Zahler Total One Prenatal™, Essential Once-Daily Prenatal, 120 Capsules supplement bottle
Zahler

Total One Prenatal™, Essential Once-Daily Prenatal, 120 Capsules

What We Researched
22 active ingredients analyzed · 4 inactive ingredients decoded · 2 brand certifications checked · 3 retailers compared · Last updated: Mar 2026
87
Product Score Good
70
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin A (as Beta-Carotene) (3500 IU) 1050 mcg 81%
Vitamin C (ascorbic acid) 100 mg 83%
Vitamin D3 (cholecalciferol) (1000 IU) 25 mcg 167%
Vitamin E (as D-Alpha Tocopherol Succinate) (45 IU) 30.15 mg 159%
Thiamin (as Vitamin HCl) 2.25 mg 161%
Riboflavin 2.5 mg 156%
Niacin (as niacinamide) 20 mg 111%
Vitamin B6 (as pyridoxine HCl) 5 mg 250%
Folate (as 800 mcg Folic Acid) (800 mcg) 1,333 mcg DFE 222%
Vitamin B12 (as Methylcobalamin) 15 mcg 536%
Biotin 300 mcg 857%
Pantothenic Acid (as Calcium Pantothenate) 10 mg 143%
Calcium (as Calcium Carbonate & as Calcium Citrate) 25 mg 2%
Iron (as Iron Amino Acid Chelate) 30 mg 111%
Iodine (from kelp) 75 mcg 26%
Magnesium (as Magnesium Amino Acid Chelate) 12.5 mg 3%
Zinc (as Zinc Amino Acid Chelate) 15 mg 115%
Selenium (as Selenomethionine) 15 mcg 21%
Copper (as Copper Oxide) 1.5 mg 115%
Manganese (as Manganese Amino Acid Chelate) 1 mg 38%
Chromium (as Chromium Picolinate) 25 mcg 56%
Potassium (as Potassium Amino Acid Chelate) 3 mg <1%
Bioavailability Very Good

Absorption Rating

  • Vitamin A (as Beta-Carotene) (3500 IU) Fair
  • Vitamin C (ascorbic acid) Fair
  • Vitamin D3 (cholecalciferol) (1000 IU) Good
  • Vitamin E (as D-Alpha Tocopherol Succinate) (45 IU) Good
  • Thiamin (as Vitamin HCl) Good
  • Riboflavin Good
  • Niacin (as niacinamide) Good
  • Vitamin B6 (as pyridoxine HCl) Fair
  • Folate (as 800 mcg Folic Acid) (800 mcg) Fair
  • Vitamin B12 (as Methylcobalamin) Good
  • Biotin Good
  • Pantothenic Acid (as Calcium Pantothenate) Good
  • Calcium (as Calcium Carbonate & as Calcium Citrate) Fair
  • Iron (as Iron Amino Acid Chelate) Fair
  • Iodine (from kelp) Good
  • Magnesium (as Magnesium Amino Acid Chelate) Good
  • Zinc (as Zinc Amino Acid Chelate) Fair
  • Selenium (as Selenomethionine) Good
  • Copper (as Copper Oxide) Fair
  • Manganese (as Manganese Amino Acid Chelate) Good
  • Chromium (as Chromium Picolinate) Good
  • Potassium (as Potassium Amino Acid Chelate) Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Capsule)
  • Magnesium Stearate
  • Silicon Dioxide
  • Microcrystalline Cellulose
Efficacy Good

Dosage Analysis

  • Vitamin A (as Beta-Carotene) (3500 IU) 1050 mcg Effective
  • Vitamin C (ascorbic acid) 100 mg Effective
  • Vitamin D3 (cholecalciferol) (1000 IU) 25 mcg Effective
  • Vitamin E (as D-Alpha Tocopherol Succinate) (45 IU) 30.15 mg Effective
  • Thiamin (as Vitamin HCl) 2.25 mg Effective
  • Riboflavin 2.5 mg Effective
  • Niacin (as niacinamide) 20 mg Effective
  • Vitamin B6 (as pyridoxine HCl) 5 mg Effective
  • Folate (as 800 mcg Folic Acid) (800 mcg) 1,333 mcg DFE High
  • Vitamin B12 (as Methylcobalamin) 15 mcg Effective
  • Biotin 300 mcg Effective
  • Pantothenic Acid (as Calcium Pantothenate) 10 mg Effective
  • Calcium (as Calcium Carbonate & as Calcium Citrate) 25 mg Under-dosed
  • Iron (as Iron Amino Acid Chelate) 30 mg Effective
  • Iodine (from kelp) 75 mcg Under-dosed
  • Magnesium (as Magnesium Amino Acid Chelate) 12.5 mg Under-dosed
  • Zinc (as Zinc Amino Acid Chelate) 15 mg Effective
  • Selenium (as Selenomethionine) 15 mcg Under-dosed
  • Copper (as Copper Oxide) 1.5 mg Effective
  • Manganese (as Manganese Amino Acid Chelate) 1 mg Under-dosed
  • Chromium (as Chromium Picolinate) 25 mcg Under-dosed
  • Potassium (as Potassium Amino Acid Chelate) 3 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin A (as Beta-Carotene) (3500 IU) 1050 mcg 81%
Vitamin C (ascorbic acid) 100 mg 83%
Vitamin D3 (cholecalciferol) (1000 IU) 25 mcg 167%
Vitamin E (as D-Alpha Tocopherol Succinate) (45 IU) 30.15 mg 159%
Thiamin (as Vitamin HCl) 2.25 mg 161%
Riboflavin 2.5 mg 156%
Niacin (as niacinamide) 20 mg 111%
Vitamin B6 (as pyridoxine HCl) 5 mg 250%
Folate (as 800 mcg Folic Acid) (800 mcg) 1,333 mcg DFE 222%
Vitamin B12 (as Methylcobalamin) 15 mcg 536%
Biotin 300 mcg 857%
Pantothenic Acid (as Calcium Pantothenate) 10 mg 143%
Calcium (as Calcium Carbonate & as Calcium Citrate) 25 mg 2%
Iron (as Iron Amino Acid Chelate) 30 mg 111%
Iodine (from kelp) 75 mcg 26%
Magnesium (as Magnesium Amino Acid Chelate) 12.5 mg 3%
Zinc (as Zinc Amino Acid Chelate) 15 mg 115%
Selenium (as Selenomethionine) 15 mcg 21%
Copper (as Copper Oxide) 1.5 mg 115%
Manganese (as Manganese Amino Acid Chelate) 1 mg 38%
Chromium (as Chromium Picolinate) 25 mcg 56%
Potassium (as Potassium Amino Acid Chelate) 3 mg <1%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Capsule) Safe

It is used as a material for making vegetarian capsules.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Microcrystalline Cellulose Safe

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

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$34$32$29$27$24 Mar 12 $32.47$26.09
iHerb
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
Zahler

Founded 2005 · Brooklyn, NY, USA · 140 products · zahlers.com/

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Kosher Certified Verified Source

Transparency

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

Violation History

4 incidents
Prop 65 Lead2023-08-28Source
Lawsuit Trademark Infringement2022Source
Prop 65 Lead2021-12-09Source
Fda Warning A retailer was cited for making drug claims about a Zahler product.2017-04-17Source
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Frequently Asked Questions
Is Zahler Total One Prenatal™, Essential Once-Daily Prenatal a good supplement?

Zahler Total One Prenatal™, Essential Once-Daily Prenatal, 120 Capsules received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 22 active ingredients with 120 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Zahler, holds a brand trust score of 70/100 with 2 verified certifications including Fda Gmp Inspections, Kosher Certified.

What are the ingredients in Zahler Total One Prenatal™, Essential Once-Daily Prenatal?

Zahler Total One Prenatal™, Essential Once-Daily Prenatal contains 22 active ingredients: Vitamin A (as Beta-Carotene) (3500 IU) (1050 mcg), Vitamin C (ascorbic acid) (100 mg), Vitamin D3 (cholecalciferol) (1000 IU) (25 mcg), Vitamin E (as D-Alpha Tocopherol Succinate) (45 IU) (30.15 mg), Thiamin (as Vitamin HCl) (2.25 mg), Riboflavin (2.5 mg), and 16 more. Notable high-dose ingredients include Vitamin B6 at 250% DV, Folate at 222% DV, Vitamin B12 at 536% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Zahler Total One Prenatal™, Essential Once-Daily Prenatal safe to take?

Zahler Total One Prenatal™, Essential Once-Daily Prenatal, 120 Capsules has been analyzed for ingredient safety across all its components. All 4 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Zahler a trustworthy supplement brand?

Zahler receives a brand trust score of 70/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2005 and headquartered in Brooklyn, NY, USA, the company offers 140 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Kosher Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Zahler has 4 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.