NOW® Glucose Metabolism Support (90 Veg Capsules) — Targeted Herbal & Mineral Blood Sugar Balance
NOW® Glucose Metabolism Support is an advanced nutritional formula designed to help your body manage carbohydrates smoothly and maintain healthy blood sugar levels already within the normal range. Powered by patented GlucoFit® banaba leaf extract (standardized to 18% corosolic acid) and bioactive ChromeMate® chromium polynicotinate, this complete formula helps your cells open up and turn circulating sugars into steady, clean daily energy. By pairing these clinically studied ingredients with gymnema sylvestre, alpha lipoic acid, and key metabolic cofactors, it delivers total nutritional balance without afternoon energy crashes.
Quick Specs Snapshot
✓Active Form & Potency: Delivers 1.5 mg of patented GlucoFit® (standardized to 18% corosolic acid), 133 mcg of ChromeMate® oxygen-coordinated chromium polynicotinate, 67 mg of standardized gymnema sylvestre extract (25% gymnemic acids), 15 mg of alpha lipoic acid, and 167 mcg of chelated vanadium per single capsule serving.
✓Primary Cellular Target: Mobilizes cellular glucose transporters (GLUT4 proteins) and supports natural insulin receptor sensitivity to move sugars cleanly from the bloodstream into working muscles [1, 3].
✓Supply & Value Math: 90 vegetarian capsules per bottle provide a full 45 to 90-day supply, replacing up to five individual single-ingredient supplements for pennies a day.
✓Formulation Purity: 100% plant-based vegetarian capsule; non-GMO; free of wheat, gluten, soy, milk, egg, fish, shellfish, tree nuts, and sesame; packaged in a 100% Post-Consumer Recycled (PCR) resin bottle.
Buyer's Guide & Botanical Form Comparison
Why the Form Matters: Many budget store supplements use cheap, inorganic chromium chloride or raw, unstandardized banaba leaf powder [1, 3]. Inorganic chromium has an absorption rate below 2%, meaning most of it simply passes through your digestive tract unutilized. In contrast, NOW® utilizes patented ChromeMate®, an organic complex of chromium bound with niacin (vitamin B-3) that is up to 18 times more biologically active than ordinary chromium [3]. Likewise, standard banaba powders contain less than 1% corosolic acid, whereas patented GlucoFit® is extracted through an advanced process that guarantees a minimum 18% corosolic acid concentration for dependable cellular response [1].
Is This Formula Right for You?
Ideal For Shoppers Who:
✓ Want everyday nutritional support to maintain balanced blood sugar levels already within normal ranges [1, 3].
✓ Struggle with intense afternoon sweet cravings and want gymnema sylvestre to help reduce the urge for sugary snacks [2].
✓ Want an all-in-one vegetarian capsule combining minerals, botanical extracts, and antioxidants rather than taking multiple separate pills.
Consider Another Option If:
✗ You are pregnant, planning to become pregnant, or nursing (blood sugar botanicals like banaba and gymnema are intended for adult use only).
✗ You are taking prescription blood sugar medications (such as insulin or metformin) without physician monitoring, as botanical formulas may amplify glucose-lowering effects [1, 2].
✗ You have a scheduled clinical blood test measuring thyroid or cardiac hormones within the next 48 hours (this formula contains 1,000 mcg of biotin, which can temporarily skew lab readouts).
Risk-Free Guarantee: Every order from VitaNet®, LLC is protected by our unconditional 100% money-back guarantee. If you are not completely satisfied, return the bottle—even if opened—and we cover the return shipping costs so you can test digestive tolerance and personal results with complete confidence.
Biochemical Mechanisms & Cellular Pathways
To picture how this supplement works, think of your muscle cells as houses with locked garage doors, and circulating blood sugar (glucose, chemical formula C6H12O6) as cars driving on a busy highway. When you eat carbohydrates, glucose enters your bloodstream. If the cell garage doors stay closed, that sugar backs up like rush-hour traffic, making you feel sluggish and exhausted. Insulin acts like a doorbell, telling the cell to open up. This formula helps the doorbell work smoothly and opens the garage doors through four cooperative biochemical pathways:
1. Opening the Cell Doors (GLUT4 Translocation with GlucoFit®)
Inside your muscle tissues are microscopic transporter vehicles called GLUT4. In peer-reviewed research, active corosolic acid from GlucoFit® signals these GLUT4 transporters to travel directly from inside the cell up to the outer cell surface [1, 5]. When they reach the surface, they open wide, allowing circulating glucose (C6H12O6) to exit the bloodstream and enter your muscle cells to be burned as clean physical fuel [1, 5].
2. Making the Doorbell Ring (Insulin Sensitivity via ChromeMate® & Vanadium)
Chromium is an essential trace element that makes up the core of Glucose Tolerance Factor (GTF) [3]. ChromeMate® helps attach insulin molecules tightly to insulin receptors on your cell walls [3]. Working alongside chelated vanadium, which acts as a gentle natural insulin mimic, this team ensures your cells hear the signal loud and clear so your body does not need to overproduce insulin just to process a meal [3, 5].
3. Blunting Sugar Receptors (The "Sugar Destroyer" Gymnema Sylvestre)
In traditional herbalism, Gymnema sylvestre is known as "gurmar," which translates directly to "destroyer of sugar." The active gymnemic acid molecules share a similar molecular geometry to sugar [2]. They temporarily bind to sweet receptor sites on your taste buds and the lining of your intestines, physically blocking excess dietary sugar absorption and helping dial back cravings for sweet treats [2].
When blood sugars fluctuate, cells experience oxidative stress. Alpha Lipoic Acid (ALA) is a universal antioxidant that works in both water and fat environments, neutralizing free radicals and activating the enzyme AMPK (the cell's master fuel switch) [4]. Meanwhile, high-potency Thiamin (Vitamin B-1), Biotin, and Pantothenic Acid act as necessary cofactors to turn digested food into cellular adenosine triphosphate (ATP) energy [3, 4].
Dosing, Timing & Nutritional Synergy Protocol
Optimal Timing & Meal Pairing: Take one (1) vegetable capsule daily with a meal containing wholesome complex carbohydrates and proteins, accompanied by a full 8-ounce glass of water [1, 3]. Taking your capsule right with food ensures that active chromium, gymnemic acids, and corosolic acid are present in your digestive system exactly when carbohydrates are broken down into simple sugars [1, 2].
Daily Schedule & Split-Dosing Strategy
For general metabolic support, take your single capsule with your largest meal of the day—such as breakfast or lunch—to maintain even energy throughout your working hours [3]. If you and your healthcare provider choose to increase intake to two capsules daily for higher metabolic demands, divide them: take one capsule with breakfast and one capsule with your evening meal to sustain cellular receptor support around the clock [1, 2].
Smart Synergies & Absorption Spacing Rules
✓Beneficial Pairing with Cinnamon & Berberine: This formula works synergistically with whole Cinnamon Bark or Berberine supplements, reinforcing separate but complementary pathways of carbohydrate transport.
✓Pairing with Dietary Fiber & Protein: Combining with lean protein and soluble fiber buffers post-meal glycemic surges and optimizes intestinal transit time.
✗Two-Hour Spacing from High Iron or Antacids: High-dose iron supplements and calcium antacids can compete with chromium and magnesium for intestinal absorption. Allow at least a two-hour window between taking this supplement and mineral antacids.
Timeline of What to Expect
Week 1 (Cellular Acclimation): Digestive tolerance is smooth. Gymnemic acids begin dulling acute sweet cravings, making it easier to skip sugary mid-morning and afternoon snacks [2].
Weeks 3–4 (Glycemic & Energy Balance): With steady GLUT4 glucose transport and improved receptor signaling, post-meal drowsiness and afternoon "brain fog" diminish, replaced by steady physical energy [1, 3].
Months 2–3+ (Cumulative Metabolic Support): Deep cellular saturation of chromium and corosolic acid helps keep baseline glucose metabolism steady and supports long-term vascular wellness [1, 3, 5].
Physical Profile & Clean Excipient Breakdown
Delivery Format & Swallowability: NOW® Glucose Metabolism Support comes in a standard two-piece vegetarian capsule (size "0"). The clear plant-derived capsule shell measures approximately three-quarters of an inch in length. It features a silky exterior that glides down effortlessly with water, avoiding the chalky taste, throat scratchiness, and gag reflex commonly caused by large pressed herbal tablets.
Natural Aroma, Taste & Color
Inside the clear capsule, you will see a fine, speckled green-and-tan powder. The color is 100% natural and reflects the unbleached, botanical leaf extracts of banaba and gymnema sylvestre. Because these active herbs are encapsulated, there is no lingering bitter herbal flavor when swallowed. It possesses a subtle, natural tea-like scent. Batch-to-batch color variation is entirely normal and confirms the absence of artificial pigments.
Other Ingredients Demystified
Hypromellose (Cellulose Capsule): A natural, water-soluble plant fiber derived from wood pulp that forms the 100% vegetarian capsule shell, breaking down rapidly in stomach acid.
Rice Flour: A pure, hypoallergenic food powder used as an inert filler to distribute micro-nutrients (like chromium and vanadium) evenly throughout each capsule.
Stearic Acid (Vegetable Source): A naturally occurring plant lipid that lubricates high-speed encapsulation machinery, ensuring uniform capsule filling without synthetic chemicals.
Packaging & Storage: Packaged in an amber-shielded bottle made from 100% Post-Consumer Recycled (PCR) resin to keep light away from delicate antioxidants. Store tightly sealed in a dry kitchen cabinet or pantry away from stove heat and bathroom humidity.
The dietary supplement market is flooded with unvetted discount products. In independent testing investigations, many generic and "big box store" brands have been caught with less than 10% of their stated herbal ingredients, or contaminated with industrial chemicals and heavy metals. NOW® Foods operates over 40,000 square feet of private, world-class analytical chemistry and microbiology testing laboratories accredited under ISO/IEC 17025:2017, conducting over 19,000 analytical assays every single month to guarantee absolute safety and label accuracy.
How NOW® Protects You from Big Box Store Contaminants:
✓ ICP-MS Heavy Metal Clearance (Parts-Per-Billion Precision): Herbal leaves naturally absorb minerals from agricultural soils. NOW screens every batch of banaba and gymnema leaves using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) to detect trace toxins—including lead, arsenic, cadmium, and mercury—down to single parts-per-billion (ppb). Finished lots strictly comply with California Proposition 65 and USP safety standards.
✓ HPLC & UHPLC Active Potency Fingerprinting: Using High-Performance Liquid Chromatography (HPLC), NOW chemists verify the exact chemical fingerprint of every botanical lot, confirming the guaranteed 18% corosolic acid in GlucoFit® and 25% gymnemic acid in gymnema without chemical adulteration or filler dilution.
✓ GC-MS/MS Multi-Residue Pesticide Screening: Incoming raw botanical crops undergo gas chromatography-mass spectrometry screening across an extensive panel of more than 500 agricultural pesticides, fungicides, and synthetic chemical residues.
✓ Microbiological Pathogen Screening: Validated PCR diagnostics confirm zero presence of harmful bacteria, including Salmonella spp., Escherichia coli, and Staphylococcus aureus, alongside strict limits on yeasts and molds.
✓ Certified "A-Rated" GMP Manufacturing: Produced in company-owned facilities holding top A-rated Good Manufacturing Practice (cGMP) certifications audited and awarded by the Natural Products Association (NPA) and UL Solutions.
When you purchase NOW® through VitaNet®, you receive authentic, pure, laboratory-tested nutrition free from the safety risks and unverified potencies common in budget retail brands.
Supplement Facts Panel & Verified Product Details
Master manufacturer specifications for NOW® Glucose Metabolism Support (Item # N3318 / UPC 733739033185):
Other Ingredients: Hypromellose (cellulose capsule), Rice Flour and Stearic Acid (vegetable source).
Allergen Specifications: Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut, or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Safety Warnings: For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition (including diabetes or low blood sugar levels). Keep out of reach of children. This product contains Biotin which may interfere with some blood test results.
Manufacturing Notes: Made and quality tested in the USA with globally sourced ingredients. Family owned since 1968. Bottle made from 100% PCR (post-consumer recycled) resin. ChromeMate® is a Lonza trademark. GlucoFit® is a registered trademark of Softgel Technologies, Inc.
Curator's Quality Note: VitaNet®, LLC
Founded in 1995, VitaNet®, LLC brings over 31 years of dedicated natural health retail experience and human biochemistry expertise to every customer. Headquartered in Hartville, Ohio, our family-owned business maintains strict factory-direct distribution relationships with premier American manufacturers. Every bottle is stored in our climate-regulated, humidity-controlled warehouse to ensure maximum potency. As a Better Business Bureau (BBB) A+ accredited company, we stand unconditionally behind every product with a 100% money-back guarantee—we even pay return shipping on opened bottles. Have questions about this formula? Call our knowledgeable customer support staff directly at (330) 877-8786 or toll-free at 1-800-877-8702.
*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.
How does GlucoFit® Banaba Extract differ from regular raw banaba leaf powder?
Standard banaba leaf powders contain unstandardized, trace amounts of corosolic acid (typically 1% or less), requiring you to take many large pills to achieve a beneficial dose. GlucoFit® is a patented, pharmaceutical-grade extract standardized to guarantee a minimum 18% corosolic acid concentration. This delivers reliable cellular glucose transporter activation in a single, small vegetarian capsule [1, 5].
Can I open the capsule and mix the powder into water or a protein shake?
Yes. The two-piece vegetarian capsule can easily be pulled apart and mixed into water, juice, or a smoothie. Keep in mind that Gymnema sylvestre and herbal leaf extracts have a naturally bitter, earthy flavor. If consumed in liquid, gymnemic acids will coat your tongue, temporarily dulling your ability to taste sweetness for about 30 to 60 minutes [2].
Will taking this formula break intermittent fasting?
No. Each vegetarian capsule contains less than one calorie and zero carbohydrates, meaning it will not break a fasting state or spike insulin. However, because its active nutrients (such as corosolic acid and gymnemic acids) work primarily by moderating carbohydrate absorption and moving glucose into cells, you will gain the greatest physiological benefit by taking it with your first meal of the day [1, 2].
Why does this formula include 1,000 mcg of Biotin, and could it affect lab tests?
Biotin acts as an essential cofactor for glucokinase, a critical liver enzyme responsible for cellular glucose uptake and glycogen synthesis. While 1,000 mcg is safe and nutritionally supportive, high-dose biotin can interfere with laboratory immunoassay tests (such as thyroid panel TSH/free T4 or troponin tests). Always inform your healthcare provider that you take biotin, and consider pausing supplementation 48 hours prior to clinical blood draws.
Can I take this supplement if I am already taking prescription diabetes medication?
Always consult your prescribing physician before combining this formula with prescription diabetes medications (such as insulin, metformin, or sulfonylureas). Because GlucoFit®, ChromeMate®, and Gymnema support natural glucose clearance into muscle cells, taking them alongside medical drugs may cause blood sugar levels to drop lower than intended [1, 2, 3].
Scientific References:
Judy, W. V., Hari, S. P., Stogsdill, W. W., Judy, J. S., Naguib, Y. M., & Passwater, R. (2003). Antidiabetic activity of a standardized extract (Glucosol™) from Lagerstroemia speciosa leaves in Type II diabetics: A dose-dependence study. Journal of Herbal Pharmacotherapy, 3(4), 1–13.
Baskaran, K., Kizar Ahamath, B., Shanmugasundaram, K. R., & Shanmugasundaram, E. R. (1990). Antidiabetic effect of a leaf extract from Gymnema sylvestre in non-insulin-dependent diabetes mellitus patients. Journal of Ethnopharmacology, 30(3), 295–300.
Anderson, R. A. (1997). Nutritional factors in the etiology and treatment of diabetes: chromium and antioxidants. Journal of the American College of Nutrition, 16(5), 404–410.
Packer, L., Witt, E. H., & Tritschler, H. J. (1995). alpha-Lipoic acid as a biological antioxidant. Free Radical Biology and Medicine, 19(2), 227–250.
Miura, T., Takagi, S., & Ishida, T. (2012). Management of Diabetes and Its Complications with Banaba (Lagerstroemia speciosa L.) and Corosolic Acid. Evidence-Based Complementary and Alternative Medicine, 2012, 871495.
