Probiotics May Reduce Chemotherapy Side Effects in Breast Cancer Patients

Chemotherapy remains a cornerstone in breast cancer treatment, renowned for its effectiveness in combating cancer cells. However, it also comes with significant side effects, including fatigue, weakness, and heightened vulnerability to infections, which can impact patients' quality of life and treatment adherence. Recent research highlights the potential role of probiotics as a supportive supplement during chemotherapy.

A study published in the open-access journal Pharmacia investigated the impact of multi-strain probiotics on chemotherapy-related side effects in breast cancer patients. The study tracked improvements in symptoms such as fatigue and nausea, showing that probiotic supplementation—comprising seven different bacterial strains—could alleviate these common adverse effects both before and after treatment.

In addition to symptom relief, the research found that probiotics helped improve blood urea nitrogen levels, which are linked to kidney function and overall metabolic health. Patients also experienced greater independence in their daily activities, likely due to reduced fatigue and nausea. These findings suggest that certain probiotic strains may support immune function and overall well-being during intensive cancer therapies.

Despite promising results, researchers emphasize the need for larger-scale studies to confirm these benefits and determine the most effective probiotic formulations. Incorporating probiotics into standard cancer care could, in the future, offer a safe and accessible way to mitigate side effects and enhance patient quality of life during chemotherapy.

Source: https://medicalxpress.com/news/2025-05-probiotic-supplementation-chemotherapy-side-effects.html