Topic: Health
Researchers in Brazil found that a simple vitamin D supplement can help chemotherapy work better in women with breast cancer. The study showed that 43% of participants who took the supplement experienced complete disappearance of their cancer, compared to 24% of those who didn't take it.
Researchers in Brazil have made an exciting discovery about breast cancer treatment. They found that a simple vitamin D supplement can help chemotherapy work better in women with breast cancer. The study was done at the Botucatu School of Medicine at São Paulo State University (FMB-UNESP) and involved 80 women over the age of 45 who were preparing to start treatment for their breast cancer.
The participants were split into two groups. One group received a daily dose of 2,000 IU (international units) of vitamin D, while the other group was given placebo tablets. All of the women underwent neoadjuvant chemotherapy, which is a treatment given before surgery to shrink tumors and make them easier to remove.
After six months, the difference between the two groups was notable. Among those who took vitamin D, 43% experienced complete disappearance of their cancer following chemotherapy. In comparison, only 24% of those in the placebo group saw the same result.
The researchers are excited about these findings and think that vitamin D could be a more accessible option compared to some expensive or hard-to-obtain drugs designed to enhance chemotherapy response.
Why It Matters
This discovery is important because it shows that a simple and inexpensive supplement can help improve breast cancer treatment outcomes. This could make a big difference for women in India who are diagnosed with breast cancer every year.
Key Facts
- The study found that vitamin D supplementation improved chemotherapy response by 79%.
- The participants were split into two groups: one group received 2,000 IU of vitamin D daily, and the other group was given placebo tablets.
- 43% of participants who took vitamin D experienced complete disappearance of their cancer following chemotherapy.
- 24% of participants in the placebo group saw the same result.
- The study was conducted at the Botucatu School of Medicine at São Paulo State University (FMB-UNESP).
Key Terms
- Neoadjuvant chemotherapy
- A treatment given before surgery to shrink tumors and make them easier to remove
Implications
This discovery is important because it shows that a simple and inexpensive supplement can help improve breast cancer treatment outcomes. This could make a big difference for women in India who are diagnosed with breast cancer every year.
Source: https://www.sciencedaily.com/releases/2026/04/260428004119.htm
Journal Reference:
- Michelle Sako Omodei, Jackeline Chimicoviaki, Daniel Araujo Brito Buttros, Benedito Souza Almeida-Filho, Carla Priscila Carvalho-Pessoa, Eduardo Carvalho-Pessoa, Heloisa De Luca Vespoli, Eliana Aguiar Petri Nahas. Vitamin D Supplementation Improves Pathological Complete Response in Breast Cancer Patients Undergoing Neoadjuvant Chemotherapy: A Randomized Clinical Trial. Nutrition and Cancer, 2025; 77 (6): 648 DOI: 10.1080/01635581.2025.2480854
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