by S.TURKI
QUESTION: I was told that I have prediabetes. My fasting glucose is now 96 mg/dL and my post-meal reading is 129 mg/dL. Before taking herbs, these readings were already at these levels. I now take one spoon daily of bitter melon, fenugreek, gymnema, and jamun powder. Am I on the right track, and what should I do?
A fasting glucose of 96 mg/dL is normal, and a post-meal reading of 129 mg/dL is generally reassuring. These results were recorded before the herbs, so they do not show that the herbal mixture is helping. Prediabetes should be followed with laboratory fasting glucose, HbA1c, or a two-hour 75-gram glucose-tolerance test. The proven prevention plan is sustainable nutrition, regular aerobic and resistance activity, weight reduction when appropriate, adequate sleep, and periodic medical follow-up—not a combination of unstandardized powders.
Answer by Dr. Albana Greca, MD, MMedSc
Hi Turki,
Your numbers are encouraging. Fasting laboratory glucose below 100 mg/dL is normal. A reading of 129 mg/dL after an ordinary meal is reassuring, although timing matters. Review the fasting ranges and glucose after eating.
Not necessarily. Prediabetes may have been diagnosed from an earlier fasting glucose of 100–125 mg/dL, an HbA1c of 5.7–6.4%, or a two-hour 75-gram glucose-tolerance result of 140–199 mg/dL. Normal readings today are good news, but they do not erase the earlier diagnosis or future risk.
Ask which test originally showed prediabetes and obtain the result. Our blood-test guide and HbA1c guide explain the differences.
A glucose of 129 mg/dL two hours after an ordinary meal is reassuring, but ordinary meals vary and cannot diagnose or exclude prediabetes. The formal two-hour threshold applies after a 75-gram laboratory glucose drink.
No reliable evidence shows that combining bitter melon, fenugreek, gymnema, and jamun prevents type 2 diabetes. Products vary in strength and purity, and “one spoon” is not a standardized dose.
Claims that bitter melon acts as insulin or that this mixture guarantees control are incorrect. Type 1 diabetes requires insulin; no herb replaces it.
Review every product with a clinician or pharmacist and read our supplement safety guide.
Do
If you have overweight or excess abdominal fat, losing and maintaining about 5–7% of starting weight can reduce progression risk. Use the BMI and waist-to-height calculator as a screening tool.
Emphasize nonstarchy vegetables, legumes, whole fruit, suitable whole grains, lean protein, nuts, seeds, and unsaturated fats. Reduce sugary drinks, sweets, refined grains, and oversized portions. Five or six meals are not mandatory. Use the plate method.
Mediterranean-style and moderately lower-carbohydrate patterns can both work. Choose a complete, sustainable plan rather than “diabetes foods” or herbs.
Work toward at least 150 minutes of moderate activity weekly and resistance exercise on two or more days when appropriate. Walking is effective; twice-daily running is unnecessary. Use the exercise safety guide.
Metformin may be considered for higher-risk adults, especially ages 25–59 with BMI at least 35, fasting glucose 110–125 mg/dL, HbA1c at least 6.0%, or previous gestational diabetes. With fasting glucose of 96, the decision depends on the original diagnosis and overall risk.
Confirmed prediabetes is generally tested at least yearly, sooner if symptoms or risks change. Blood pressure and cholesterol should also be assessed.
Home readings show patterns but do not replace laboratory diagnosis. Avoid reacting to every small variation. Learn about insulin resistance.
Stop the herbal product and obtain prompt advice for rash, facial swelling, breathing difficulty, persistent vomiting or diarrhea, severe abdominal pain, or repeated glucose below 70 mg/dL. Arrange medical testing for excessive thirst, frequent urination, blurred vision, recurrent infections, or unexplained weight loss. Do not start or stop metformin or other medicine based only on home readings.
You are on the right track because your readings are currently reassuring—not because the herbal combination has been proven effective. Confirm the original prediabetes result, follow a structured prevention plan, and repeat laboratory testing. There is no need to chase lower numbers when fasting glucose is already 96 mg/dL.
Educational safety note: This answer is for general diabetes education only. It does not replace personal medical advice, diagnosis, or treatment. Do not start, combine, or stop herbal powders, supplements, metformin, other medicines, fasting, diet, or exercise without speaking with your healthcare provider.
Last reviewed: July 2026.
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