When And How To Take Pregnancy Supplements

A practical, evidence-led guide to starting, timing, and taking pregnancy supplements

When And How To Take Pregnancy Supplements

12 Jan 2026

Taking pregnancy supplements the right way helps maximise their benefits for you and your baby. This guide covers the best timing, dosage tips, and how to fit supplements into your daily routine comfortably and safely.

When Should You Start Taking Pregnancy Supplements?

  • Before conception: Ideally, start supplements—especially folate—at least 3 months before trying to conceive to build up nutrient stores.
  • As soon as you find out you’re pregnant: If you haven’t started before, begin right away to support early fetal development.
  • Throughout pregnancy and breastfeeding: Nutritional needs remain elevated, so continue supplements unless advised otherwise by your healthcare provider.

As Professor Mark Johnson, Consultant Obstetrician and Founder of Nurture, explains:

“The earliest stages of pregnancy are some of the most critical for development—often before a woman even knows she’s pregnant. That’s why it’s so important to start supplements when trying to conceive or as soon as you find out that you are pregnant. It ensures your body has the essential nutrients needed from the very beginning, when they matter most.”

How Often And How Much?

  • Follow the dosage instructions on the label or your healthcare provider’s advice.
  • Avoid doubling doses if you miss one—just continue your regular schedule.
  • Some nutrients require daily intake for consistent levels (like folate and iron).

Best Time Of Day To Take Supplements

  • Many prenatal vitamins are best taken with food to improve absorption and reduce nausea or stomach upset.
  • Iron supplements are better absorbed on an empty stomach but can cause discomfort—taking them with a small amount of food often helps.
  • Avoid taking calcium and iron together as calcium can inhibit iron absorption; space them out by a few hours.
  • For some, taking supplements in the evening helps avoid daytime nausea.

Tips For Managing Side Effects

  • If nausea occurs, try taking supplements with a meal or before bedtime.
  • Splitting doses (taking half in the morning, half in the evening) can reduce digestive discomfort.
  • Switch to gentle formulations (e.g., iron bisglycinate) if side effects persist.
  • Stay hydrated and maintain a balanced diet.

Consistency Is Key

Taking supplements consistently every day is vital to maintain steady nutrient levels that support your baby’s growth and your health. Setting reminders or incorporating them into your daily routine (with breakfast or dinner) can help.

When To Consult Your Healthcare Provider

  • If you experience severe side effects like persistent nausea, vomiting, or allergic reactions.
  • Before adding new supplements or combining multiple products.
  • If you’re looking to supplement but have specific health conditions.

Final Thoughts

Pregnancy supplements are most effective when started early, taken as directed, and integrated comfortably into your daily routine. Small adjustments in timing and dosage can make a big difference in tolerance and absorption.

Still have unanswered questions? No problem. Check out our Pregnancy Supplements FAQ: Your Questions Answered article. Or reach out to our expert team, we’d be happy to help.

Looking for pregnancy supplements designed for optimal absorption and gentle use? Explore Nurture’s range, developed with expert guidance to support your journey from conception to birth.

Spread the word
Iron Pregnancy Supplements
Back to blog