Thorne Basic Prenatal, 90 Capsules supplement bottle
Thorne

Basic Prenatal, 90 Capsules

What We Researched
25 active ingredients analyzed · 2 inactive ingredients decoded · 4 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
91
Product Score Excellent
90
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Three Capsules Contain: Amount Per Serving %Daily Value
Vitamin A (450 mcg from Beta Carotene and 600 mcg as Palmitate) 1.05 mg 81%
Vitamin C (as Ascorbic Acid) 150 mg 125%
Vitamin D (as Vitamin D3) (1,000 IU) 25 mcg 167%
Vitamin E (as d-Alpha Tocopheryl) 33.5 mg 176%
Vitamin K (as Vitamin K1) 100 mcg 111%
Thiamin (as Thiamin HCl) 5 mg 357%
Riboflavin (as Riboflavin-5'-Phosphate Sodium) 5 mg 313%
Niacin (as Niacinamide) 30 mg 167%
Vitamin B6 (as Pyridoxal 5'-Phosphate) 12 mg 600%
Folate (1 mg as L-5 Methyltetrahydrofolate† from L-5 Methyltetrahydrofolic Acid, Glucosamine Salt) 1.7 mg DFE 283%
Vitamin B12 (as Methylcobalamin) 200 mcg 7,142%
Biotin 50 mcg 143%
Pantothenic Acid (as Calcium Pantothenate) 18 mg 257%
Choline (as Choline Citrate) 110 mg 20%
Calcium (90 mg as Calcium Citrate and 90 mg as Calcium Malate) 180 mg 14%
Iron (as Ferrochel®Ferrous Bisglycinate Chelate) †† 45 mg 167%
Iodine (as Potassium Iodide) 150 mcg 52%
Magnesium (45 mg as Magnesium Citrate and 45 mg as Magnesium Malate) 90 mg 23%
Zinc (as TRAACS®Zinc Bisglycinate Chelate) ††† 25 mg 192%
Selenium (as L-Selenomethionine) 50 mcg 71%
Copper (as TRAACS®Copper Bisglycinate Chelate) ††† 2 mg 154%
Manganese (as TRAACS®Manganese Bisglycinate Chelate) ††† 5 mg 192%
Chromium (as TRAACS®Chromium Nicotinate Glycinate Chelate) ††† 100 mcg 222%
Boron (as Bororganic™Boron Glycinate Complex) †††† 1 mg *
Bioavailability Very Good

Absorption Rating

  • Vitamin A (450 mcg from Beta Carotene and 600 mcg as Palmitate) Fair
  • Vitamin C (as Ascorbic Acid) Fair
  • Vitamin D (as Vitamin D3) (1,000 IU) Good
  • Vitamin E (as d-Alpha Tocopheryl) Good
  • Vitamin K (as Vitamin K1) Fair
  • Thiamin (as Thiamin HCl) Fair
  • Riboflavin (as Riboflavin-5'-Phosphate Sodium) Good
  • Niacin (as Niacinamide) Good
  • Vitamin B6 (as Pyridoxal 5'-Phosphate) Fair
  • Folate (1 mg as L-5 Methyltetrahydrofolate† from L-5 Methyltetrahydrofolic Acid, Glucosamine Salt) Fair
  • Vitamin B12 (as Methylcobalamin) Good
  • Biotin Good
  • Pantothenic Acid (as Calcium Pantothenate) Good
  • Choline (as Choline Citrate) Poor
  • Calcium (90 mg as Calcium Citrate and 90 mg as Calcium Malate) Good
  • Iron (as Ferrochel®Ferrous Bisglycinate Chelate) †† Good
  • Iodine (as Potassium Iodide) Good
  • Magnesium (45 mg as Magnesium Citrate and 45 mg as Magnesium Malate) Good
  • Zinc (as TRAACS®Zinc Bisglycinate Chelate) ††† Good
  • Selenium (as L-Selenomethionine) Good
  • Copper (as TRAACS®Copper Bisglycinate Chelate) ††† Good
  • Manganese (as TRAACS®Manganese Bisglycinate Chelate) ††† Good
  • Chromium (as TRAACS®Chromium Nicotinate Glycinate Chelate) ††† Good
  • Boron (as Bororganic™Boron Glycinate Complex) †††† Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Derived from Cellulose) Capsule
  • Calcium Laurate
Efficacy Very Good

Dosage Analysis

  • Vitamin A (450 mcg from Beta Carotene and 600 mcg as Palmitate) 1.05 mg Effective
  • Vitamin C (as Ascorbic Acid) 150 mg Effective
  • Vitamin D (as Vitamin D3) (1,000 IU) 25 mcg Effective
  • Vitamin E (as d-Alpha Tocopheryl) 33.5 mg Effective
  • Vitamin K (as Vitamin K1) 100 mcg Effective
  • Thiamin (as Thiamin HCl) 5 mg Effective
  • Riboflavin (as Riboflavin-5'-Phosphate Sodium) 5 mg Effective
  • Niacin (as Niacinamide) 30 mg Effective
  • Vitamin B6 (as Pyridoxal 5'-Phosphate) 12 mg Effective
  • Folate (1 mg as L-5 Methyltetrahydrofolate† from L-5 Methyltetrahydrofolic Acid, Glucosamine Salt) 1.7 mg DFE High
  • Vitamin B12 (as Methylcobalamin) 200 mcg Effective
  • Biotin 50 mcg Effective
  • Pantothenic Acid (as Calcium Pantothenate) 18 mg Effective
  • Choline (as Choline Citrate) 110 mg Under-dosed
  • Calcium (90 mg as Calcium Citrate and 90 mg as Calcium Malate) 180 mg Under-dosed
  • Iron (as Ferrochel®Ferrous Bisglycinate Chelate) †† 45 mg Effective
  • Iodine (as Potassium Iodide) 150 mcg Effective
  • Magnesium (45 mg as Magnesium Citrate and 45 mg as Magnesium Malate) 90 mg Under-dosed
  • Zinc (as TRAACS®Zinc Bisglycinate Chelate) ††† 25 mg Effective
  • Selenium (as L-Selenomethionine) 50 mcg Effective
  • Copper (as TRAACS®Copper Bisglycinate Chelate) ††† 2 mg Effective
  • Manganese (as TRAACS®Manganese Bisglycinate Chelate) ††† 5 mg Effective
  • Chromium (as TRAACS®Chromium Nicotinate Glycinate Chelate) ††† 100 mcg Effective
  • Boron (as Bororganic™Boron Glycinate Complex) †††† 1 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Three Capsules Contain: Amount Per Serving %Daily Value
Vitamin A (450 mcg from Beta Carotene and 600 mcg as Palmitate) 1.05 mg 81%
Vitamin C (as Ascorbic Acid) 150 mg 125%
Vitamin D (as Vitamin D3) (1,000 IU) 25 mcg 167%
Vitamin E (as d-Alpha Tocopheryl) 33.5 mg 176%
Vitamin K (as Vitamin K1) 100 mcg 111%
Thiamin (as Thiamin HCl) 5 mg 357%
Riboflavin (as Riboflavin-5'-Phosphate Sodium) 5 mg 313%
Niacin (as Niacinamide) 30 mg 167%
Vitamin B6 (as Pyridoxal 5'-Phosphate) 12 mg 600%
Folate (1 mg as L-5 Methyltetrahydrofolate† from L-5 Methyltetrahydrofolic Acid, Glucosamine Salt) 1.7 mg DFE 283%
Vitamin B12 (as Methylcobalamin) 200 mcg 7,142%
Biotin 50 mcg 143%
Pantothenic Acid (as Calcium Pantothenate) 18 mg 257%
Choline (as Choline Citrate) 110 mg 20%
Calcium (90 mg as Calcium Citrate and 90 mg as Calcium Malate) 180 mg 14%
Iron (as Ferrochel®Ferrous Bisglycinate Chelate) †† 45 mg 167%
Iodine (as Potassium Iodide) 150 mcg 52%
Magnesium (45 mg as Magnesium Citrate and 45 mg as Magnesium Malate) 90 mg 23%
Zinc (as TRAACS®Zinc Bisglycinate Chelate) ††† 25 mg 192%
Selenium (as L-Selenomethionine) 50 mcg 71%
Copper (as TRAACS®Copper Bisglycinate Chelate) ††† 2 mg 154%
Manganese (as TRAACS®Manganese Bisglycinate Chelate) ††† 5 mg 192%
Chromium (as TRAACS®Chromium Nicotinate Glycinate Chelate) ††† 100 mcg 222%
Boron (as Bororganic™Boron Glycinate Complex) †††† 1 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Derived from Cellulose) Capsule Safe

It is used to encapsulate supplement ingredients.

Calcium Laurate Generally_safe

It helps to bind ingredients together and prevent separation.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$39$38$37$36$35 Mar 12 $37.00
iHerb

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

Brand Trust Report
Thorne

Founded 1984 · New York, NY, United States · 161 products · thorne.com

Certifications

4 certifications
Consumerlab Verified
Nsf Certified For Sport Verified Source
Nsf Gmp Verified Source
Fda Gmp Inspections Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

2 incidents
Recall Captomer, Captomer-2502014-06-12Source
Prop 65 Lead2013-12-13Source
Related Supplements
Frequently Asked Questions
Is Thorne Basic Prenatal, 90 Capsules a good supplement?

Thorne Basic Prenatal, 90 Capsules received a product quality score of 91/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 25 active ingredients Of the 2 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Thorne, holds a brand trust score of 90/100 with 4 verified certifications including Consumerlab, Nsf Certified For Sport, Nsf Gmp, Fda Gmp Inspections.

What are the ingredients in Thorne Basic Prenatal, 90 Capsules?

Thorne Basic Prenatal, 90 Capsules contains 25 active ingredients: Three Capsules Contain: (Amount Per Serving), Vitamin A (450 mcg from Beta Carotene and 600 mcg as Palmitate) (1.05 mg), Vitamin C (as Ascorbic Acid) (150 mg), Vitamin D (as Vitamin D3) (1,000 IU) (25 mcg), Vitamin E (as d-Alpha Tocopheryl) (33.5 mg), Vitamin K (as Vitamin K1) (100 mcg), and 19 more. Notable high-dose ingredients include Thiamin at 357% DV, Riboflavin at 313% DV, Vitamin B6 at 600% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Thorne Basic Prenatal, 90 Capsules safe to take?

Thorne Basic Prenatal, 90 Capsules 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 Thorne a trustworthy supplement brand?

Thorne receives a brand trust score of 90/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1984 and headquartered in New York, NY, United States, the company offers 161 products in their lineup. They hold 4 verified certifications including Consumerlab, Nsf Certified For Sport, Nsf Gmp, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Thorne has 2 historical regulatory incidents on record, which are factored into the trust score.

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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.