Eat This Spice For Better Blood Sugar Control, New Study Shows

Reported by MindBodyGreen.

Turmeric has long been the darling of the anti-inflammation conversation — the golden powder you stir into lattes and sprinkle on roasted vegetables with righteous intent. But its active compound, curcumin, may be doing something far more consequential inside your body: quietly helping to regulate blood sugar.

A recent randomized, double-blind, placebo-controlled trial — the gold standard of study design — gave 28 adults over 60 with prediabetes or obesity either 80 mg of curcumin or a placebo daily for 12 weeks, according to MindBodyGreen. Prediabetes sits in the metabolic danger zone: blood sugar elevated enough to signal insulin resistance, but not yet crossing into type 2 diabetes territory. After three months, the curcumin group showed a measurable drop in HbA1c — the marker that reflects your average blood sugar over roughly 90 days. The between-group difference didn't reach full statistical significance, but researchers flagged it as clinically meaningful, particularly given that the dose used was dramatically lower than the 1,500 mg/day doses that produced similar results in prior studies. No changes in weight or cholesterol were recorded, which suggests curcumin's effect on insulin function may be working independently of weight loss.

What This Means for Your Supplement Strategy

If you're considering adding curcumin to your routine, dose and bioavailability matter more than most labels let on. The 80 mg used in this trial is on the low end — and while it showed promise, experts generally point to 500 to 1,000 mg of turmeric root extract as the functional sweet spot for broader health support. The catch: curcumin is notoriously hard for the body to absorb on its own. Look for formulas that include piperine (a black pepper compound) or use advanced extraction technology that can make turmeric up to six times more bioavailable than standard options. Going too high has its own downsides, so more is not automatically better here.

The larger takeaway is that turmeric's résumé extends well beyond joint support and post-workout recovery. For women navigating blood sugar fluctuations — whether from hormonal shifts, stress, or metabolic changes that come with age — this is a supplement worth a second look, especially given that prediabetes is frequently underdiagnosed and under-discussed in women under 65.

Don't relegate turmeric to a trend — its potential to support how your body processes insulin makes it one of the more quietly powerful tools in a preventive health toolkit.

Read the original at MindBodyGreen.