What is L-Isoleucine?
L-Isoleucine is one of the twenty protein-forming amino acids and an essential component of protein. It helps promote protein synthesis and cell repair. L-Isoleucine also has numerous benefits, such as relieving stress and fatigue in the brain by increasing dopamine receptor density in the central nervous system. Since the human body cannot synthesize it on its own, we need to meet the daily required dose through food and supplements. It can be taken alone or combined with other amino acids for enhanced results and a more diverse range of benefits.
Benefits of L-Isoleucine
- Helps maintain muscle growth and health: L-Isoleucine promotes protein synthesis and reduces muscle protein breakdown, providing energy and increasing muscle strength.
- Helps improve concentration and memory: L-Isoleucine can cross the blood-brain barrier, affecting the synthesis and release of neurotransmitters, thereby maintaining a balanced nervous system.
- Helps boost immunity and maintain good health: L-Isoleucine enhances immune cell activity and promotes antibody production, protecting the body from pathogens.
- In addition to being used and absorbed by the human body, L-Isolecuine can also be added to animal feed to boost immunity and productivity.
If you have any questions about processing L-Isoleucine, Highassay’s R&D team is here to help.
Sources and Intake of L-Isoleucine
Foods rich in L-Isolecuine include meat, dairy products, nuts, brown rice, and beans. Those without special needs can simply consume a diverse diet. Combining L-Isoleucine-rich foods with other fruits can achieve more pronounced results. Vegetarians can increase their intake of beans and seeds. Alternatively, similar to those with high L-Isoleucine needs, supplementation is convenient and quick. However, care should be taken with dosage. Long-term overdose is advised, as it may cause side effects such as nausea, vomiting, and insomnia.
Applications of L-lsolecuine
Highassay adheres to strict quality control (QC) to produce L-lsolecuine. Buy L-lsolecuine in bulk from us now to get competitive market prices.
Food AdditivesBy adding appropriate amounts to infant formula or other foods, the L-Isolecuine requirement can be met by the general population, eliminating the need for supplements and preventing overdose.
Nutritional SupplementsL-Isolecuine supplements are particularly beneficial for athletes, promoting muscle recovery and relieving fatigue, helping athletes quickly regain strength.
PharmaceuticalsMedications containing L-Isolecuine are effective in promoting wound healing, protecting nerves, and accelerating tissue repair.
Animal FeedL-Isolecuine can enhance feed nutrition, boost animal immunity, and promote rapid and healthy growth.
Specification of Highassay L-Isoleucine
- Summary Table
- Data Sheet
| Molecular Formula | C6H13NO2 |
| Molecular Weight | 131.17 |
| CAS No | 73-32-5 |
| Appearance | White crystals or crystalline powder |
| Regular commercial package | 25kg/drum |
| L-Isoleucine | CP2020 | EP11 | USP2023 | USP24 | FCC11 |
| Assay | ≥98.5% | 98.5-101.0% | 98.5-101.5% | 98.5-101.5% | 98.5～101.5% |
| PH | 5.5-6.5 | / | 5.5-7.0 | 5.5-7.0 | 5.5-7.0 |
| Specific rotation[a]D20 | +38.9°-+41.8° | -3 | / | / | +38.6～+41.5° |
| Specific rotation[a]D25 | / | / | +38.9°-+41.8° | +38.9°-+41.8° | +38.2～+41.1° |
| Transmittance(T430) | ≥98.0% | / | / | / | / |
| Appearance of solution | / | clear & colorless ≤BY6 | / | / | / |
| Chloride(Cl) | ≤0.02% | ≤0.02% | ≤0.05% | ≤0.05% | / |
| Ammonium(NH4) | ≤0.02% | ≤0.02% | / | / | / |
| Sulfate(SO4) | ≤0.02% | ≤0.03% | ≤0.03% | ≤0.03% | / |
| Iron(Fe) | ≤10PPM | ≤10PPM | ≤30PPM | ≤30PPM | / |
| Heavy metals(Pb) | ≤10PPM | / | / | ≤15PPM | / |
| Arsenic | ≤1PPM | / | / | / | / |
| Lead | / | / | / | / | ≤ 5 ppm |
| Other amino acids | ≤0.5% | / | |||
| Individual impurities≤0.5% | |||||
| Total impurities≤2.0% | |||||
| / | / | ||||
| Ninhydrin-positive substances | / | Impurities A and C at 570 nm≤ 0.3% | |||
| Each impruity ≤0.2% | |||||
| Total ≤1.0% | / | / | / | ||
| Loss on drying | ≤0.20% | ≤0.5% | ≤0.30% | ≤0.30% | ≤0.30% |
| Residue on ignition | ≤0.10% | ≤0.10% | ≤0.30% | ≤0.30% | ≤0.20% |
| Insoluble foreign matter | / | / | / | / | ≤50 ppm |
| Organic volatile impurities | / | / | / | conforms | / |
| Endotoxin | ＜20EU/g | ＜20EU/g | ＜20EU/g | / | / |
| Total plate count | ≤ 1000 CFU/g | ≤ 1000 CFU/g | ≤ 1000 CFU/g | ≤ 1000 CFU/g | ≤ 1000 CFU/g |
| Moulds & Yeasts | ≤ 100 CFU/g | ≤ 100 CFU/g | ≤ 100 CFU/g | ≤ 100 CFU/g | ≤ 100 CFU/g |
L-Isoleucine VS Leucine
L-Isoleucine and Leucine both play important roles in protein synthesis and muscle maintenance. Both are essential amino acids and must be obtained from food. However, there are some key differences. L-Isoleucine plays a crucial role in blood sugar regulation and hemoglobin synthesis, while leucine supplementation alone is not recommended, as it can have adverse effects on metabolism and kidney function.
