Can certain fats kill cancer cells in acidic tumors?
Peroxidation of n-3 and n-6 polyunsaturated fatty acids in the acidic tumor environment leads to ferroptosis-mediated anticancer effects.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Some healthy fats (n-3 and n-6 PUFAs) can make cancer cells in acidic tumors explode in a special way called ferroptosis, especially when they can't store the fats safely. Adding certain drugs makes this even stronger.
Surprising Findings
n-6 PUFAs (often labeled 'inflammatory') also killed cancer cells via ferroptosis — just like n-3s.
Most people believe n-6 fats (from seed oils) promote inflammation and cancer, but this study shows they can be just as deadly to tumors in acidic environments.
Practical Takeaways
Consider increasing n-3 intake (e.g., fatty fish, algae oil) if you're undergoing cancer treatment — but only under medical supervision.
Not medical advice. For informational purposes only. Always consult a healthcare professional. Terms
Some healthy fats (n-3 and n-6 PUFAs) can make cancer cells in acidic tumors explode in a special way called ferroptosis, especially when they can't store the fats safely. Adding certain drugs makes this even stronger.
Surprising Findings
n-6 PUFAs (often labeled 'inflammatory') also killed cancer cells via ferroptosis — just like n-3s.
Most people believe n-6 fats (from seed oils) promote inflammation and cancer, but this study shows they can be just as deadly to tumors in acidic environments.
Practical Takeaways
Consider increasing n-3 intake (e.g., fatty fish, algae oil) if you're undergoing cancer treatment — but only under medical supervision.
Publication
Journal
Cell metabolism
Year
2021
Authors
Emeline Dierge, Elena Debock, Céline Guilbaud, C. Corbet, É. Mignolet, Louise Mignard, E. Bastien, C. Dessy, Y. Larondelle, O. Féron
Related Content
Claims (4)
Incorporation of dietary polyunsaturated fatty acids from seed oils into cell membranes increases lipid peroxidation, triggering chronic low-grade systemic inflammation.
When you block cancer cells from storing these fats and/or push them into ferroptosis, the cancer-killing effect of n-3 and n-6 fats gets even stronger.
When tumors are acidic, certain healthy fats (n-3 and n-6) can kill cancer cells by causing a specific type of cell death called ferroptosis, especially if you block a storage mechanism in the cells.
Feeding mice a diet high in certain healthy fats (n-3 PUFAs) made their tumors grow slower than feeding them a diet high in other fats like olive oil.