GlucoBerry Reviews: MD/PROCESS Launches Four-Ingredient Daily Capsule Supplement for Blood Sugar and Renal Wellness in the U.S.

New once-daily formula combines maqui berry extract, chromium, biotin and Gymnema sylvestre leaf in a research-informed capsule, with an ingredient-by-ingredient research overview

ATLANTA, Ga., Sept. 20, 2026 — MD/PROCESS, an Atlanta-based dietary supplement company, today announced the U.S. launch of GlucoBerry, a four-ingredient daily capsule formulated to support blood sugar and renal wellness in adults. The launch is accompanied by a publicly available ingredient research overview — an unusual step in a supplement category where marketing claims frequently outpace the evidence cited to support them.

The formula contains maqui berry extract (Aristotelia chilensis, standardized to delphinidins), chromium, biotin and Gymnema sylvestre leaf. Its formulation draws on two published clinical studies — one randomized, double-blind, placebo-controlled trial on maqui berry extract published in Panminerva Medica, and an 18-month Gymnema sylvestre study published in the Journal of Ethnopharmacology — alongside established nutritional data on chromium and biotin. Each study is presented alongside its methodological limits, and MD/PROCESS explicitly states that GlucoBerry has not been evaluated as a complete formula in clinical trials.

All ingredient names and amounts are disclosed on the Supplement Facts label at bloodsugarberry.com. The recommended serving is one capsule daily, taken with food. GlucoBerry is manufactured in the United States in an FDA-registered, GMP-certified facility. The formula is natural and non-GMO.

“The blood sugar supplement market has a credibility problem — products cite studies selectively, without telling consumers that those studies used different doses, different populations, and were conducted on isolated ingredients rather than finished formulas,” said Dr. Mark S. Weis, MD, Creator of GlucoBerry. “GlucoBerry was formulated around four ingredients with published clinical research, and we’re releasing that research with our launch — including the parts that show its limits. We believe that’s what responsible supplement marketing looks like.”

A Four-Ingredient Formula for Daily Blood Sugar and Renal Wellness

GlucoBerry’s formula draws from three ingredient categories, each associated with different aspects of normal physiological function relevant to blood sugar health:

• Berry-derived polyphenol: Maqui berry extract is standardized to contain delphinidins — anthocyanin compounds that have been studied in the context of normal postprandial blood glucose regulation and renal glucose clearance function.
• Essential micronutrients: Chromium and biotin are recognized dietary compounds with established roles in normal insulin function, normal glucose metabolism and macronutrient processing — both studied for their complementary effects on normal blood sugar regulation.
• Traditional glucose metabolism botanical: Gymnema sylvestre leaf has been used in traditional Ayurvedic medicine for centuries and has been studied in the context of normal blood glucose markers and normal insulin sensitivity.

The combination reflects the company’s view that blood sugar wellness involves multiple interconnected systems — including normal insulin signaling, normal renal glucose clearance and normal metabolic function — rather than a single pathway. MD/PROCESS emphasizes that this is a formulation rationale, not a clinical finding. The finished product has not been evaluated as a complete formula in published clinical trials.

Maqui Berry Extract: Research on Postprandial Glucose and Renal Clearance Function

Maqui berry (Aristotelia chilensis) is a dark-pigmented berry native to the temperate rainforests of Chile and Argentina. Its principal bioactive compounds are delphinidins — a class of anthocyanin polyphenols that have attracted scientific interest for their relationship to normal postprandial blood glucose regulation and normal renal glucose handling.

A randomized, double-blind, placebo-controlled clinical study published in the journal Panminerva Medica examined a standardized maqui berry extract in adults with borderline elevated fasting blood glucose. The researchers observed that participants taking the extract had lower postprandial blood glucose responses after a carbohydrate challenge compared with placebo. A follow-up study examining a standardized maqui berry delphinidin extract over 90 days observed associations with improvements in long-term blood glucose markers compared with baseline values.

These studies had important limits — specific standardized maqui berry preparations at defined doses, in populations with mildly elevated baseline glucose, over defined study periods. Their findings describe how delphinidin compounds interact with postprandial glucose markers in controlled conditions and do not demonstrate outcomes from the finished GlucoBerry formula, which contains maqui berry extract alongside three other ingredients. GlucoBerry uses the same standardized delphinidin extract used in the referenced research; consumers are directed to the product label for the specific dose. Its inclusion reflects the active scientific interest in maqui berry delphinidins in the context of normal blood sugar regulation, not a product-specific clinical claim.

Chromium: An Essential Trace Mineral With Established Roles in Normal Insulin Function

Chromium is an essential trace mineral recognized for its role in normal insulin function and the normal metabolism of carbohydrates, fats and proteins. Research on chromium supplementation has examined its relationship to normal insulin sensitivity and glucose uptake signaling, with a systematic review noting associations with improvements in glycaemic control markers in several adult study populations.

According to the National Institutes of Health Office of Dietary Supplements, chromium contributes to normal macronutrient metabolism and normal insulin activity. These studies used specific doses in defined populations and do not establish outcomes from the finished GlucoBerry formula. Its inclusion reflects chromium’s established nutritional role in normal glucose and insulin metabolism, not a product-specific clinical claim. Individuals taking medication for blood glucose management should consult a qualified healthcare professional before use.

Biotin: A B-Vitamin With a Recognized Role in Normal Glucose Metabolism

Biotin (vitamin B7) is a water-soluble B-vitamin involved in the normal function of several carboxylase enzymes responsible for normal fatty acid, glucose and amino acid metabolism. Research has examined the combination of chromium and biotin in the context of normal blood sugar regulation, with a published clinical study observing complementary effects on normal insulin sensitivity and glucose metabolism markers in adult participants [3].

These studies had important limits — specific doses and populations — and their findings describe how the combination interacts with metabolic markers in controlled conditions, not outcomes from the finished GlucoBerry formula. Its inclusion reflects biotin’s recognized nutritional role in normal carbohydrate and macronutrient metabolism and its studied complementary relationship with chromium in normal glucose function, not a product-specific clinical claim. Adults already consuming biotin from a multivitamin or B-complex supplement should consider their combined intake from all sources.

Gymnema Sylvestre Leaf: Research on Normal Blood Glucose and Insulin Sensitivity

Gymnema sylvestre (Gymnema sylvestre R.Br.) is a climbing plant used for centuries in traditional Ayurvedic medicine. Its bioactive gymnemic acids have been studied for their relationship to normal glucose absorption in the intestinal tract, normal taste perception of sweetness and normal insulin sensitivity.

A clinical study published in the Journal of Ethnopharmacology examined Gymnema sylvestre leaf extract in 58 adults over an 18-month period and observed associations with improvements in fasting blood glucose and Hemoglobin A1C markers compared with baseline values. The researchers used a specific standardized dose of Gymnema sylvestre leaf extract. MD/PROCESS states that GlucoBerry uses the same dose of Gymnema sylvestre leaf used in that referenced study; consumers are directed to the product label to verify the specific amount.

These findings had important limits — a specific preparation, a defined population, an 18-month study period and the absence of a placebo control group in the referenced study. They describe outcomes from isolated Gymnema sylvestre supplementation and do not establish outcomes from the finished GlucoBerry formula, which contains Gymnema alongside three other ingredients. Individuals taking medication for blood glucose management should consult a qualified healthcare professional before use. Its inclusion reflects the recognized research profile of gymnemic acids in the context of normal glucose metabolism, not a product-specific clinical claim.

What Ingredient Research Does and Does Not Show

GlucoBerry’s research overview separates three questions: what each ingredient is, what researchers have studied about it, and what has been demonstrated about the finished formula. Those questions have different answers.

The studies referenced here examined individual ingredients at specific doses, in specific populations and over specific periods. GlucoBerry combines four ingredients in a single daily capsule, and the amounts, preparations and interactions within that formula differ from the conditions of any individual study. For that reason, MD/PROCESS does not describe GlucoBerry as clinically proven and does not attribute ingredient-level research results to the finished product.

“The maqui berry research we cite is a placebo-controlled trial — that is genuinely rigorous evidence for this ingredient category,” said Dr. Mark S. Weis. “But it was conducted at a specific dose, in adults with mildly elevated baseline glucose, over a 90-day period. We cannot tell consumers that GlucoBerry will replicate those results. What we can tell them is that the ingredient has that research behind it, that we use the same standardized extract, and that the rest is disclosed on the label. That combination of honesty and quality is what we built this product around.”

Safety and Suitability

GlucoBerry is intended for healthy adults. Individuals taking prescription medication — particularly those for blood glucose management, blood pressure or anticoagulation — should consult a qualified healthcare professional before use. Gymnema sylvestre and chromium have each been associated with potential interactions with glucose-lowering medications; combining them with prescription blood glucose medication without medical supervision may affect blood glucose levels in ways that require monitoring.

GlucoBerry is a dietary supplement and is not a substitute for prescribed diabetes medication, regular blood glucose monitoring or professional medical care. Individuals with diagnosed diabetes or pre-diabetes should consult a qualified healthcare professional before use and should not discontinue or adjust prescribed treatment in favour of dietary supplementation.

The same consultation applies to individuals who are pregnant, nursing, managing a medical condition, scheduled for surgery or taking other dietary supplements. The physical label and Supplement Facts panel at bloodsugarberry.com are the definitive source for all ingredient names, amounts, directions and warnings.

Product Format and Availability

GlucoBerry is available now to consumers across the United States through the official MD/PROCESS website at bloodsugarberry.com. The recommended serving is one capsule daily, taken with food. Manufactured in the United States in an FDA-registered, GMP-certified facility; natural and non-GMO. All orders are backed by a 180-day satisfaction guarantee; consumers are directed to the official website for full guarantee terms.

Under U.S. federal law, dietary supplements are not subject to pre-market FDA approval. GMP certification and FDA facility registration cover manufacturing process standards and quality controls and do not constitute endorsement of the product or its claims by the FDA.

About MD/PROCESS and GlucoBerry

MD/PROCESS was founded with the principle that blood sugar and metabolic wellness supplements should be formulated from ingredients with documented research histories, disclosed transparently on the label and represented accurately — without overstating what individual ingredient studies show about a finished multi-ingredient formula.

The company’s mission is to offer adults a daily blood sugar wellness option that draws on recognized nutritional and botanical research traditions, manufactured to verifiable quality standards and supported by honest communication about what the science does and does not establish. Every ingredient in GlucoBerry is selected on the basis of its published research profile or its recognized nutritional role.

MD/PROCESS holds itself to three standards: complete ingredient and dose disclosure on the Supplement Facts label, manufacturing in an FDA-registered, GMP-certified U.S. facility, and accurate representation of the science behind each component — including its limits.

GlucoBerry’s formula combines maqui berry extract (standardized to delphinidins), chromium, biotin and Gymnema sylvestre leaf in a once-daily capsule. The formula is natural and non-GMO. More information is available at bloodsugarberry.com.

References

1. Alvarado J, Scull I, Prime H, et al. A single-center, randomized, double-blind, placebo-controlled study to evaluate the efficacy and safety of a standardized maqui berry extract in subjects with borderline fasting blood glucose levels. Panminerva Medica. 2016;58(3):1–7.
2. Anderson RA. Chromium, glucose intolerance and diabetes. Journal of the American College of Nutrition. 1998;17(6):548–555.
3. Albarracin CA, Fuqua BC, Evans JL, et al. Chromium picolinate and biotin combination improves glucose metabolism in treated, uncontrolled overweight to obese patients with type 2 diabetes. Diabetes/Metabolism Research and Reviews. 2008;24(1):41–51.
4. Baskaran K, Kizar Ahamath B, Radha Shanmugasundaram K, Shanmugasundaram ER. Antidiabetic effect of a leaf extract from Gymnema sylvestre in non-insulin-dependent diabetes mellitus patients. Journal of Ethnopharmacology. 1990;30(3):295–300.
5. National Institutes of Health, Office of Dietary Supplements. Chromium: Fact Sheet for Health Professionals.
6. National Institutes of Health, Office of Dietary Supplements. Biotin: Fact Sheet for Health Professionals.

Media Contact

Dr. Mark S. Weis, MD, Creator MD/PROCESS / GlucoBerry

10 Glenlake Parkway, Suite 130, Atlanta, GA 30328, USA

Email: Support@TheMDProcess.com

Phone: (800) 942-1935

Website: bloodsugarberry.com

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. Research cited in this release pertains to individual ingredients studied in isolation; it does not represent clinical evaluation of the GlucoBerry formula as a finished product, nor does it constitute endorsement by the referenced researchers, journals or institutions. GlucoBerry is not a substitute for prescribed diabetes medication or professional medical care.

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