Final answer:
The safest method to suppress lactation is through hormonal birth control pills, which regulate the hormones to inhibit both ovulation and lactation. Medication should always be prescribed and supervised by healthcare professionals.
Step-by-step explanation:
The safest method to suppress lactation involves using hormonal birth control pills that provide constant levels of estrogen and progesterone, which negatively feedback on the hypothalamus and pituitary gland. This suppresses the release of FSH (follicle-stimulating hormone) and LH (luteinizing hormone), thereby inhibiting ovulation and lactation. It's important to note that the administration of any medication should be done under the guidance of a healthcare professional. Lactation is a complex process involving several hormones such as prolactin, oxytocin, growth hormone, cortisol, parathyroid hormone, and insulin. These hormones facilitate the transport of nutrients like amino acids, fatty acids, glucose, and calcium to the breast milk. The prolactin-mediated synthesis of milk can be altered over time, so frequent milk removal is essential to maintain high prolactin levels, which is necessary for ongoing lactation.