Bound & Free Amino Acids Testing
Precision Nutritional Profiling for Food & Feed Matrices
Columbia Laboratories provides comprehensive Bound Amino Acid analysis to support nutritional labeling, formulation development, protein characterization, and quality control across a wide range of food and feed products.
Why Amino Acid Profiling Matters
Amino acids are essential indicators of nutritional quality and product consistency. Precise amino acid data is critical for:
- Nutritional labeling and compliance
- Product formulation and reformulation
- Protein quality assessment
- Verification of ingredient specifications
- Quality control and routine monitoring
What We Test
Bound Amino Acids
Released from proteins following hydrolysis and used to determine total amino acid content.
Typical sample types include:
- Pet food and animal feed
- Food ingredients and raw materials
- Finished food products
- Specialty ingredients
Essential and Non-essential Amino Acids We Analyze For:
- Alanine
- Arginine
- Aspartic
- Cystine
- Glutamic
- Glycine
- Histidine
- Isoleucine
- Leucine
- Lysine
- Methionine
- Phenylalanine
- Proline
- Serine
- Taurine
- Threonine
- Tryptophan
- Tyrosine
- Valine
Our Analytical Approach
Columbia Laboratories employs a complete analytical workflow designed to deliver highly accurate amino acid results.
- Stabilization techniques ensure correct quantification of acid-sensitive amino acids such as cystine and cysteine.
- Dedicated tryptophan analysis uses a specialized process to prevent degradation and ensure proper recovery.
- Controlled hydrolysis protocols provide consistent release of bound amino acids.
- Chromatographic separation using LC-DAD with post-column derivatization delivers clear, precise quantification and excellent peak resolution.
- Robust quality control measures ensure repeatable, reliable results.
Why Choose Columbia Laboratories?
- Accredited laboratory with decades of nutritional chemistry expertise.
- Highly reproducible, detailed amino acid profiles.
- Fast, reliable turnaround times.
- Clear, easy-to-interpret reporting.
- Dedicated technical support for method or data questions.
- Seamless sample submission and project coordination.