Optimal Prenatal

product on market Capsule Seeking Health 🟢 Safety: 99/100
Brand: Seeking Health
🟢 99/100

This product looks safe

  • Folate: 1360mg is 1360.0× 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: 1360mg is 1360.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

8 Capsule(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)
100 mcg (667% DV)
📊 6.7× RDA — above typical dose (UL: 0.1 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.1mg UL 0.1mg
130 mg (684% DV)
📊 8.7× RDA — above typical dose (UL: 1000 mg) 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 130mg UL 1000mg
5 mg (357% DV)
📊 4.2× RDA — above typical dose 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 5mg
10 mg (625% DV)
📊 7.7× RDA — above typical dose 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 10mg
25 mg NE (139% DV)
✅ 1.8× RDA — within safe limits 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 25mg UL 35mg
20 mg (1000% DV)
📊 15.4× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 20mg UL 100mg
1360 mcg DFE (227% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 1360.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 1360mg UL 1.0mg
150 mcg (5357% DV)
📊 62.5× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.15mg
500 mcg (1429% DV)
📊 16.7× RDA — above typical dose 📚 26 studies (Tier A: 0, B: 11)
RDA 0.03mg This product: 0.5mg
150 mg (2143% DV)
📊 30.0× RDA — above typical dose 📚 1 studies — no high-quality reviews
RDA 5mg This product: 150mg
250 mg (45% DV)
✅ Within RDA (0.5× RDA of 550 mg) 📚 36 studies (Tier A: 1, B: 7)
RDA 550mg This product: 250mg UL 3500mg
Calcium
400 mg (31% DV)
250 mcg (86% DV)
✅ 1.7× RDA — within safe limits 📚 243 studies (Tier A: 4, B: 133)
RDA 0.15mg This product: 0.25mg UL 1.1mg
250 mg (63% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 250mg
20 mg (154% DV)
✅ 1.8× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 20mg UL 40mg
200 mcg (286% DV)
📊 3.6× RDA — above typical dose (UL: 0.4 mg) 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.2mg UL 0.4mg
0.75 mg (58% DV)
✅ Within RDA (0.8× RDA of 0.9 mg) 📚 36 studies (Tier A: 0, B: 11)
RDA 0.9mg This product: 0.75mg UL 10mg
5 mg (192% DV)
✅ 2.2× RDA — within safe limits 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 5mg UL 11mg
120 mcg (267% DV)
📊 3.4× RDA — above typical dose 📚 197 studies (Tier A: 1, B: 55)
RDA 0.035mg This product: 0.12mg
100 mcg (200% DV)
✅ 2.2× RDA — within safe limits 📚 2 studies — no high-quality reviews
RDA 0.045mg This product: 0.1mg UL 2mg
Potassium
99 mg (2% DV)
250 mg
📊 Market median: 496.0mg (192 products) 📚 20 studies — no high-quality reviews
This product: 250mg
150 mg
📊 Market median: 550.0mg (217 products) 📚 29 studies (Tier A: 0, B: 5)
This product: 150mg
100 mg
📊 Market median: 250.0mg (337 products) 📚 125 studies (Tier A: 1, B: 41)
This product: 100mg
75 mg
📊 Market median: 250.0mg (562 products) 📚 53 studies (Tier A: 0, B: 19)
This product: 75mg
50 mg
📊 Market median: 100.0mg (283 products) 📚 142 studies (Tier A: 1, B: 64)
This product: 50mg UL 1200mg
50 mg
📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)
This product: 50mg
45 mg
✅ 3.0× RDA — within safe limits 📚 177 studies (Tier A: 3, B: 90)
RDA 15mg This product: 45mg UL 1000mg
LifePQQ
10 mg
5 mg
📊 Market median: 10.0mg (105 products) 📚 1 studies (Tier A: 0, B: 1)
This product: 5mg
5 mg
📊 Market median: 4.0mg (32 products)
This product: 5mg
1 mg
📊 Market median: 3.0mg (58 products) 📚 2 studies — no high-quality reviews
This product: 1mg UL 20mg
100 mcg
✅ Within RDA (0.8× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 0.1mg

Other Ingredients

Hypromellose Water Ascorbyl Palmitate Microcrystalline Cellulose Silica

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 Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested use: Take 8 capsules daily with a meal in divided doses, or use as directed by your healthcare professional. Do not take 5 hours of bedtime as it may interfere with sleep.

⚠️ Warnings & Precautions

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

Cautions: Children and pregnant or lactating women should consult their healthcare professional prior to use. Storage: Keep closed in a cool, dry place out of reach of children.

Avoid if allergic to any ingredient.

Do not exceed 1,500 mcg RAE 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.

Do not use if tamper seal is damaged.

🧪 Formulation Notes

Optimal Prenatal provides nutrients that support healthy fertility, pregnancy, and breastfeeding.

As with all Seeking Health prenatal vitamins, Optimal Prenatal is free from folic acid and other inferior forms of nutrients.

This formula contains bioactive, methylated forms of B vitamins and chelated minerals for optimal absorption and utilization.

Does not contain: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soy, gluten, GMO, artificial colors, or artificial flavors.

Optimal Prenatal meets or exceeds cGMP Quality Standards.

Additional Information

Manufactured in the USA From Globally Sourced Ingredients Third-Party Independently Tested

Find other effective health products at: www.seekinghealth.com This package is completely recyclable

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

Product Details

UPC / SKU 8 10007 52081 0
DSLD Entry Date 2023-07-18
Product Type Other Combinations
Form Capsule
Brand Seeking Health
DSLD ID 292557
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 →

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