Optimal Prenatal Chewable by Seeking Health — Ingredients, Evidence & Safety

🟢 99/100

This product looks safe

Folate: 800mg is 800.0× the Tolerable Upper Intake Level (1.0mg)
69% of ingredients have research evidence

C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 800mg is 800.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

2 Chewable Tablet(s) Serving Size

30 Servings

Other Combinations Product Type

69% Evidence Coverage

Supplement Facts — Evidence Check

Vitamin A

1500 mcg RAE (115% DV)

Vitamin C

350 mg (292% DV)

Vitamin D3

25 mcg (167% DV)

✅ 1.7× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)

RDA 0.015mg This product: 0.025mg UL 0.1mg

Vitamin E

67 mg (353% DV)

📊 4.5× RDA — above typical dose (UL: 1000 mg) 📚 177 studies (Tier A: 3, B: 90)

RDA 15mg This product: 67mg UL 1000mg

Vitamin K2

80 mcg (89% DV)

✅ Within RDA (0.7× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)

RDA 0.12mg This product: 0.08mg

Thiamine

4 mg (286% DV)

📊 3.3× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)

RDA 1.2mg This product: 4mg

Riboflavin

4 mg (250% DV)

📊 3.1× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)

RDA 1.3mg This product: 4mg

Niacin

25 mg (139% DV)

✅ 1.8× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)

RDA 14mg This product: 25mg UL 35mg

Vitamin B6

5 mg (250% DV)

📊 3.8× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)

RDA 1.3mg This product: 5mg UL 100mg

Folate

800 mcg DFE (133% DV)

⚠️ Exceeds Tolerable Upper Intake Level by 800.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)

RDA 0.4mg This product: 800mg UL 1.0mg

Vitamin B12

100 mcg (3571% DV)

📊 41.7× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)

RDA 0.0024mg This product: 0.1mg

Biotin

500 mcg (1429% DV)

📊 16.7× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)

RDA 0.03mg This product: 0.5mg

Pantothenic Acid

25 mg (357% DV)

📊 5.0× RDA — above typical dose 📚 1 studies — no high-quality reviews

RDA 5mg This product: 25mg

Calcium

100 mg (8% DV)

Iodine

150 mcg (52% DV)

✅ Within RDA (1.0× RDA of 0.15 mg) 📚 243 studies (Tier A: 4, B: 133)

RDA 0.15mg This product: 0.15mg UL 1.1mg

Magnesium

100 mg (25% DV)

📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)

This product: 100mg

Zinc

7 mg (54% DV)

✅ Within RDA (0.6× RDA of 11 mg) 📚 258 studies (Tier A: 6, B: 134)

RDA 11mg This product: 7mg UL 40mg

Selenium

70 mcg (100% DV)

✅ 1.3× RDA — within safe limits 📚 172 studies (Tier A: 0, B: 67)

RDA 0.055mg This product: 0.07mg UL 0.4mg

Copper

0.5 mg (38% DV)

✅ Within RDA (0.6× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)

RDA 0.9mg This product: 0.5mg UL 10mg

Manganese

2 mg (77% DV)

✅ Within RDA (0.9× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews

RDA 2.3mg This product: 2mg UL 11mg

Chromium

120 mcg (267% DV)

📊 3.4× RDA — above typical dose 📚 197 studies (Tier A: 1, B: 55)

RDA 0.035mg This product: 0.12mg

Molybdenum

75 mcg (150% DV)

✅ 1.7× RDA — within safe limits 📚 2 studies — no high-quality reviews

RDA 0.045mg This product: 0.075mg UL 2mg

Betaine Anhydrous

150 mg

📊 Market median: 496.0mg (192 products) 📚 20 studies — no high-quality reviews

This product: 150mg

Milk Thistle extract

75 mg

📊 Market median: 250.0mg (562 products) 📚 53 studies (Tier A: 0, B: 19)

This product: 75mg

Coenzyme Q10

50 mg

📊 Market median: 100.0mg (283 products) 📚 142 studies (Tier A: 1, B: 64)

This product: 50mg UL 1200mg

Lutein

5 mg

📊 Market median: 10.0mg (105 products) 📚 1 studies (Tier A: 0, B: 1)

This product: 5mg

Zeaxanthin

2.5 mg

📊 Market median: 4.0mg (32 products)

This product: 2.5mg

Boron

1 mg

📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews

This product: 1mg UL 20mg

Vanadium

75 mcg

📊 Market median: 0.5mg (6 products) 📚 1 studies (Tier A: 0, B: 1)

This product: 0.075mg UL 1.8mg

Other Ingredients

Xylitol Microcrystalline Cellulose Stearic Acid Natural Flavors Malic Acid Silica Monk Fruit extract Magnesium Stearate Licorice root powder

Label Claims — Verification

❓ Nutrient

❓ All Other

❓ Structure/Function

All Other (99% of products) Structure/Function (76% of products) Nutrient (58% of products)

Target Groups

Pregnant Women Adult Female (18 - 50 Years) Lactating Dairy Free

Product Information

📋 Directions for Use

Suggested Use: Chew 2 tablets daily after breakfast or lunch and follow with a glass of water, or use as directed by your healthcare professional. Do not take within 5 hours of bedtime as it may interfere with sleep.

⚠️ Warnings & Precautions

Children and pregnant or lactating women should consult their healthcare professional prior to use.

Do not use if tamper seal is damaged.

Cautions: Consult your healthcare professional before use.

Keep out of reach of children.

Avoid if allergic to any ingredient.

Do not exceed 1500 mcg intake per day of preformed vitamin A (retinol or retinyl forms). Evaluate total vitamin K intake from food and supplements if you are taking blood-thinning medications.

Storage: Keep tightly closed in a cool, dry place out of reach of children.

🧪 Formulation Notes

Optimal Prenatal Chewable offers a specialized prenatal formula designed to help meet the high nutritional needs of women who are pregnant or preparing for pregnancy – or anyone looking for a well-rounded multivitamin in an easy chewable format. This formula contains both folinic acid and L-5-MTHF, the most biologically available forms of folate, which are essential during pregnancy to support healthy brain development. L-5-MTHF works in conjunction with chelated minerals and coenzyme forms of B vitamins to support cardiovascular, neurologic, and immune health and normal cell growth. This formula is iron-free to allow for maximal versatility.

Does Not Contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, artificial colors, or artificial flavors.

Additional Information

Storage: Keep tightly closed in a cool, dry place out of reach of children.

Physician Formulated

Optimal Prenatal Chewable Meets or Exceeds cGMP Quality Standards. This package is completely recyclable

Product Details

UPC / SKU 7 10465 14894 9

DSLD Entry Date 2020-01-25

Product Type Other Combinations

Form Tablet or Pill

Brand Seeking Health

DSLD ID 211039

Data Updated 2026-04-11

Research Evidence

337 Research Sources

54 Avg Quality Score

161 Meta Analysis

68 Systematic Review

51 Rct

48 Clinical Trial

2 Other

2 Regulatory Source

1 Narrative Review

1 Cochrane Review

1 Guideline

1 Openfda Safety

A Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age

Meta Analysis The Cochrane database of systematic reviews 2017

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants six months of age or less

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplementation for reducing the risk of mother-to-child transmission of HIV infection

Meta Analysis The Cochrane database of systematic reviews 2011

PubMed DOI Cochrane

A Vitamin A supplements for preventing mortality, illness, and blindness in children aged under 5: systematic review and meta-analysis

Meta Analysis BMJ (Clinical research ed.) 2011

PubMed DOI

A Fortification of staple foods with vitamin A for vitamin A deficiency

Systematic Review The Cochrane database of systematic reviews 2019

PubMed DOI Cochrane

A Vitamin A supplementation for the prevention of morbidity and mortality in infants one to six months of age

Narrative Review The Cochrane database of systematic reviews 2016

PubMed DOI Cochrane

A Vitamin A and fish oils for preventing the progression of retinitis pigmentosa

Meta Analysis The Cochrane database of systematic reviews 2020

PubMed DOI

A Exercise training-induced changes in exerkine concentrations may be relevant to the metabolic control of type 2 diabetes mellitus patients: A systematic review and meta-analysis of randomized controlled trials

Meta Analysis Journal of sport and health science 2023

PubMed DOI

A Food fortification with multiple micronutrients: impact on health outcomes in general population

Meta Analysis The Cochrane database of systematic reviews 2019

PubMed DOI

A Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age

Meta Analysis The Cochrane database of systematic reviews 2024

PubMed DOI

View all evidence for Vitamin A →