You can’t fully prevent morning sickness, but you can significantly reduce how often and how intensely it hits. About 7 in 10 pregnant women experience nausea or vomiting, typically starting around week 6, peaking between weeks 8 and 10, and easing by week 13. The strategies that work best combine dietary changes, targeted supplements, and timing tricks that keep your stomach from triggering nausea in the first place.
Why Morning Sickness Happens
The primary driver is a hormone called GDF15, produced by the fetal side of the placenta and released into your bloodstream. How sick you feel depends on two things: how much GDF15 the fetus produces, and how sensitive your body is to it. That sensitivity is shaped by your pre-pregnancy exposure to the hormone. Women who naturally have low levels of GDF15 before pregnancy tend to experience more severe nausea because the sudden spike hits harder. Women with naturally high baseline levels, such as those with the blood disorder beta thalassemia, often experience little or no nausea at all.
This explains why morning sickness severity varies so dramatically between women and even between pregnancies. It’s not about what you’re eating or how “tough” you are. It’s a hormonal response your body hasn’t been primed for.
Eat Small, Eat Often, Eat Bland
An empty stomach makes nausea worse. So does a full one. The goal is to keep a small amount of food in your stomach at all times. Eat five or six small meals throughout the day instead of three large ones. Keep crackers, dry toast, or plain cereal on your nightstand and eat a few bites before you even sit up in the morning. That early buffer can prevent the wave of nausea that hits when you stand on an empty stomach.
Stick with bland, low-fat foods that are easy to digest: plain rice, bananas, applesauce, potatoes, plain pasta. Fatty, spicy, or heavily seasoned foods slow digestion and are more likely to trigger nausea. Cold or room-temperature foods tend to be easier to tolerate than hot meals, partly because they give off less smell. If cooking odors bother you, let someone else handle meal prep when possible, or rely on foods that don’t need to be heated.
Separate Your Fluids and Solids
Drinking liquids with meals can make your stomach feel overly full and increase nausea. Try drinking fluids between meals instead, aiming for 6 to 8 cups of caffeine-free fluids each day. Water, ginger tea, and ginger ale made with real ginger are good options. Sip slowly rather than gulping. If plain water is hard to keep down, try adding a slice of lemon or switching to an electrolyte drink. Vomiting depletes sodium and potassium, so replacing electrolytes matters if you’re throwing up regularly.
Vitamin B6 and Ginger
Vitamin B6 is the first supplement most practitioners recommend for pregnancy nausea. The American College of Obstetricians and Gynecologists considers it a safe, over-the-counter option to try before anything else. It doesn’t eliminate nausea for everyone, but many women notice a meaningful reduction in severity within a few days.
Ginger is the other well-supported option. You can take it as ginger capsules, ginger candies, tea brewed from fresh-grated ginger, or ginger ale (check the label to make sure it contains real ginger, not just flavoring). Ginger works on the same nausea pathways that anti-nausea medications target, and many women find it effective enough on its own for mild to moderate symptoms. Talk to your provider about the right amount for your situation, since both B6 and ginger have recommended upper limits during pregnancy.
Acupressure Wristbands
Pressing on a specific point on your inner forearm, known as P6, can reduce nausea frequency and severity. The point sits about three finger-widths above your wrist crease, between the two tendons you can feel when you flex your wrist. You can apply pressure yourself, but most people find it easier to wear an acupressure wristband (often sold as “sea-bands”) that maintains gentle pressure on the spot continuously.
A randomized trial found that wearing these bands for at least three days significantly reduced both the frequency and severity of pregnancy nausea compared to no treatment. The researchers noted that some of the benefit may come from a placebo effect, but the bands carry no risk, cost very little, and many women swear by them. Even a partial improvement can make a real difference when you’re nauseated all day.
Lifestyle Adjustments That Help
Nausea tends to worsen with fatigue, so getting extra rest during the first trimester is more than just comfort. It’s a practical strategy. Prenatal vitamins are a common trigger. If yours makes you gag, try taking it at night instead of in the morning, or switch to a chewable or gummy version. Some women do better taking their vitamin with a small snack rather than on an empty stomach.
Strong smells are one of the most reliable nausea triggers in early pregnancy. Open windows when you can, avoid perfumes and heavily scented products, and if a particular food smell consistently sets you off, remove it from your environment entirely. Fresh or citrus scents (lemon, orange) tend to be better tolerated and can even help settle nausea for some women.
Getting up slowly in the morning helps too. The combination of an empty stomach and a sudden position change is a classic trigger. Give yourself a few minutes to eat something small, sit up gradually, and let your body adjust before standing.
When Nausea Becomes Something More Serious
For most women, morning sickness is miserable but manageable. A small percentage develop a severe form called hyperemesis gravidarum, which goes beyond normal pregnancy nausea. The key signs are vomiting so frequent that you can’t keep food or fluids down, inability to eat or drink normally, and symptoms severe enough to interfere with your daily activities. You might also notice signs of dehydration: extreme thirst, dark concentrated urine, dry skin, dizziness, or feeling faint.
If you’re losing weight, can’t keep any fluids down for 12 to 24 hours, or feel lightheaded when you stand, those are signals that your body needs more support than home remedies can provide. Hyperemesis is typically diagnosed in the first 16 weeks and sometimes requires IV fluids to correct dehydration and restore electrolyte balance. It’s not a failure of willpower. It’s a medical condition driven by the same GDF15 hormone, just at an intensity that overwhelms the body’s ability to cope.
Prescription Options if Home Remedies Aren’t Enough
If B6, ginger, and dietary changes aren’t controlling your symptoms, there is an FDA-approved prescription medication that combines vitamin B6 with an antihistamine in a delayed-release tablet designed to be taken at bedtime. It’s the only medication specifically approved for pregnancy nausea in the U.S. The starting dose is two tablets at bedtime, and if that’s not enough, your provider can increase it up to four tablets spread across the day. It won’t eliminate nausea entirely for everyone, but it often brings symptoms down to a level where you can eat, drink, and function.
Other anti-nausea medications are sometimes used off-label when first-line treatments fail. Your provider can walk you through the options and their safety profiles. The important thing to know is that effective treatments exist, and suffering through severe nausea without help isn’t necessary.