English English In addition to our flagship natural astaxanthin platform, BKYULA Biotech engineers an integrated suite of companion botanical extracts, microencapsulated carotenoids, and metabolic active ingredients designed to power premium cellular protection, eye health, and metabolic wellness brands.
Engineered through physical wall-breaking extraction and modern double-emulsion microencapsulation to prevent oxidative degradation while maximizing cellular uptake across diverse dosing matrices.
| Product Specification | Active Content (HPLC) | Physical Appearance | Primary Application Matrix | Microbial / Heavy Metal Spec | Shelf Life & Packaging |
|---|---|---|---|---|---|
| Natural Astaxanthin Powder Cracked Cell Wall |
1.5%, 2.0%, 3.0%, 5.0% | Fine dark red powder, free-flowing | Hard capsules, powder blends, tablet compression | Pb ≤ 1.0ppm, As ≤ 1.0ppm, TAMC < 1,000 CFU/g | 24 Months / Multi-layer vacuum foil bag in 25kg drum |
| CWS Astaxanthin Beadlets Cold Water Dispersible |
1.0%, 2.0%, 2.5% | Red to reddish-brown micro-granules | Instant functional beverages, RTD sachets, effervescents | Zero residue hexane, USP standard heavy metals | 24 Months / Nitrogen-flushed aluminum packaging |
| Astaxanthin Oleoresin Supercritical CO2 |
5.0%, 10.0% | Viscous dark red oil without sedimentation | Softgels, liquid drops, lipophilic skin serums | Solvent-free clean extraction, Benzo(a)pyrene < 2ppb | 24 Months / Food grade fluorinated bottles or drums |
| Liposomal Astaxanthin Powder Enhanced Bioavailability |
2.0%, 5.0% | Uniform reddish hydrophilic powder | Premium anti-aging, systemic longevity supplements | Phospholipid encapsulated, particle size < 200nm | 24 Months / Double PE food-grade drum liner |
| Feed Grade Astaxanthin / Canthaxanthin FAMI-QS Certified |
10.0% Beadlets | Violet-red to red micro-pelletized beadlet | Aquaculture (salmon, shrimp) & poultry pigmentation | Compliant with EU feed additive safety standards | 24 Months / Light-protected 20kg/25kg composite drums |
Astaxanthin (3,3'-dihydroxy-β,β'-carotene-4,4'-dione) represents the apex of structural keto-carotenoid antioxidants, possessing a chemical architecture with conjugated polyene double bonds that spans both hydrophobic and hydrophilic regions of cellular lipid bilayers. Unlike β-carotene or vitamin E, natural astaxanthin obtained from the single-celled microalgae Haematococcus pluvialis does not convert to a pro-oxidant state even under elevated metabolic oxidative stress. As global nutraceutical, cosmetic, and clinical pharmaceutical applications expand, procurement specialists face significant challenges in securing stable, unadulterated, and biologically active supplies.
The botanical origin of astaxanthin dictates its stereoisomeric distribution and subsequent biological efficacy. While synthetic chemical synthesis from petrochemical precursors yields an enantiomeric mixture of (3S,3'S), (3R,3'S), and (3R,3'R) isomers, microalgal synthesis in Haematococcus pluvialis yields predominantly the optically pure (3S,3'S) stereoisomer esterified with fatty acids. This esterified natural form exhibits up to 90 times higher free radical scavenging capability than synthetic equivalents.
At BKYULA Biotech, cultivation relies on closed, sterile glass-tube photobioreactor (PBR) systems rather than open raceway ponds. Open raceway ponds are inherently prone to protozoan contamination, airborne heavy metals, and inconsistent ambient temperature fluctuations, which cause cellular yield crashes and variable carotenoid density. Our closed PBR cultivation enforces strict control over light irradiance, nutrient stoichiometry (nitrogen starvation phase for red encystment), pH, and sterile carbon dioxide injection. The outcome is microalgal biomass possessing over 3.5% to 5.0% pure astaxanthin accumulation with negligible biological contamination.
Formulator's Technical Takeaway: Supercritical carbon dioxide (scCO2) extraction bypasses petroleum hydrocarbon solvents (such as hexane, ethyl acetate, or ethanol mixtures). By utilizing dense-phase fluid carbon dioxide at precise pressures (300-350 bar) and sub-critical thermal levels (< 45°C), the native polyene chain remains undamaged, achieving a clean-label active ingredient completely free of volatile organic residues (VOCs).
The primary technical hurdle in producing commercial astaxanthin powder is the encysted aplanospore cell wall of mature Haematococcus pluvialis. Composed of rigid algaenan and sporopollenin-like polymers, an un-ruptured cell prevents human gastrointestinal enzymes from accessing intracellular carotenoids, reducing biological absorption to below 15%. BKYULA utilizes high-pressure mechanical homogenization (micro-fluidization) at calibrated shear pressures to crack more than 98% of cell walls without creating heat that causes trans-to-cis thermal degradation.
Once liberated, astaxanthin is highly susceptible to photo-oxidation, thermal cleavage, and oxidation upon air contact. To solve this, our production facility uses double-emulsion microencapsulation. The hydrophobic active is trapped inside a natural protective matrix (modified food starch, acacia gum, and natural tocopherols). This spray-dried beadlet structure creates a spherical shell around the lipophilic core, extending product shelf life to 24 months at ambient temperatures and enabling complete dispersion in cold water (CWS) for functional beverages without sedimentation.
Global B2B demand for natural astaxanthin is shifting rapidly due to clean-label regulatory policies, technological breakthroughs in liposomal delivery, and multi-active anti-aging formulations.
Regulatory authorities including EFSA and the US FDA continue to scrutinize petrochemical synthetic carotenoids. Global supplement brands are proactively reformulating into clean-label, plant-based Haematococcus pluvialis sources. Buyers increasingly require complete HPLC chromatograms verifying the (3S,3'S) stereoisomer ratio alongside valid organic documentation.
Because native astaxanthin is lipophilic with variable bioavailability when taken on an empty stomach, commercial buyers are transitioning toward phospholipid-complexed and liposomal powders. These lipid vesicular formulations enhance intestinal mucosal transport, multiplying bioavailability up to 5-fold and delivering distinct clinical efficacy at lower doses.
Procurement teams are moving away from single-ingredient formulations toward multi-active stacks. Formulators frequently combine Astaxanthin with Lutein & Zeaxanthin for broad-spectrum ocular protection, with Liposomal NMN for cellular mitochondrial longevity, and with Apple Cider Vinegar or Berry Anthocyanins for complete systemic wellness.
Combining nearly 15 years of extraction expertise, verified cleanroom production, and certified testing facilities to safeguard your brand against adulteration and inventory shortages.
Our operations have passed rigorous physical onsite inspections by SGS Group. Certified to ISO 9001:2015, ISO 22000, HACCP, HALAL, KOSHER, and FAMI-QS standards, our production lines meet the regulatory requirements of North America, Europe, Latin America, and Southeast Asia.
Our dedicated in-house analytical lab features high-performance liquid chromatography (HPLC), dual UV-spectrophotometers, analytical balances, and dedicated microbiological testing clean benches. Every production lot is released only after passing identity, assay, solvent residue, and pathogen screenings.
Exporting over US$4.28 million annually across more than 40 nations, we provide smooth customs assistance and reliable logistics. We support versatile trade terms including FOB, CIF, CFR, FCA, CIP, DDP door-to-door (clearing duties), as well as low commercial MOQs starting from 1 kg.
From custom carrier selection to high-speed encapsulation and custom label packaging, our end-to-end production workflow accelerates your market entry.
Aligning on target active percentage, carrier matrix (vegan vs. bovine), and solubility parameters.
Laboratory pilot synthesis, producing pre-shipment evaluation samples with a dedicated analytical COA.
PBR biomass processing, cell disruption, clean extraction, and double microencapsulation.
HPLC assay validation, microbial plating, heavy metal analysis, and stability screening.
Nitrogen-vacuum sealed drums, full documentation compliance, and express air/ocean dispatch.
Answers to common quality assurance, analytical, and supply chain questions from purchasing and R&D teams.
UV-Vis spectrophotometry cannot distinguish between true astaxanthin and degradation byproducts, chlorophyll, or companion carotenoids (such as lutein or canthaxanthin), leading to false assay inflations of 20% to 35%. High-Performance Liquid Chromatography (HPLC) separates non-esterified astaxanthin, mono-esters, and di-esters by retention time, providing an accurate, verifiable measurement of active astaxanthin content.
Our standard cold-water soluble (CWS) beadlet formulations utilize food starch, maltodextrin, and natural mixed tocopherols. We offer 100% vegan, clean-label matrix options utilizing pea protein, acacia gum, and sunflower lecithin, completely free of bovine gelatin, sodium octenylsuccinate, and artificial preservatives.
Our microencapsulated powders and supercritical oleoresins carry a verified 24-month shelf life from the date of manufacture. Product must be maintained in unopened original containers away from direct UV radiation and moisture at temperatures ≤ 20°C. For extended bulk warehousing, cold-storage at 2°C–8°C preserves active compound stability over multi-year periods.
Standardized bulk grades (1.5% - 5% powders, 10% oleoresin) feature a low pilot MOQ of 1 kg to support formulation development. Custom contract manufacturing involving proprietary ratios, unique carrier blends, or private-label packaging generally begins at 25 kg to 100 kg depending on target specifications.
Every lot is shipped with a comprehensive batch Certificate of Analysis (COA) detailing active HPLC potency, heavy metal parameters (Pb, As, Cd, Hg tested via ICP-MS), residual solvents, pesticide screening, and microbiological plating. Material Safety Data Sheets (MSDS), Technical Data Sheets (TDS), Allergen Statements, and non-GMO affidavits are readily accessible upon request.
Extraction and packaging lines operate inside GMP-designed Class D cleanrooms equipped with positive-pressure HEPA filtration systems. Validated Clean-in-Place (CIP) procedures are implemented between batch runs, preventing cross-contact between botanical actives and ensuring compliance with allergen guidelines.
Whether you require bulk microencapsulated powder, cold-water soluble beadlets, or custom finished-supplement OEM services, our engineering and regulatory teams are ready to support your formulation requirements.
