Breastfeeding mothers should consult their doctor before taking Collaflex Pro Sachet, as there is no clear information on its safety during breastfeeding. This supplement contains collagen peptides, glucosamine, and vitamin C, which are often used to support joint and bone health. However, their effects during breastfeeding have not been well studied. Collagen peptides are broken down into protein in the body and are generally considered safe when taken in normal dietary amounts. Vitamin C is also safe during breastfeeding if used within the recommended daily limits. Glucosamine has limited research in breastfeeding women, and its safety for babies is not fully established. Because of this uncertainty, it is crucial to consult a doctor before starting this supplement to prevent any risk to the breastfeeding infant or mother. Avoid starting any new supplements without medical guidance during breastfeeding.