Top 5 Fish Oil Supplements for Pregnancy: A Review

Pregnancy is an amazing journey, but it also brings many questions. You want the best for your growing baby. Many experts suggest fish oil during this time. But which one should you choose? The sheer number of bottles on the shelf can feel overwhelming. Do you need high DHA? What about purity? These worries can stop you from getting the important nutrients you need.

Finding the right fish oil for pregnancy shouldn’t feel like a difficult test. You deserve clear answers to help you feel confident in your choices. This guide cuts through the confusion. We will explain what makes a good prenatal fish oil and how to spot the best brands. Get ready to learn exactly what your body and your baby need.

Top Fish Oil For Pregnancy Recommendations

No. 1
Nordic Naturals Prenatal DHA, Unflavored - 180 Soft Gels - 830 mg Omega-3 + 400 IU Vitamin D3 - Supports Brain Development in Babies During Pregnancy & Lactation - Non-GMO - 90 Servings
  • AWARD-WINNING PRENATAL DHA - Nordic Naturals Prenatal DHA won the Top-Notch Award from Taste for Life, and is the Official Omega-3 of the American Pregnancy Association.
  • WHY OMEGA-3s - Research shows that healthy DHA levels in mothers during pregnancy & lactation support optimal brain & visual development in babies. The added Vitamin D3 supports bone, mood & immune system health during pregnancy.
  • BETTER ABSORPTION, BETTER TASTE, NO FISHY BURPS - All of our omega-3 fish oil concentrates are in the triglyceride molecular form (the form naturally found in fish) for optimal absorption. Prenatal DHA is unflavored for sensitive stomachs.
  • PURITY GUARANTEED - Every batch of Nordic Naturals fish oil is crafted from fresh, wild-caught, omega-rich fish. Nordic Naturals is committed to using only non-GMO, gluten- & dairy-free ingredients with no artificial colors or preservatives.
  • ETHICAL INNOVATION - Nordic Naturals has always been at the forefront of sustainable & ethical practices in the natural products industry. Through science & innovation, we are committed to delivering safe, effective nutrients for optimal wellness.
No. 2
Garden of Life Oceans Mom Prenatal Fish Oil DHA, Omega 3 Supplement - Strawberry, 350mg Prenatal DHA Pregnancy Fish Oil Support for Mamas, Babys Brain & Eye Development, 30 Small Softgels
  • PRENATAL DHA OMEGA 3 FISH OIL: One softgel delivers 350mg DHA to support moms during pregnancy and breastfeeding*
  • ULTRA PURE FISH OIL SUPPLEMENT: Garden of Life uses multiple-stage molecular distillation for concentrated Omega 3 fish oil, removing toxins for purity
  • SUPPORTS BABY’S BRAIN & EYE DEVELOPMENT: Omega fatty acids, including DHA, are vital for brain health, eye health, and nervous system in developing babies*
  • STRAWBERRY FLAVOR: Enjoy a fresh, strawberry flavor with no fishy aftertaste; easy to swallow for daily prenatal Omega 3 supplement support
  • EASY TO ENJOY: Adults take one small softgel daily with food for pure prenatal DHA and Omega 3 nutrients from trusted Garden of Life fish oil supplement
No. 3
Garden of Life Prenatal DHA Omega 3 Fish Oil Supplement - Minami Natural Prenatal, Lemon, 60 Softgels
  • PRENATAL DHA OMEGA 3 FISH OIL: One softgel delivers 480mg DHA and 104mg EPA to support prenatal health, pregnancy, and breastfeeding*
  • ULTRA PURE FISH OIL SUPPLEMENT: Garden of Life uses supercritical CO2 extraction for concentrated Omega 3 fish oil with no saturated fat or fillers
  • SUPPORTS BABY'S BRAIN DEVELOPMENT: Omega fatty acids, including DHA, are vital for brain health and cognitive development*
  • CLEAN LEMON FLAVOR: Enjoy a fresh, lemon flavor with no fishy aftertaste in this once-daily Omega 3 supplement for women
  • DAILY PRENATAL SUPPORT: Adults take one softgel daily with food for pure, convenient prenatal DHA and Omega 3 nutrients from trusted Garden of Life quality
No. 4
Nature's Bounty Fish Oil Omega 3 Supplements - Supports Heart Health, 1200 Mg Fish Oil, Omega-3, 200 Softgels (Pack of 1)
  • SUPPORTS HEART HEALTH (1): With 1200 mg fish oil supplements and 360 mg omega-3 fatty acids per serving, our softgels support cardiovascular health (1)
  • PROMOTES CELLULAR AND METABOLIC HEALTH (1): EPA DHA omega 3 supplement supports cellular integrity and metabolic health (1)
  • CONVENIENT SOFTGEL FORM: Enjoy the benefits of omega 3 fish oil in easy-to-swallow softgels, offering a straightforward solution to obtain nutrients without a seafood diet
  • PURIFIED FOR SAFETY: Burpless fish oil 1200 mg softgels are meticulously purified to remove mercury
  • TRUSTED QUALITY: Nature's Bounty Omega 3 supplement for men and women is backed by 50 years of dedication to quality and scientific research
No. 5
Nordic Naturals Prenatal DHA, Strawberry - 120 Soft Gels - 830 mg Omega-3 + 400 IU Vitamin D3 - Supports Brain Development in Babies During Pregnancy & Lactation - Non-GMO - 60 Servings
  • AWARD-WINNING PRENATAL DHA - Nordic Naturals Prenatal DHA won the Top-Notch Award from Taste for Life, and is the Official Omega-3 of the American Pregnancy Association.
  • WHY OMEGA-3s - Research shows that healthy DHA levels in mothers during pregnancy & lactation support optimal brain & visual development in babies. The added Vitamin D3 supports bone, mood & immune system health during pregnancy.
  • BETTER ABSORPTION, BETTER TASTE, NO FISHY BURPS - All of our omega-3 fish oil concentrates are in the triglyceride molecular form (the form naturally found in fish) for optimal absorption. Prenatal DHA has a great strawberry taste.
  • PURITY GUARANTEED - Every batch of Nordic Naturals fish oil is crafted from fresh, wild-caught, omega-rich fish. Nordic Naturals is committed to using only non-GMO, gluten- & dairy-free ingredients with no artificial colors or preservatives.
  • ETHICAL INNOVATION - Nordic Naturals is proud to be at the forefront of sustainable & ethical practices in the natural products industry. Through science & innovation, we are committed to delivering safe, effective nutrients to support foundational wellness.
No. 6
New Chapter Wholemega for Moms Fish Oil Supplement, Tiny Capsules, 2000mg per Serving, Prenatal DHA with Omega-3 + Vitamin D3 for Prenatal & Postnatal Support, 500mg Each - 90 Count
  • WILD ALASKAN SALMON OIL: Our pure fish oil delivers 935 mg of Omegas including prenatal DHA and other Omega 3 fatty acids, plus naturally occurring Vitamin D3 and Astaxanthin
  • MADE WITH LOVE FOR MOM & BABY: Omega fatty acids support healthy fetal development during pregnancy, and DHA breastfeeding supplements help build baby's healthy brain & eye tissue*
  • PRENATAL & POSTNATAL SUPPORT: These tiny soft gels are easy-to-swallow and support positive mood & calm for moms.*
  • FORMULATED FOR ABSORPTION: Extra-virgin fish oil supplement is fresh pressed for optimal absorption, capturing whole-food salmon’s nutrient profile. 1 week of Wholemega (2-gram daily serving) = Omegas of 3 servings of Wild Alaskan Salmon
  • 100% Wild Salmon Oil from Certified Responsible Alaska Fisheries, Contents NSF Certified, Certified Gluten-Free by NSF, Non-GMO Tested, No High-Heat Processing, No Artificial Flavors, No Sugar or Sweeteners (added to some Omega-3 fish oil gummies), No Farmed Fish, No Krill Oil, No Cod Liver Oil, BSE-free softgels. (Packaging May Vary)
No. 7
Needed. Prenatal Omega-3 - High Potency Dose of Sustainably Sourced Fish Oil, 1000mg DHA, 1000mg EPA, Encased in a Gelatin-Free, Plant-Based Softgel Shell
  • HIGH POTENCY OMEGA-3: Transform your prenatal routine with our premium blend, boasting a robust 1000mg of DHA and 1000mg of EPA per 4 soft gels, ensuring you receive a powerful total of 2200mg omega-3 fish oil.
  • EASY-TO-TAKE PLANT-BASED SOFTGELS: Embrace simplicity with our gelatin-free fish oil softgels, designed for effortless consumption, ensuring you steer clear of any unwanted fishy aftertaste or uncomfortable burps.
  • SUSTAINABLY SOURCED: Our commitment to ethical and eco-friendly practices shines through our Friend of the Sea certification, guaranteeing responsible sourcing methods for our fish oil omega-3 supplement.
  • HOW TO USE: Incorporate seamlessly into your daily routine by taking two to four fish oil soft gels with a meal. Store fully sealed at room temperature or cooler for optimal freshness.
  • EXPERTLY CRAFTED: Formulated by specialists for women's and men's health, our Omega-3 DHA EPA supplement is a testament to our dedication to quality and effectiveness.
No. 8
Wiley's Finest Wild Alaskan Fish Oil Prenatal DHA - 900mg EPA and DHA Omega-3s for Pregnant Women and Nursing Mothers - 120 Softgels (60 Prenatal Vitamin Servings)
  • Prenatal DHA for Mom & Baby: Wiley’s Finest Peak DHA delivers 600mg DHA and 300mg EPA for a total of 900mg high potency Omega-3 fish oil to provide nutritional support before, during, and after pregnancy in two fish oil pills per day*
  • Fish Oil Softgels for Sensitive Stomachs: Unflavored, easy to swallow, and made with the freshest fish oil to help with fishy burps and aftertaste for pregnant women. Fish gelatin makes this product suitable for dietary restrictions
  • Quality Fish Oil for Mothers: Prenatal DHA is SQF certified to meet rigorous quality standards; this omega-3 fish oil supplement for pregnant women is mercury-free
  • Sustainably Sourced Wild Alaskan Fish Oil: Our fish oil is exclusively sourced from a Marine Stewardship Council (MSC) certified sustainable fishery using a single species source: wild-caught Alaska Pollock
  • About Wiley’s Finest: Since 2012, we’ve delivered exceptional quality, USA-made Omega-3 fish oil and other fine supplements crafted with premium, responsibly sourced ingredients backed by science

The Essential Buying Guide for Fish Oil During Pregnancy

Expecting mothers need extra care for their developing babies. Fish oil supplements, rich in Omega-3 fatty acids, are often recommended. These fats support brain and eye development in the fetus. Choosing the right supplement is crucial for safety and effectiveness. This guide helps you select the best fish oil for your pregnancy journey.

Key Features to Look For

When shopping, look for specific things on the label. These features tell you about the product’s strength and purity.

  • High EPA and DHA Levels: These are the two most important Omega-3s. DHA is vital for the baby’s brain growth. Look for a supplement that provides at least 200mg of DHA daily. EPA also plays a role in overall health.
  • Concentration: Check the serving size. A high-quality product delivers the needed amount in just one or two capsules. This makes taking the supplement easier.
  • Form of Triglyceride: Fish oil comes in different chemical forms. The triglyceride form is the most natural and the easiest for your body to absorb.

Important Materials and Sourcing

What the oil comes from and how it is processed matters greatly. You want clean, pure ingredients.

Source of Fish Oil

The best sources are small, cold-water fish. Think anchovies, sardines, and mackerel. These fish are lower on the food chain. This means they generally contain fewer toxins like mercury.

Purity Testing

Fish naturally collect environmental pollutants. Heavy metals, like mercury, must be removed. Look for third-party testing certifications. These tests confirm the oil is free from harmful contaminants.

Factors That Improve or Reduce Quality

The manufacturing process significantly impacts how well the oil works and how safe it is.

Improving Quality
  • Molecular Distillation: High-quality manufacturers use this process. It removes impurities while keeping the beneficial Omega-3s intact.
  • Freshness (Oxidation): Omega-3s go bad quickly when exposed to air, heat, or light. This process is called oxidation, and it reduces the oil’s benefits. Look for supplements packaged in dark bottles.
Reducing Quality

Cheap supplements often skip necessary purification steps. They might contain rancid oil. Rancid oil smells and tastes bad. It can also cause stomach upset.

User Experience and Use Cases

How you feel when taking the supplement is important for staying consistent.

Avoiding “Fish Burps’

Many people worry about fishy aftertaste. High-quality, purified oils often have enteric coatings. This coating dissolves in the intestine, not the stomach, which greatly reduces the unpleasant burps. Some brands add natural lemon flavoring, which also helps.

When to Take It

Take your fish oil with a meal that contains fat. Fat helps your body absorb the Omega-3s better. Discuss the best time with your doctor or midwife. Some women prefer taking it in the evening.


10 Frequently Asked Questions (FAQ) About Fish Oil for Pregnancy

Q: Why do I need fish oil when I am pregnant?

A: Fish oil provides DHA. DHA supports the rapid growth of your baby’s brain and eyes during the second half of your pregnancy.

Q: Is all fish oil safe during pregnancy?

A: No. You must choose high-purity supplements tested for mercury and PCBs. Always check the label for third-party testing seals.

Q: How much DHA should I aim for daily?

A: Most health organizations recommend at least 200mg of DHA daily for pregnant women.

Q: Can I just eat fish instead of taking a supplement?

A: Eating 2-3 servings of low-mercury fish weekly helps. However, many pregnant women still struggle to meet the high DHA levels needed through diet alone, making supplements a reliable backup.

Q: What if the fish oil makes me feel nauseous?

A: Nausea is common. Try taking the capsule right before bed or with a large meal. Switching to an enteric-coated or lemon-flavored oil often solves this issue.

Q: What is the difference between EPA and DHA?

A: Both are Omega-3s. DHA is most important for the baby’s nervous system development. EPA supports a healthy maternal immune system and mood.

Q: Should I look for “rancidity” testing?

A: Yes. Rancidity means the oil is old or poorly stored. High-quality brands list their oxidation values (like TOTOX score) on their testing reports.

Q: Does fish oil help with my mood swings?

A: Some studies suggest that adequate Omega-3 intake can help support stable moods during pregnancy and postpartum.

Q: When should I start taking fish oil supplements?

A: Many doctors suggest starting as soon as you confirm your pregnancy, or even when planning to conceive, to build up necessary stores.

Q: Are vegetarian sources of Omega-3s (like Algae Oil) just as good?

A: Yes, algae oil is a fantastic alternative. It contains pre-formed DHA and EPA, making it a clean, direct source without needing fish.