Can You Take Hops and Soy Protein Isolate Together?

Dose or timing may matter

The short answer

Both Hops and soy isoflavones have significant phytoestrogenic activity. Combined use may produce additive estrogenic effects.

How to arrange timing

Consider using one phytoestrogen source at a time.

Reference

Reference noted for this combination: Molecular Nutrition & Food Research, 2005; 49(2): 159-174

Important context

Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.