KUR Metabolic Duo
- Free insured shipping
- 60-Day Money-Back Guarantee
Why People Choose KUR
The Two Formulas Your Metabolism Has Been Waiting For.
Metabolic Duo — Berberine Metabolic + Magnesium Glycinate — 30-Day Supply
Most people trying to optimize their metabolism focus on one variable at a time — diet, training, supplementation — and wonder why progress is slower than the effort warrants. The reason is usually not discipline. It's that the body's metabolic machinery requires more than one input to run at full capacity. AMPK activation, cellular glucose uptake, mitochondrial efficiency, nervous system recovery — these systems are interconnected. Addressing one without the other produces partial results — and most metabolic support protocols are built around exactly that limitation. The Metabolic Duo was built to address the full equation simultaneously.
Berberine activates AMPK — the body's metabolic master switch — improving how cells process and use fuel, supporting healthy fat metabolism signaling, and contributing to cardiovascular health markers. Magnesium Glycinate provides the mineral that metabolically active people are most commonly deficient in — the co-factor for over 300 enzymatic reactions including AMPK function, cellular energy production, and nervous system recovery. Together, they address the metabolic equation at both the enzymatic and cellular mineral level. Separately, each is powerful. Together, they're the stack.
Why These Two Formulas Work Better Together.
Berberine and Magnesium aren't randomly paired. They work on the same metabolic pathway from different angles — and their mechanisms are synergistic rather than redundant. Berberine activates AMPK, improving cellular glucose uptake and metabolic efficiency at the enzymatic level. Magnesium is a required co-factor for AMPK enzymatic activity and cellular glucose processing — without adequate magnesium, AMPK function is limited regardless of what else you're doing. Suboptimal magnesium status directly affects metabolic efficiency. Restoring magnesium while activating AMPK creates a metabolic environment where both interventions amplify each other.
Most metabolic support supplements address one mechanism. Most people supplementing for metabolic health are running one formula without the mineral foundation it depends on. The research on each is compelling independently. The combination is the logical conclusion of both.
What's in the Stack.
500mg dual-extract Granular Berberine HCl per serving — combining 97% bark extract with 8% bark/root extract for full-spectrum bioactive coverage. Activates AMPK, supports healthy glucose metabolism, supports healthy lipid markers, and optimizes cellular metabolic efficiency. The enzymatic engine of the stack. 60 capsules · 30-day supply · 2 capsules daily with meals.
275mg elemental magnesium per serving sourced from 2,500mg of chelated Magnesium Glycinate — the most bioavailable and gentle form. Required co-factor for AMPK enzymatic activity, cellular energy production, muscle recovery, and nervous system regulation. The mineral foundation the metabolic system runs on — and the layer most metabolic support protocols are missing. 90 capsules · 30-day supply · 3 capsules once daily.
- AMPK Activation + Mineral Co-Factor Support — Berberine activates AMPK, improving how cells take up and process glucose at the enzymatic level. Magnesium is the required mineral co-factor for AMPK enzymatic activity and cellular glucose processing. Without adequate magnesium, AMPK activation is biochemically limited. Together they address the complete metabolic pathway — the enzymatic switch and the mineral foundation it needs to function at full capacity.
- Healthy Glucose Metabolism from Two Mechanisms — Berberine supports healthy glucose metabolism by improving cellular glucose uptake and supporting healthy hepatic glucose regulation — documented in over 100 published clinical studies. Magnesium is a required co-factor for the enzymatic processes involved in cellular glucose handling. Suboptimal magnesium status independently affects metabolic efficiency. Addressing both the enzymatic and mineral dimensions simultaneously creates a metabolic environment that neither supplement achieves in isolation.
- Cellular Energy Production — AMPK activation improves mitochondrial efficiency and how cells produce and use energy. Magnesium is an essential co-factor for ATP synthesis — every energy-producing reaction in the cell requires magnesium. Without adequate magnesium, mitochondrial energy production is constrained regardless of how well AMPK is functioning. This stack addresses cellular energy at both the enzymatic and mineral level — the two variables most metabolic support formulas address separately, if at all.
- Recovery That Sustains the Protocol — Metabolic optimization requires consistent daily effort. Magnesium supports the nervous system recovery and muscle repair that makes consistent performance possible — supporting healthy muscle relaxation, sleep quality, and the physiological recovery that allows the body to actually benefit from the work being done. Berberine optimizes the metabolic environment. Magnesium recovers the system that drives it. Both are required for the protocol to compound.
- Cardiovascular Health Support — Berberine supports healthy lipid profiles through LDL receptor upregulation in the liver — documented in published clinical research examining Berberine supplementation in healthy adults. Magnesium supports cardiovascular function through healthy muscle contraction regulation, vasodilation support, and electrolyte balance. Together they address both the lipid and mineral dimensions of cardiovascular health simultaneously — the enzymatic and the foundational.
- Both Formulas Clinically Dosed. Both Clean. — Berberine at 500mg dual-extract — the dose and form the published research was conducted with. Magnesium at 275mg elemental from 2,500mg chelated glycinate — the most bioavailable form. No fillers, no artificial additives, no proprietary blends. Two transparent formulas. One complete metabolic protocol. Most stacks are built around marketing. This one is built around the biochemistry.
Who This Stack Is For.
- People Actively Supporting Metabolic Health — Anyone supporting healthy glucose metabolism and metabolic efficiency through diet and lifestyle who wants enzymatic and mineral support at the cellular level — not just caloric optimization. Diet works at the caloric level. This stack works at the biochemical one.
- People Who've Optimized Everything Else — Diet dialed. Training consistent. Results slower than the effort warrants. The missing variable is almost always at the enzymatic and mineral level — the biochemical environment that determines how effectively dietary discipline and training actually translate into measurable outcomes. This stack addresses that layer directly.
- High-Output Individuals — High daily demands deplete magnesium faster than diet can replace it. AMPK efficiency declines with metabolic load. If energy output, recovery quality, and metabolic performance feel like they're not matching the effort being invested — the enzymatic and mineral foundation is likely the gap. This stack addresses both simultaneously.
- Anyone Optimizing Metabolic Performance Long-Term — Whether you're supporting healthy weight, energy metabolism, cardiovascular health markers, or simply optimizing the biological environment for long-term metabolic function — the Berberine and Magnesium combination is the most evidence-backed natural metabolic stack available. Over 100 published studies on Berberine alone.
- Anyone Who's Tried One and Wants to Complete the Stack — If you're already taking Berberine or Magnesium individually and noticing results — this is the logical next step. Berberine without the magnesium co-factor is working with a limited foundation. Magnesium without the enzymatic activation is addressing one layer of a two-layer system. The combination is what the research points to.
How to Take the Metabolic Duo.
Take both formulas daily. Consistency is the protocol — effects build over 2–4 weeks and compound with continued use.
- Berberine Metabolic: 2 capsules daily with meals. For maximum metabolic support, split doses — 1 capsule with your two largest meals of the day. This maximizes the post-meal enzymatic effect and minimizes any initial digestive adjustment.
- Magnesium Glycinate: 3 capsules once daily. For sleep and recovery support, take 30–60 minutes before bed. For general metabolic mineral replenishment, take with your evening meal.
- Evaluate after 30 days of consistent daily use. Berberine's metabolic effects build over 2–4 weeks. Magnesium's effects on recovery and sleep are often noticed within the first week.
- Berberine may interact with certain prescription medications — consult your healthcare provider before use if you take any prescription medications.
- Do not exceed recommended doses. Not recommended during pregnancy or nursing. Consult your healthcare provider if you have a known medical condition.
60-Day Money-Back Guarantee
Give it 30 days. If you don't notice meaningful metabolic support, recovery improvement, and energy regulation — return both bottles within 60 days for a full refund, no questions asked. Every order is backed by a 1-Year KUR Guarantee against manufacturing defects.
The complete metabolic stack. Nothing more.
The Enzymatic Switch. The Mineral Foundation. One Protocol.
✓ Free Shipping · ✓ 60-Day Guarantee · ✓ Made in the USA
500mg Berberine HCl dual-extract · 275mg chelated Magnesium Glycinate · 30-day supply of both
Start Your KUR* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. What's Included: 1× KUR Berberine Metabolic (60 Capsules) + 1× KUR Magnesium Glycinate (90 Capsules)