What is Citrus Aurantium Extract?
Citrus Aurantium Extract, also known as the immature fruit of bitter orange, is a botanical that has been around in many forms, in the nutraceutical industry, functional food, beverage, and pharmaceutical industries. It has an array of bioactive compounds, one of the most well-known being synephrine, flavonoids, and other alkaloids, which can augment its functional value. To a user, this extract is appreciated due to its multiplicity as a raw material and could be standardized in reliable ways of standardization, and maintain a consistent quality profile that would enable manufacturers to incorporate the extract into various product formulations. Its uses go beyond dietary supplements to support metabolism and energy through to functional beverages that require natural botanical actives and even sports nutrition formulations where consistency of ingredient performance is prime. As an industrial buyer, the fact that it is operator-friendly to most current processing processes, has a constant solubility, as well as its availability in various specs, is another added advantage to market and regulatory demands in different areas.

COA
| Test Item | Specification | Result | Method |
| Identification | Positive | Positive | HPLC / TLC |
| Active Compound (Synephrine) | ≥6% | 6.20% | HPLC |
| Moisture | ≤8.0% | 5.50% | Loss on Drying |
| Ash Content | ≤5.0% | 3.80% | AOAC 923.03 |
| Bulk Density | 0.45–0.60 g/mL | 0.52 g/mL | USP Method |
| Particle Size | 100% through 80 mesh | Compliant | Sieving |
| Residual Solvent (Ethanol) | ≤5000 ppm | 3500 ppm | GC |
| Heavy Metals (Pb) | ≤2.0 mg/kg | 0.8 mg/kg | ICP-MS |
| Heavy Metals (As) | ≤1.0 mg/kg | 0.3 mg/kg | ICP-MS |
| Heavy Metals (Cd) | ≤1.0 mg/kg | 0.2 mg/kg | ICP-MS |
| Heavy Metals (Hg) | ≤0.1 mg/kg | ND | ICP-MS |
| Microbial Limits: Total Plate Count | ≤1000 cfu/g | 250 cfu/g | AOAC 990.12 |
| Yeast & Mold | ≤100 cfu/g | <10 cfu/g | AOAC 997.02 |
| E. coli | Negative | Negative | AOAC 991.14 |
| Salmonella | Negative | Negative | AOAC 2004.03 |
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Main ingredients
Bitter Orange Extract is an extract that contains various bioactive compounds, synephrine being the most significant of these compounds, since it has been found to regulate the functional properties of the particular extract. In conjunction with synephrine, the extract contains valuable flavonoids, hesperidin, naringin, and other related polyphenolic elements that add value to the nutritional and physiological activity of the extracts. It is seen that most of the functional effects are attributed to synephrine as the active component, but the flavonoids contribute to antioxidant functions and possibly contribute to the general effectiveness of the extract. In the cases of industrial applications, the critical specification is usually the standard content of the synephrine, as this factor guarantees stability, reproducibility, and predictability on the part of the end product formulas in the dietary supplements, functional beverages, and sports nutrition solutions.
Process
1. Raw Material Selection and Cleaning
Bitter oranges are carefully picked to make certain there is a high level of active compounds. The raw product goes through cleaning to exclude contaminants, dust, and product remnants on its surface to have a pure product as the initial source.
2. Drying and Milling
The fruits that have been cleaned are dried under specific temperature conditions in order to maintain the bioactive compounds. The material is dried, after which it is milled to allow maximum surface area in order to reduce extraction time.
3. Solvent Extraction
Usually, ethanol or a water and ethanol mixture is used as a solvent since they are both safe and effective as extraction solvents. Plant material is milled and then subjected to solvent extraction at consistent temperatures and pressure in an effort to extract as much synephrine and flavonoids as possible.
4. Filtration and Concentration
The extraction is then filtered after extraction to eliminate insoluble residues. This filtrate is then concentrated under low pressure by use of vacuum concentration, and this preserves active compounds and lowers solvent content.
5. Purification and Standardization
The highly concentrated extract is further refined to eliminate undesirable ingredients and is adjusted with the desired standardized level of synephrine, as it is the most important requirement with respect to industrial use.
6. Drying (Spray Drying or Vacuum Drying)
The clear extract is dried (usually by spray drying) to produce a stable, free-flowing powder. This makes it a good soluble as well as compatible with different formulations.
7. Final Sieving and Quality Control
The Citrus Aurantium Synephrine is sieved to reveal a uniform particle size, and rigorous quality control tests, including synephrine content, microbial safety, heavy metals, and moisture level, are undertaken to ensure that the material is within the global regulations and customer requirements.

Suitable For
Companies that want to introduce a product to an adult audience interested in weight management, energy, metabolism, and people leading active lives or practicing sports and fitness can consider getting Bitter Orange Extract Supplement as the primary target market. It is prevalent in dietary supplements, functional beverages, and sports nutrition formulas, targeted at consumers seeking to harness the power of natural botanical ingredients to help them boost endurance, manage body composition, or live vibrantly. The advantageousness of it, in this case, is seen in its applicability to a wide spectrum of the market, which is composed of health-conscious customers, especially those who pay attention to plant-based products, thus an easy material to work with in the nutraceutical, food, and functional health sector to work with.
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