The Science Behind Brewers Yeast: How It Helps to Boost Milk Production in Nursing Mothers

The Science Behind Brewers Yeast: How It Helps to Boost Milk Production in Nursing Mothers

Brewer's yeast is a type of yeast that is commonly used in the production of beer and other fermented beverages. It is a single-celled organism that belongs to the Saccharomyces cerevisiae species and is commonly found in the environment. Brewer's yeast is a rich source of vitamins, minerals, and other nutrients, which makes it a popular dietary supplement as well.

Brewer's yeast is available in various forms, including powder, tablets, and capsules. It is often used as a dietary supplement to support overall health and well-being. Some of the potential benefits of brewer's yeast supplementation include:

  1. Improved digestion: The fiber in brewer's yeast can help regulate digestion and promote healthy bowel movements.
  2. Increased energy: The B vitamins in brewer's yeast play an important role in energy metabolism, which can help reduce fatigue and improve physical performance.
  3. Immune support: The minerals and antioxidants in brewer's yeast can help support a healthy immune system and protect against infections and diseases.
  4. Skin and hair health: The minerals and antioxidants in brewer's yeast can help promote healthy skin and hair by protecting against damage from environmental stressors.
  5. Mood support: Some studies have suggested that brewer's yeast supplementation may help improve mood and reduce symptoms of anxiety and depression.

Brewer's yeast is a popular dietary supplement that is often used to increase milk production in breastfeeding mothers. This is because brewer's yeast is rich in B vitamins, which are essential for the production of breast milk.

Breast milk is produced in the mammary glands, which are located in the breast tissue. The production of breast milk is regulated by a complex system of hormones and enzymes, which work together to stimulate the mammary glands to produce milk.

One of the key nutrients that is needed for the production of breast milk is vitamin B12. This vitamin is essential for the formation of red blood cells, which carry oxygen and nutrients to the mammary glands. Without enough vitamin B12, the mammary glands may not receive the nutrients they need to produce milk.

Brewer's yeast is a rich source of vitamin B12, as well as other B vitamins such as thiamin, riboflavin, and niacin. These vitamins are important for the metabolism of carbohydrates, fats, and proteins, which are all important components of breast milk.

In addition to its B vitamin content, brewer's yeast also contains a variety of other nutrients that can be beneficial for breastfeeding mothers. For example, it is rich in protein, which can help to support the growth and development of the baby. It also contains minerals such as iron, zinc, and selenium, which are important for overall health and wellbeing.

While there is limited scientific research on the use of brewer's yeast for increasing milk production in breastfeeding mothers, many women have reported success with this natural remedy. Some lactation consultants and healthcare providers recommend brewer's yeast as a safe and effective way to boost milk production.

Overall, brewer's yeast is a natural and nutritious way to support breast milk production in breastfeeding mothers. Whether you are struggling with low milk supply or simply looking to support your baby's growth and development, this dietary supplement may be a helpful addition to your diet. As with any dietary supplement, it is important to talk to your healthcare provider before taking brewer's yeast, especially if you have any underlying health conditions or are taking medications.

Tray of cookies on a counter with a whisk and a cup of milk

Lactation cookies are a popular treat for breastfeeding mothers that are designed to help increase milk production. Here is a delicious recipe for lactation cookies that uses brewer's yeast as one of the key ingredients:


  • 1 cup unsalted butter, softened
  • 1 cup brown sugar
  • 2 eggs
  • 1 tsp vanilla extract
  • 2 cups all-purpose flour
  • 1 tsp baking soda
  • 1 tsp cinnamon
  • 1/2 tsp salt
  • 3 tbsp brewer's yeast
  • 2 tbsp flaxseed meal
  • 3 cups old-fashioned oats
  • 1 cup chocolate chips
  • 1 cup raisins


  1. Preheat the oven to 350 degrees F.
  2. In a large bowl, cream together the butter and brown sugar until light and fluffy.
  3. Add the eggs and vanilla extract and beat until well combined.
  4. In a separate bowl, whisk together the flour, baking soda, cinnamon, salt, brewer's yeast, and flaxseed meal.
  5. Gradually add the dry ingredients to the wet ingredients, mixing until just combined.
  6. Stir in the oats, chocolate chips, and raisins.
  7. Using a cookie scoop or spoon, drop the dough onto a baking sheet lined with parchment paper.
  8. Bake for 12-15 minutes, until the cookies are lightly golden brown.
  9. Allow the cookies to cool on the baking sheet for a few minutes before transferring them to a wire rack to cool completely.

Enjoy these delicious lactation cookies as a snack or dessert and feel good knowing that they may help to boost your milk supply!

12oz bag of Brewer's Yeast Powder


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