Sodium bicarbonate (NaHCO₃), commonly known as baking soda, has been studied for its potential benefits in regulating blood sugar levels and reducing creatinine levels in the human body. Its alkalizing properties help maintain acid-base balance, which plays a crucial role in metabolic functions, including glucose metabolism and kidney health.
How Sodium Bicarbonate Lowers Blood Sugar Levels
1. Enhancing Insulin Sensitivity
Sodium bicarbonate can help improve insulin sensitivity, allowing glucose uptake into cells to be more efficient.
- Mechanism: When NaHCO₃ dissolves in water, it forms sodium (Na⁺) and bicarbonate (HCO₃⁻) ions. These ions help neutralize excess acids in the bloodstream, maintaining an optimal pH balance (7.35–7.45).
- Scientific Reaction in the Body: This reaction helps to buffer blood acidity, indirectly improving insulin function.
2. Reduction of Oxidative Stress & Inflammation
Chronic low-grade inflammation and oxidative stress are major factors in insulin resistance and type 2 diabetes.
- Studies suggest that sodium bicarbonate may lower inflammation markers like C-reactive protein (CRP), reducing stress on insulin-producing beta cells in the pancreas.
How Sodium Bicarbonate Reduces Creatinine Levels
1. Kidney Function Support & Acid Reduction
Creatinine is a waste product formed from muscle metabolism, and its levels are often elevated in kidney dysfunction. Sodium bicarbonate aids in reducing metabolic acidosis, which is common in chronic kidney disease (CKD).
- Mechanism: In patients with kidney issues, excess acid can damage nephrons, leading to higher creatinine levels.
- Scientific Reaction in the Body:
- This reaction helps neutralize acids, reducing stress on the kidneys and allowing better filtration of creatinine.
2. Increasing Glomerular Filtration Rate (GFR)
Sodium bicarbonate has been shown to improve kidney filtration efficiency, thereby helping to remove excess creatinine from the blood.
- A study published in the Journal of the American Society of Nephrology found that bicarbonate supplementation slowed kidney disease progression and lowered creatinine levels in CKD patients.
Recommended Dosage & Precautions
- Dosage:
- For general health & metabolic balance: ½ teaspoon of sodium bicarbonate dissolved in a glass of water (250 ml) once daily.
- For kidney support: Under medical supervision, 1-2 teaspoons per day, depending on kidney function.
- Precautions:
- Overuse may lead to alkalosis (excess alkalinity in the blood), causing nausea, muscle twitching, and irregular heartbeat.
- People with high blood pressure or heart disease should consult a doctor, as sodium intake may affect cardiovascular health.
Conclusion
Sodium bicarbonate in drinking water can support blood sugar regulation and reduce creatinine levels by improving insulin function, reducing oxidative stress, and supporting kidney filtration. However, it should be used in moderation and under medical supervision, especially for individuals with kidney or metabolic conditions.