Hormonal
Sulforaphane is a significantly more potent and bioavailable activator of the Nrf2 pathway compared to common phytochemical supplements like curcumin, silymarin, and resveratrol, leading to superior induction of cytoprotective genes.
If you are looking to support your body's natural defense mechanisms against stress and toxins, sulforaphane (found in broccoli sprouts) is a more potent and bioavailable option than many common phytochemical supplements like curcumin or resveratrol. It works by activating the Nrf2 pathway, which turns on genes that protect cells. However, ensure you have adequate sulfur intake, especially if you are vegan, as sulfur is needed for this pathway to function optimally.
Compared with widely used phytochemical-based supplements like curcumin, silymarin, and resveratrol, sulforaphane more potently activates Nrf2 to induce the expression of a battery of cytoprotective genes. By virtue of its lipophilic nature and low molecular weight, sulforaphane displays significantly higher bioavailability than the polyphenol-based dietary supplements that also activate Nrf2.
Why this rating
The paper is a review article citing multiple in vitro and animal studies, with limited direct human clinical trial data for specific dosing protocols.
Source
Sulforaphane and Other Nutrigenomic Nrf2 Activators: Can the Clinician’s Expectation Be Matched by the Reality?
Christine A. Houghton et al. · Oxidative Medicine and Cellular Longevity · 2016
DOI 10.1155/2016/7857186
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