5 Best Magnesium Supplements for Pregnancy Review

Growing a tiny human inside you is amazing, but let’s be honest, it brings a whole new set of challenges. Ever feel those restless legs at night, or maybe just a general sense of ‘blah’ that just won’t quit? You’re not alone. Many expectant mothers search for simple ways to boost their well-being during this incredible journey.

When you start looking into supplements, the world of magnesium can feel overwhelming. Which type is best for pregnancy? Will it actually help with those cramps or that stubborn constipation? Navigating the labels and deciding if a supplement is safe and effective adds another layer of stress to an already busy time. Finding the right support shouldn’t feel like a difficult homework assignment!

This guide cuts through the confusion. We will break down exactly what magnesium does for you and your developing baby. You will learn which forms work best for common pregnancy complaints, ensuring you pick a high-quality supplement that truly supports your health. Keep reading to unlock the secret to feeling more balanced and energetic throughout your pregnancy.

Top Magnesium For Pregnancy Recommendations

Bestseller No. 1

Pink Stork Magnesium Glycinate with Vitamin D - Magnesium Supplement for Women to Support Natural Calm, Mood, and Sleep - Hormone Balance for Women - 60 Capsules, 1 Month Supply

MAGNESIUM MINERAL SUPPLEMENTS: Did you know that most women are not consuming enough magnesium? Pink Stork Magnesium Glycinate contains 100% of the daily recommended Magnesium you need each day - plus Vitamin D3 for mood support. Magnesium plays a crucial part in over 300 biochemical reactions within the body. It helps support energy levels, mood and hormone balance, muscle function, digestive health, and so much more.
HIGH ABSORPTION + BIOAVAILABLE: Magnesium Glycinate is a highly bioavailable form that’s known for superior absorption and gentle digestion, making it a great option for daily use to help maintain healthy magnesium levels - without the laxative effect often associated with other forms.
MAGNESIUM FOR CALM: The APA's 2023 Stress in America survey finds women continue to report higher stress levels than ever before; Magnesium supplementation is proven to support natural calm and overall wellness. Many women do not meet the recommended daily intake of magnesium due to dietary choices and lifestyle factors, including dietary Insufficiency, consumption of processed foods, hormonal factors, and health conditions.
MAGNESIUM POWDER: Made for women, Pink Stork Magnesium capsules combine Magnesium Glycinate Powder with Vitamin D3 and are designed to fit seamlessly into your wellness routine - whether you’re on the go, at home, or grabbing a quiet moment for self-care. Take them whenever it works best for you; consistency is key. If pills aren’t your thing, open the capsules and pour into your favorite drink, yogurt, or smoothie. Take 2 small capsules daily - each bottle is a one-month supply - and for best results, we recommend consistent use for at least 90 days.
COUNT ON CLEAN: Our Magnesium supplement for women does not contain GMOs, gluten, soy, or dairy, and is always third-party tested. Formulated by a female team of experts, it also pairs well with Pink Stork Beef Organ Complex, Ashwagandha, Maca Root, and Black Cohosh, or Total Women’s Multivitamin for comprehensive wellness support. Pink Stork's Magnesium Glycinate is pregnancy- and breastfeeding-friendly and thoughtfully formulated to support women’s wellness at every stage of life. This supplement is designed to be taken alongside other Pink Stork supplements as part of a wellness routine; however, always consult your healthcare provider to ensure your individual needs are met.*

SaleBestseller No. 2

Nature Made Magnesium Oxide 250 mg, Magnesium Supplements for Men and Women, Support for Muscle, Heart, Bone and Nerve Health, 100 Tablets, 100 Day Supply

Heart, bone and nerve support supplement: contains one 100 count bottle of Nature Made Magnesium Oxide 250 mg Tablets for a 100-day supply
Magnesium 250mg helps relax the body and supports muscle relaxation, nerve, heart and bone health
Magnesium is an essential mineral that is required for more than 300 enzymatic reactions in the body
Magnesium helps support the production of Melatonin
Adults take one Nature Made 250 mg Magnesium tablet daily with water and a meal

SaleBestseller No. 3

Nature Made Magnesium Glycinate 200 mg per Serving, Magnesium Supplement for Muscle, Heart, Nerve and Bone Support, 60 Magnesium Bisglycinate Capsules, 30 Day Supply

Magnesium Bisglycinate Capsules; Heart, nerve and bone support supplement: contains one 60 count bottle of Nature Made Magnesium Glycinate 200 mg per serving Capsules for a 30-day supply
A high absorption Magnesium supplement for women and men(1) that helps convert food into cellular energy and supports muscle relaxation, bone health, heart health, nerve health
Gentle on the stomach, Magnesium Glycinate helps relax the body, and is a highly bioavailable form of magnesium(1) that is chelated
Magnesium helps support the production of Melatonin
Adults take two Magnesium capsules daily with water and a meal

Bestseller No. 4

Pure Encapsulations Magnesium (Glycinate) - Supplement to Support Stress Relief, Sleep, Heart Health, Nerves, Muscles, and Metabolism* - with Magnesium Glycinate - 90 Capsules

Heart Health Supplements: This magnesium glycinate capsule activates the enzymes necessary for neuromuscular contractions, cardiac function, and more*
Overall Health & Nutrient Metabolism: This magnesium glycinate supplement helps the metabolism and utilization of vitamin B6, vitamin C, vitamin E, and more*
Energy & Bone Support: Magnesium supports metabolism of carbs and amino acids; supports energy production and use of calcium, phosphorus, sodium, and potassium*
Magnesium Capsules for Sensitive Individuals: Magnesium glycinate is a form of magnesium that's less likely to cause loose stools than other forms of magnesium
Pure Difference: What we leave out matters, too; Pure Encapsulations products are free from common allergens, artificial or unnecessary ingredients, and GMOs

Bestseller No. 5

THORNE - Magnesium Glycinate - Supports Restful Sleep, Muscle Relaxation, Heart Health & Metabolism* - Chelated Magnesium Capsules - Third-Party Certified - Gluten, Dairy & Soy-Free - 90 Servings

Whole Body Wellness: Magnesium, a crucial mineral because it is involved in more than 600 of the body's enzymatic reactions, supports the brain, bones, muscles, and lungs, as well as provides support for healthy metabolism*
Rest and Relax: Because the formula promotes restful sleep, it is an ideal product for active individuals wanting to unwind*
Cellular Energy Production: Magnesium is a cofactor for enzymes involved in cellular energy production*
Third-Party Certified: This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants
Trusted: Thorne is chosen by champions and trusted by 100+ professional sports teams, a proud partner of U.S. National Teams, and the #1 recommended clinical brand by health-care practitioners (2023 Health-Care Practitioner Seller Survey)

Bestseller No. 6

MegaFood Magnesium Glycinate, Citrate, Malate 300mg Supplement - Highly Absorbable Blend to Support Heart, Nerve Health & Relaxation, Triple Magnesium Complex Supplement, 60 Capsules (30 Servings)

Helps support healthy heart, nervous system & muscle relaxation*

SaleBestseller No. 7

Nature's Bounty Magnesium 500 mg Tablets, High Potency Magnesium Supplement for Bone & Muscle Health, Whole Body Support, 200 Count (Pack of 1)

SUPPORTS BONE AND MUSCLE HEALTH (1): These magnesium tablets help maintain bone health and play a role in maintaining bone mineralization(1)
EASY CONSUMPTION: These magnesium tablets are coated for easy swallowing, making it convenient to incorporate essential magnesium into your daily regimen
HIGH POTENCY FORMULA: Each Nature's Bounty Magnesium 500mg tablet provides 119% of the recommended daily intake
PROMOTES ENERGY METABOLISM (1): Magnesium is also involved in muscle contractions, nerve impulses, and energy metabolism (1)
FREE FROM ARTIFICIAL FLAVORS: Natures Bounty Magnesium tablets are gluten-free and do not contain artificial flavors and sweeteners

Bestseller No. 8

Lansinoh Magnesium Bedtime Butter Body Lotion for Pregnant Moms, Calm Magnesium Lotion for Aching Muscles, Lotion for Women & Soothing Massage, Promote Relaxation, Help Ease Cramps, 7 oz.

LUXURIOUS BODY BUTTER - Moisturizing shea butter and cocoa butter melt into your skin overnight, leaving skin soft and supple
SOOTHE & RELAX AT BEDTIME - Calming magnesium, shea butter, plus lavender and chamomile scents help you prepare for sleep
EXTRA TLC FOR TIRED LEGS - Pair this body lotion with gentle massage to soothe tired, aching muscles at the end of a long day
SPECIFICALLY DESIGNED FOR PREGNANCY - Dermatologically tested and for sensitive skin; Lotion for women formulated for use during pregnancy and postpartum
PERFECT GIFT FOR PREGNANT WOMEN - Pamper mamas-to-be with this rich, luxurious lotion; a pregnancy must have for a relaxing bedtime routine

Your Guide to Choosing the Best Magnesium for Pregnancy

Magnesium is a vital mineral. It helps your body work right, especially when you are expecting. It can help with muscle cramps, sleep, and even blood pressure. Picking the right supplement is important. This guide helps you make a smart choice.

Key Features to Look For

What important things should you look for in a magnesium supplement?

Type of Magnesium: Not all magnesium is the same. Some types work better in the body. Look for forms like Magnesium Glycinate or Citrate. These are usually easier for your body to use. Avoid Magnesium Oxide if possible. It often causes stomach upset.
Dosage: Check how much magnesium is in each capsule. Pregnant women need a specific amount. Talk to your doctor first. They will tell you the best dose for you.
Purity and Testing: Good supplements show they test for bad stuff. Look for third-party testing seals. This means the product is clean and safe.
Added Ingredients: Check the “other ingredients” list. You want few fillers. Some formulas add Vitamin D or B vitamins, which can be helpful.

Important Materials and Forms

What are the best forms of magnesium to buy?

The “material” here means the specific compound the magnesium is bonded to. This changes how well your body absorbs it.

Magnesium Glycinate: This form is very gentle. It absorbs well. Many women choose this one because it rarely causes diarrhea. It is great for sleep and relaxation.
Magnesium Citrate: This form is also absorbed well. It can sometimes have a mild laxative effect. If you struggle with constipation during pregnancy, this might be a good choice.
Magnesium Malate: This form is often linked to energy production. It might help if you feel very tired.

Factors That Improve or Reduce Quality

What makes a magnesium product better or worse?

The quality of the supplement matters greatly for safety and effectiveness.

Absorption Rate (Bioavailability): High-quality magnesium has high bioavailability. This means your body actually uses most of the mineral you swallow. Glycinate and Citrate usually score high here.
Capsule vs. Powder: Capsules are easy to take and measure. Powders mix easily into drinks. Choose what fits your daily routine best.
Fillers and Binders (Quality Reducer): Low-quality products use lots of artificial colors, unnecessary flow agents, or cheap fillers. These ingredients do not help you and might cause mild irritation. Always look for a “clean label.”
Manufacturing Standards (Quality Improver): Supplements made in facilities following Good Manufacturing Practices (GMP) are usually higher quality. This standard ensures consistency and safety.

User Experience and Use Cases

When and how do pregnant women use magnesium?

Women use magnesium supplements for several common pregnancy issues.

Muscle Cramps: Many women get painful leg cramps at night. Taking magnesium before bed often reduces how often these happen.
Better Sleep: Magnesium helps calm the nervous system. Taking a dose an hour before sleep can help you fall asleep faster and stay asleep longer.
Constipation Relief: If your prenatal vitamin makes you constipated, a gentle form like Citrate might help keep things moving normally.
Ramping Up: Start slow. If you take too much too soon, you might feel sick. Use a lower dose for the first week. Then, if needed, increase it slightly, always checking with your healthcare provider.

10 Frequently Asked Questions (FAQ) About Magnesium for Pregnancy

Q: Is it safe to take magnesium while pregnant?

A: Yes, magnesium is generally safe and often recommended during pregnancy. Always confirm the correct dosage with your obstetrician first.

Q: What is the best time of day to take magnesium?

A: Many people prefer taking it in the evening, about an hour before bed, especially if they use it for sleep or cramps.

Q: Can magnesium help with morning sickness?

A: Some women find that magnesium helps reduce nausea, but it is not a guaranteed cure for severe morning sickness.

Q: Which form of magnesium is best for constipation?

A: Magnesium Citrate usually works best for relief from occasional constipation because it draws water into the bowels.

Q: How much magnesium should I take?

A: The recommended daily intake for pregnant women is usually around 350-360 mg, but your doctor sets your exact needs.

Q: Will magnesium give me diarrhea?

A: It can, especially higher doses or forms like Citrate. Glycinate is the least likely form to cause digestive issues.

Q: Should I take it with food?

A: You can usually take magnesium with or without food. Taking it with a small snack can sometimes help prevent an upset stomach.

Q: Does magnesium interact with my prenatal vitamin?

A: Usually, no major interactions occur. However, check the label to ensure your prenatal vitamin does not already contain a high dose of magnesium.

Q: Are there any warning signs I should stop taking it?

A: If you experience severe stomach pain, very loose stools, or feel overly weak, stop taking it and call your doctor immediately.

Q: Does magnesium help with restless legs syndrome (RLS)?

A: Many users report that magnesium, particularly Glycinate, significantly reduces the uncomfortable sensations associated with RLS at night.