Both lower blood sugar and the effect is additive, which may cause hypoglycemia.
Berberine activates AMPK and improves insulin signaling. Alpha-lipoic acid improves insulin sensitivity and glucose uptake.
Monitor blood sugar closely if combining, especially if on diabetes medication.
Known drug category interactions for these supplements. Especially relevant if you take prescription medications.
Berberine lowers blood sugar through similar mechanisms as metformin, and combining them may cause hypoglycemia.
Do not combine without medical supervision. If your doctor approves, start berberine at a low dose and monitor blood sugar closely.