Why Collagen Matters in Pregnancy

This Expert Blog post has been written by Dr Karen Joash, an award winning UK obstetrician, and founder of Purer Mama.
Pregnancy is a time of extraordinary change for the body. As a baby grows, the demands on connective tissues, skin, muscles, and even mood regulation increase. Nutritional support becomes all the more important. Collagen is increasingly recognised in scientific research as an essential structural protein with important roles in supporting maternal and fetal health during pregnancy.
Collagen is the body’s most abundant structural protein, and during pregnancy it plays key roles in the placenta, cervix, uterus, and connective tissues, alongside key nutrients like vitamin C and vitamin D, which can support a healthy pregnancy journey.
Placenta and Cervix Health - Collagen is a critical building block in the cervix, placenta, and uterus. By supporting the strength and flexibility of these tissues, collagen contributes to healthy development throughout pregnancy and helps prepare the body for birth.
Bone, Muscle and Joint Support - During pregnancy, the body must supply enough nourishment for both mother and baby. Collagen peptides help maintain strong bones, flexible joints, and muscle health, easing some of the strain that can arise with a growing bump.
Skin Stretch and Postpartum Recovery - Skin undergoes remarkable stretching and change throughout pregnancy. Collagen supports elasticity, helping skin adapt more comfortably and aiding recovery in the postnatal period.
Digestive Comfort - Digestive changes are common in pregnancy, with many women experiencing constipation or bloating. Collagen peptides can help maintain a healthy gut lining and support digestive comfort.
Immunity and Cellular Repair - Vitamin C is essential for collagen absorption and plays a key role in immune health. It also protects against oxidative stress, supporting cellular repair at a time when the body is working harder than ever.
Mood and Bone Strength - Vitamin D is vital for calcium absorption and the development of strong bones, but it also supports the immune system and regulates serotonin production, which contributes to balanced mood during pregnancy.
Rich in Glycine - Collagen is naturally high in glycine—an amino acid with calming properties that supports cognitive function in mothers and aids healthy brain development in babies. Glycine can also offer sleep-support due to its key amino acids, that have been shown to lower core body temperature, helping the mind and body relax for deeper, more restorative sleep.
Collagen in pregnancy is not about vanity; it’s about resilience, strength, and repair. By supporting connective tissues, bones, skin elasticity, mood regulation, and immunity, it can help mothers feel more supported through the transformations of pregnancy and beyond.
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Purer Mama is reshaping women’s wellness, with expertly developed supplements designed to support every stage of motherhood - from pregnancy to postpartum and beyond. Each supplement is created with precision, using the latest research to ensure the right balance of essential nutrients your body truly needs for optimal health and recovery.
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