54%
Vitamin D (as ergocalciferol) 15 mcg 100%
Vitamin E (as d-alpha tocopheryl succinate) 9.5 mg 50%
Vitamin K (as phytonadione) 90 mcg 100%
Thiamin (as thiamin mononitrate) 8 mg 571%
Riboflavin (vitamin B2) 8 mg 500%
Niacin (as niacinamide) 18 mg 100%
Vitamin B6 (as pyridoxine hydrochloride) 10 mg 500%
Folate (as folic acid) (360 mcg folic acid) 600 mcg DFE 100%
Vitamin B12 (as methylcobalamin) 9 mcg 321%
Biotin 35 mcg 100%
Pantothenic Acid (as calcium pantothenate) 10 mg 143%
Choline (as choline bitartrate) 55 mg 10%
Calcium (as calcium citrate) 50 mg 4%
Iron (as iron chelate) 27 mg 100%
Iodine (from kelp) 290 mg 100%
Magnesium (as marine magnesium extract from sea water) 50 mg 13%
Zinc (as zinc citrate) 13 mg 100%
Selenium (as selenium L-methionine complex) 70 mcg 100%
Copper (as copper chelate) 1.3 mg 100%
Manganese (as manganese citrate) 2 mg 77%
Molybdenum (as molybdenum chelate) 50 mcg 100%
OrganicRainbow Superfoods BlendOrganic spirulina, organic beet (root), organic broccoli (plant), organic kale (leaf), organic spinach (leaf), organic blackberry (fruit), organic blueberry (fruit), organic carrot (root), organic cranberry (fruit) 125 mg *
Enzyme and Probiotic BlendGinger (root) juice extract, amylase (150 DU), protease (600 HUT), xylanase (80 XU), maltase (4 DP), glucoamylase (0.4 AGU), hemicellulase (61 HCU), beta-gluconase (0.2 BGU), phytase (0.04 FTU), cellulase (24 CU), alpha galactosidase (4 GalU), lipase (22 FIP), lactase (7 ALU), invertase (3 SU), bacillus coagulans MTCC 5856 (25 million CFU) 32 mg *
Organic chlorella 25 mg *
Inositol 10 mg *
Boron (as boron glycinate) 1 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Coating (hydroxypropyl cellulose) Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$15$14$13$12$11 Mar 12 $12.74
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

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 Prenatal One Multivitamin, 30 Tablets a good supplement?

Rainbow Light Prenatal One Multivitamin, 30 Tablets received a product quality score of 85/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 28 active ingredients with 30 servings per container. Of the 7 inactive ingredients, 6 are rated safe and 0 are flagged for review. 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 Prenatal One Multivitamin, 30 Tablets?

Rainbow Light Prenatal One Multivitamin, 30 Tablets contains 28 active ingredients: Vitamin A (as beta-carotene) (2600 mcg), Vitamin C (ascorbic acid) (65 mg), Vitamin D (as ergocalciferol) (15 mcg), Vitamin E (as d-alpha tocopheryl succinate) (9.5 mg), Vitamin K (as phytonadione) (90 mcg), Thiamin (as thiamin mononitrate) (8 mg), and 22 more. Notable high-dose ingredients include Thiamin at 571% DV, Riboflavin at 500% DV, Vitamin B6 at 500% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Rainbow Light Prenatal One Multivitamin, 30 Tablets safe to take?

Rainbow Light Prenatal One Multivitamin, 30 Tablets 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.