Foods & Supplements to Avoid on Endocrine Therapy Artwork

Cancer Nutrition HQ

Hosted by Dr. Krystle Zuniga RD, CSO a nutrition scientist and board certified oncology dietitian, Cancer Nutrition HQ provides evidence-based insights into cancer nutrition. Episodes include the latest research, interviews with top cancer and nutrition experts, and provide real-world guidance rooted in science. Whether you're a patient, caregiver, or healthcare professional, Cancer Nutrition HQ provides the tools to help you Know More and Fear Less.

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Foods & Supplements to Avoid on Endocrine Therapy

December 08, 2025 • Krystle Zuniga PhD, RD, CSO • Episode 10

Worried about whether certain foods or supplements can interfere with your endocrine therapy? You’re not alone. This episode breaks down how tamoxifen and aromatase inhibitors work, how the liver metabolizes them, and which foods or supplements you actually need to avoid. (Hint: It’s a short list!) This episode can help you feel more confident and informed as you navigate endocrine therapy.

Episode 4 - The Truth About Soy and Breast Cancer

Hussaarts KGAM, et al. Impact of Curcumin (with or without Piperine) on the Pharmacokinetics of Tamoxifen. Cancers (Basel). 2019 Mar 22;11(3):403. doi: 10.3390/cancers11030403.

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