Metabolic Health

Exploring glucose regulation, insulin response and blood lipids

Sulforaphane and broccoli sprout preparations are being studied for their effects on blood glucose, insulin resistance and blood lipids. Clinical research in people with type 2 diabetes or prediabetes has reported changes in selected markers, with responses varying across studies and participants. Longer-term effects on diabetes progression and cardiovascular outcomes remain uncertain.

GLUCOSE REGULATION

INSULIN RESPONSE

BLOOD LIPIDS

A Closer Look at the Research

Explore selected clinical publications examining broccoli sprout preparations and markers of metabolic and cardiovascular health. These studies used specific powders or extracts—not PurPhane. Their findings do not establish that PurPhane treats diabetes or prevents cardiovascular disease, and changes in blood markers do not necessarily translate into fewer heart attacks or strokes.

Broccoli Sprout Extract and Glucose Control
Laboratory experiments found that sulforaphane reduced glucose production in liver cells. In a 12-week clinical trial, a concentrated broccoli sprout extract improved fasting glucose and HbA1c in a subgroup of participants with obesity and poorly controlled type 2 diabetes. The findings point to a potential role in glucose regulation, but should not be interpreted as a consistent benefit for everyone with diabetes or as evidence that the extract can replace medication.
Read the study
Broccoli Sprout Powder and Insulin Resistance
A four-week trial assigned 81 adults with type 2 diabetes to receive 5 g or 10 g of broccoli sprout powder daily, or a placebo; 63 participants were included in the final analysis. The 10 g group showed reductions in fasting insulin and HOMA-IR, an estimate of insulin resistance. The short duration and limited analysis sample mean that larger, longer studies are needed to establish whether these changes are sustained.
Read the study

Blood Lipids and Cardiovascular Risk Markers
In a four-week trial involving 81 adults with type 2 diabetes, 72 completed treatment with broccoli sprout powder or placebo. The 10 g daily group showed lower triglycerides, a lower oxidized LDL-to-LDL cholesterol ratio and higher HDL cholesterol. These findings concern blood markers associated with cardiovascular risk; the study did not test whether supplementation reduced heart attacks, strokes or other cardiovascular events.
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Prediabetes and Differences in Individual Response
A 12-week placebo-controlled trial examined broccoli sprout extract in adults with prediabetes. Fasting glucose fell by approximately 0.2 mmol/L more than with placebo, below the prespecified target of 0.3 mmol/L. Exploratory analyses linked stronger responses to certain metabolic characteristics and baseline gut microbiota. These findings require confirmation and do not establish that the extract prevents progression to diabetes.
Read the study

Grown and Packaged in Nova Scotia

The Power of Sulforaphane

Sulforaphane is a naturally occurring plant compound found in cruciferous vegetables, particularly broccoli sprouts. It has attracted significant scientific interest because of the way it interacts with cellular pathways involved in antioxidant defence, detoxification, oxidative stress and inflammatory balance.

At GoMicro, we believe good nutrition begins with understanding what is in your food—and what the science actually says.

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