Eat broccoli sprouts to combat effects of BPA?

This 2022 rodent study investigated abilities of both glucoraphanin and sulforaphane to reduce bisphenol A’s effects:

“There are only a few studies on the anti-obesogenic activity of sulforaphane (SFN) in bisphenol A (BPA)-induced obese C57BL/6J mice and 3T3-L1 cells. BPA is one of the endocrine disrupting chemicals that mimics bioidentical hormones and acts as an active agonist of glucocorticoid receptors to promote adipogenesis.

We investigated anti-obesogenic effects of broccoli sprouts powder (BSP) with a high glucoraphanin (GRA) content, mustard (Sinapis alba L.) seed powder (MSP) that has a high myrosinase activity, and sulforaphane-rich MSP-BSP mixture powder (MBP).

  • GRA content in BSP was 131.11 ± 1.84 μmol/g, and SFN was not detected.
  • SFN content in MBP was 162.29 ± 1.24 μmol/g, and GRA was not detected.
  • GRA and SFN were not detected in MSP.

Mice were administered:

  • BPA (500 μg/kg/day);
  • BPA supplemented with 100 mg/kg/day Gar (BPA + Gar);
  • 15 mg/kg/day MSP (BPA + MSP);
  • 150 mg/kg/day BSP (BPA + BSP); or
  • 100 mg/kg/day MBP (BPA + MBP)

for 12 weeks. The BPA + Gar group served as the positive control group, since studies showed that Garcinia cambogia extract induces weight loss.

bpa weight gain

Mice in the BPA group showed a significantly high body weight and epididymal adipose tissue weight, compared to the ND group mice. MSP treatment had no significant effects. Gar, BSP, and MBP treatment significantly decreased body weight and epididymal adipose tissue weight in BPA-induced obese mice.

BSP and MBP exert anti-obesogenic effects by activating the AMPK signaling pathway. Our results suggest that BSP and MBP could be effective in the treatment and prevention of BPA-induced obesity.”

https://www.mdpi.com/2072-6643/14/18/3814/htm “Anti-Obesogenic Effects of Sulforaphane-Rich Broccoli (Brassica oleracea var. italica) Sprouts and Myrosinase-Rich Mustard (Sinapis alba L.) Seeds In Vitro and In Vivo”


Human daily equivalent doses:

  • Sulforaphane was (.081 * 100 mg) x 70 kg = 567 mg, or (.567 g * 162.29 μmol/g) = 92 μmol. The μmol amount is reasonable, but the mg weight would be intolerable. I’ve contacted these researchers for clarification, and will update with their response.
  • Glucoraphanin in broccoli sprout powder at (.081 * 150 mg) x 70 kg = 851 mg looks reasonable. Broccoli sprout powder vendors recommend 1 gram.

PXL_20221002_203139302_exported_8128

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