Product Overview Potassium pyruvate is the potassium salt of pyruvic acid. It has the molecular formula C₃H₃KO₃ and molecular weight 126.15 g/mol. This white to off-white crystalline powder acts as a key metabolic intermediate. It supports energy production in cells. It functions as an antioxidant in various systems. Potassium pyruvate aids in glycolysis and the TCA cycle. It helps generate ATP and combats oxidative stress. High-purity forms deliver consistent results in sensitive uses.

Key Physical and Chemical Properties

  • Appearance: White to off-white crystalline powder
  • Purity (typical): ≥97.0% to ≥99.0% (titration or assay)
  • Solubility: Soluble in water, forms clear solutions
  • pH (aqueous solution): Slightly acidic
  • Melting Point: >175°C (decomposes)
  • Odor: Odorless or faint
  • Storage: Store in a cool, dry place. Protect from light and moisture. Keep at 2-10°C for best stability.

Primary Applications

Potassium pyruvate finds use in multiple fields thanks to its role in metabolism and protection.

  • Cell Culture and Biotechnology — Added to media as an energy booster. It enhances cell viability and growth. It shields against oxidative damage. It suits serum-free media and high-density cultures. Useful for various cell lines in research.
  • Pharmaceuticals and Biomedicine — Offers antioxidant and anti-inflammatory support. It serves in metabolic formulations. It acts as a building block in synthesis.
  • Cosmetics and Personal Care — Delivers antioxidant protection. It helps guard skin from oxidative stress. It fits in anti-aging and protective formulas.
  • Nutritional Supplements and Food — Works as a functional component. It aids energy metabolism. It appears in specialized health products.
  • Biochemical and Research — Employed in metabolic pathway studies. It supports enzyme assays and investigations of energy processes.

Its antioxidant action makes it effective in demanding environments.

Why Choose High-Purity Potassium Pyruvate?

Grades with high purity minimize impurities. They provide reliable performance and low by-products. This fits rigorous research, biotech, and formulation requirements.

Frequently Asked Questions (FAQs)

What role does potassium pyruvate play in cell culture?

It supplies extra energy beyond glucose. It reduces oxidative stress and boosts cell survival.

How stable is potassium pyruvate in solutions?

It remains stable when stored correctly. It performs well in prepared media for standard use.

Why use potassium pyruvate as an antioxidant?

It neutralizes hydrogen peroxide and reactive species. This protects cells and products from damage.

Is potassium pyruvate suitable for serum-free media?

Yes, it proves very helpful there. It replaces missing factors from serum.

What are the best storage conditions for potassium pyruvate?

Store sealed in a cool, dry place. Keep below 10°C and away from light and humidity.

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