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Rhodiola Rosea Extract Powder (Rhodiola rosea L.) is a standardized botanical adaptogen raw material manufactured by Shaanxi Rainwood Biotech. Standardized for high-potency Rosavins (≥3.0% by HPLC) and Salidroside (≥1.0% by HPLC) with a 4:1 concentration ratio, it is extracted exclusively from authentic mountain Rhodiola roots using 70% food-grade ethanol to deliver superior batch consistency, low heavy metals, and clean-label compliance for dietary supplement formulations, cognitive adaptogen blends, and endurance sports nutrition.
| Product Name | Rhodiola Rosea Extract Powder (Raw Material) |
| Botanical Source | Rhodiola rosea L. (Root) | Concentration Ratio 4:1 |
| Active Ingredients (HPLC) | Rosavins ≥ 3.0% | Salidroside ≥ 1.0% (HPLC Assay) |
| Extraction Solvent & ID | 70% Ethanol (only) | TLC Identification: Positive |
| Pharmacopeial Standard | Complies with Eur.Ph & Enterprise Standards | HS Code: 1302199099 |
| Appearance & Particle Size | Fine Yellow to Brownish Red Powder; 100% Pass 80 Mesh |
| Bulk & Tap Density | Bulk: 40~60 g/100ml | Tap: 60~90 g/100ml | Loss on Drying ≤ 5.0% |
| Purity & Safety Control | Heavy Metals ≤ 10 ppm (Pb≤2, As≤1, Cd≤0.5, Hg≤0.1) | Residual Ethanol ≤ 200 ppm |
| Packaging & Storage | 25 kg/Paper Drum (2 plastic-bags inside); Store in Cool & Dry Place |
| Shelf Life & Sample | 3 Years (36 Months) Shelf Life | 100g Free Sample (Dispatched in 24h) |
Rhodiola Rosea Extract Powder (Rhodiola rosea L.) is a standardized botanical adaptogen raw material manufactured by Shaanxi Rainwood Biotech Co., Ltd. Extracted from authentic alpine roots at a 4:1 concentration ratio using 70% food-grade ethanol, it is dual-standardized for Rosavins (≥3.0% by HPLC) and Salidroside (≥1.0% by HPLC) with TLC confirmation, low residual ethanol (≤200 ppm, Eur.Ph 7.0), total heavy metals ≤10 ppm (GB 5009.74), and a verified 3-year shelf life for dietary supplement, nootropic, and performance sports formulations.
Extracted exclusively from authentic high-altitude Rhodiola rosea L. roots using 70% food-grade ethanol at a 4:1 extraction ratio, Rainwood Biotech protects delicate bioactive phenylpropanoids and phenylethanoids. Every batch is rigorously tested by validated HPLC to guarantee authentic potencies of Rosavins (≥3.0%) and Salidroside (≥1.0%) with TLC identity confirmation.
| Test Parameter | Target Pharmacopeial Specification | Validated Test Method |
|---|---|---|
| Rosavins Assay | ≥ 3.0% (Batch Result: 3.12%) | HPLC |
| Salidroside Assay | ≥ 1.0% (Batch Result: 1.09%) | HPLC |
| Identification (ID Test) | Positive for Rhodiola rosea | TLC (Thin Layer Chromatography) |
| Concentration Ratio | 4:1 | Enterprise Standard |
| Extraction Solvent | 70% Ethanol (only) | Manufacturing Process Record |
| Appearance & Color | Yellow to brownish red powder | Visual Inspection |
| Odor & Taste | Characteristic aroma & taste | Organoleptic |
| Particle Size (Sieve Analysis) | 100% Pass 80 Mesh | 80 Mesh Screen |
| Bulk Density | 40 ~ 60 g/100ml (Batch: 58g) | CP-2020 Standard Method |
| Tap Density | 60 ~ 90 g/100ml (Batch: 72g) | CP-2020 Standard Method |
| Loss on Drying | ≤ 5.0% (Batch Result: 1.48%) | GB 5009.3 Gravimetric |
| Total Ash | ≤ 5.0% (Batch Result: 3.03%) | GB 5009.4 High-Temp Muffle |
| Residual Solvents | Ethanol ≤ 200 ppm | Eur.Ph 7.0 <2.4.24> Headspace GC |
| Pesticides Residue | DDT & 666 ≤ 0.2 ppm | AOAC 2007.01 GC-MS/MS |
| Total Heavy Metals | ≤ 10.0 ppm (Batch Result: <10 ppm) | GB 5009.74 / ICP-MS |
| Lead (Pb) | ≤ 2.0 ppm | GB 5009.12 / ICP-MS |
| Arsenic (As) | ≤ 1.0 ppm | GB 5009.76 / ICP-MS |
| Cadmium (Cd) | ≤ 0.5 ppm | GB 5009.15 / ICP-MS |
| Mercury (Hg) | ≤ 0.1 ppm | GB 5009.17 / ICP-MS |
| Total Plate Count (TPC) | ≤ 1,000 CFU/g (Batch: <600 CFU/g) | GB 4789.2 Microbiology |
| Yeast & Mould | ≤ 100 CFU/g | GB 4789.15 Microbiology |
| E. Coli | Negative / 10g | GB 4789.3 Microbiology |
| Salmonella | Negative / 25g | GB 4789.4 Microbiology |
| Staphylococcus aureus | Negative / 10g | GB 4789.10 Microbiology |
| Target Formulation Category | Recommended Daily Dose | Formulation Compatibility & Synergies |
|---|---|---|
| Adaptogenic Stress & Adrenal Support | 200 ~ 400 mg/day | Excellent synergy with Ashwagandha (KSM-66), Panax Ginseng, and Holy Basil extract. |
| Cognitive Nootropics & Brain Health | 150 ~ 300 mg/day | Combines seamlessly with Alpha-GPC, Bacopa Monnieri, Lion's Mane mushroom, and L-Theanine. |
| Endurance Sports & VO2 Max Blends | 300 ~ 500 mg/day | Pairs effectively with Turkesterone, Cordyceps Militaris, Beta-Alanine, and Electrolyte premixes. |
| RTD Functional Beverages & Liquid Shots | 100 ~ 250 mg/serving | Instant dispersibility and clear amber solution; compatible with natural citrus masking systems. |
| Quality & Technical Parameter | Rainwood Standardized Extract (HPLC) | Conventional Crude Rhodiola Powder |
|---|---|---|
| Bioactive Potency | Rosavins ≥3.0% + Salidroside ≥1.0% (HPLC) | Unstandardized / Trace (<0.5%) |
| Concentration Ratio | 4:1 Concentrated Ratio | 1:1 (Raw ground root fibers) |
| Extraction Solvent | 70% Food-Grade Ethanol (Eur.Ph Compliant) | None (Milled whole root) |
| Solvent Residues | Ethanol ≤ 200 ppm (Eur.Ph 7.0 <2.4.24>) | Unregulated |
| Heavy Metals & Safety | Total Heavy Metals ≤ 10 ppm (GB 5009.74) | High risk of soil heavy metal contamination |
| Shelf Life | 36 Months (3 Years) Stable Potency | 12 ~ 18 Months (Rapid degradation) |
Get 100g complimentary Rhodiola Rosea Extract Powder (Rosavins ≥3.0% / Salidroside ≥1.0% HPLC, Ratio 4:1) with complete lot-specific testing data for your R&D formulations.
Inquire Now / Request 100g Sample →Rhodiola Rosea Extract Powder (Rhodiola rosea L.) is a standardized botanical adaptogen raw material manufactured by Shaanxi Rainwood Biotech Co., Ltd. Extracted from authentic alpine roots at a 4:1 concentration ratio using 70% food-grade ethanol, it is dual-standardized for Rosavins (≥3.0% by HPLC) and Salidroside (≥1.0% by HPLC) with TLC confirmation, low residual ethanol (≤200 ppm, Eur.Ph 7.0), total heavy metals ≤10 ppm (GB 5009.74), and a verified 3-year shelf life for dietary supplement, nootropic, and performance sports formulations.
Extracted exclusively from authentic high-altitude Rhodiola rosea L. roots using 70% food-grade ethanol at a 4:1 extraction ratio, Rainwood Biotech protects delicate bioactive phenylpropanoids and phenylethanoids. Every batch is rigorously tested by validated HPLC to guarantee authentic potencies of Rosavins (≥3.0%) and Salidroside (≥1.0%) with TLC identity confirmation.
| Test Parameter | Target Pharmacopeial Specification | Validated Test Method |
|---|---|---|
| Rosavins Assay | ≥ 3.0% (Batch Result: 3.12%) | HPLC |
| Salidroside Assay | ≥ 1.0% (Batch Result: 1.09%) | HPLC |
| Identification (ID Test) | Positive for Rhodiola rosea | TLC (Thin Layer Chromatography) |
| Concentration Ratio | 4:1 | Enterprise Standard |
| Extraction Solvent | 70% Ethanol (only) | Manufacturing Process Record |
| Appearance & Color | Yellow to brownish red powder | Visual Inspection |
| Odor & Taste | Characteristic aroma & taste | Organoleptic |
| Particle Size (Sieve Analysis) | 100% Pass 80 Mesh | 80 Mesh Screen |
| Bulk Density | 40 ~ 60 g/100ml (Batch: 58g) | CP-2020 Standard Method |
| Tap Density | 60 ~ 90 g/100ml (Batch: 72g) | CP-2020 Standard Method |
| Loss on Drying | ≤ 5.0% (Batch Result: 1.48%) | GB 5009.3 Gravimetric |
| Total Ash | ≤ 5.0% (Batch Result: 3.03%) | GB 5009.4 High-Temp Muffle |
| Residual Solvents | Ethanol ≤ 200 ppm | Eur.Ph 7.0 <2.4.24> Headspace GC |
| Pesticides Residue | DDT & 666 ≤ 0.2 ppm | AOAC 2007.01 GC-MS/MS |
| Total Heavy Metals | ≤ 10.0 ppm (Batch Result: <10 ppm) | GB 5009.74 / ICP-MS |
| Lead (Pb) | ≤ 2.0 ppm | GB 5009.12 / ICP-MS |
| Arsenic (As) | ≤ 1.0 ppm | GB 5009.76 / ICP-MS |
| Cadmium (Cd) | ≤ 0.5 ppm | GB 5009.15 / ICP-MS |
| Mercury (Hg) | ≤ 0.1 ppm | GB 5009.17 / ICP-MS |
| Total Plate Count (TPC) | ≤ 1,000 CFU/g (Batch: <600 CFU/g) | GB 4789.2 Microbiology |
| Yeast & Mould | ≤ 100 CFU/g | GB 4789.15 Microbiology |
| E. Coli | Negative / 10g | GB 4789.3 Microbiology |
| Salmonella | Negative / 25g | GB 4789.4 Microbiology |
| Staphylococcus aureus | Negative / 10g | GB 4789.10 Microbiology |
| Target Formulation Category | Recommended Daily Dose | Formulation Compatibility & Synergies |
|---|---|---|
| Adaptogenic Stress & Adrenal Support | 200 ~ 400 mg/day | Excellent synergy with Ashwagandha (KSM-66), Panax Ginseng, and Holy Basil extract. |
| Cognitive Nootropics & Brain Health | 150 ~ 300 mg/day | Combines seamlessly with Alpha-GPC, Bacopa Monnieri, Lion's Mane mushroom, and L-Theanine. |
| Endurance Sports & VO2 Max Blends | 300 ~ 500 mg/day | Pairs effectively with Turkesterone, Cordyceps Militaris, Beta-Alanine, and Electrolyte premixes. |
| RTD Functional Beverages & Liquid Shots | 100 ~ 250 mg/serving | Instant dispersibility and clear amber solution; compatible with natural citrus masking systems. |
| Quality & Technical Parameter | Rainwood Standardized Extract (HPLC) | Conventional Crude Rhodiola Powder |
|---|---|---|
| Bioactive Potency | Rosavins ≥3.0% + Salidroside ≥1.0% (HPLC) | Unstandardized / Trace (<0.5%) |
| Concentration Ratio | 4:1 Concentrated Ratio | 1:1 (Raw ground root fibers) |
| Extraction Solvent | 70% Food-Grade Ethanol (Eur.Ph Compliant) | None (Milled whole root) |
| Solvent Residues | Ethanol ≤ 200 ppm (Eur.Ph 7.0 <2.4.24>) | Unregulated |
| Heavy Metals & Safety | Total Heavy Metals ≤ 10 ppm (GB 5009.74) | High risk of soil heavy metal contamination |
| Shelf Life | 36 Months (3 Years) Stable Potency | 12 ~ 18 Months (Rapid degradation) |
Get 100g complimentary Rhodiola Rosea Extract Powder (Rosavins ≥3.0% / Salidroside ≥1.0% HPLC, Ratio 4:1) with complete lot-specific testing data for your R&D formulations.
Inquire Now / Request 100g Sample →Rhodiola Rosea Extract Powder (Rhodiola rosea L.) is a standardized botanical adaptogen raw material manufactured by Shaanxi Rainwood Biotech Co., Ltd. Formulated for pharmaceutical, nutraceutical, and high-performance cognitive formulations, it is standardized for dual active markers: Salidroside (1%~5% HPLC) and Total Rosavins (3%~5% HPLC including Rosavin, Rosin, and Rosarin), ensuring certified clean-label compliance, ultra-low heavy metals (≤10 ppm by ICP-MS), and zero harmful Class 1 & 2 solvent residues (USP <467> Class 3).
Sourced from wild-crafted and sustainably harvested alpine Rhodiola rosea rhizomes, Rainwood Biotech applies low-temperature vacuum hydro-ethanolic extraction to protect delicate phenylpropanoids and phenylethanol derivatives. Every production lot is dual-tested by HPLC to guarantee authentic ratios of Salidroside (CAS: 10338-51-9), Rosavin (CAS: 84954-92-7), Rosin (CAS: 85026-55-7), and Rosarin (CAS: 84954-93-8).
| Test Parameter | Target Pharmacopeial Specification | Validated Test Method |
|---|---|---|
| Salidroside Content | ≥1.0%, ≥2.0%, ≥3.0%, ≥5.0% (Customizable) | HPLC (USP / EP Reference) |
| Total Rosavins Content | ≥3.0%~5.0% (Rosavin, Rosin, Rosarin) | HPLC (Isocratic Reversed-Phase) |
| Appearance & Odor | Red-Brown to Brown fine powder, characteristic pleasant herbal scent | Organoleptic Inspection |
| Particle Size & Sieve | 100% pass 80 Mesh (≥95% pass 100 Mesh) | USP <786> Sieve Analysis |
| Loss on Drying / Moisture | ≤5.0% | USP <731> (105°C, 2h) |
| Total Ash Content | ≤5.0% | USP <561> |
| Heavy Metals (Total) | ≤10.0 ppm (Pb ≤1.0, As ≤1.0, Cd ≤0.5, Hg ≤0.1 ppm) | ICP-MS (USP <233>) |
| Residual Solvents | Ethanol ≤5,000 ppm; Methanol & Hexane Not Detected | GC-Headspace (USP <467>) |
| Total Plate Count (TPC) | ≤1,000 CFU/g | USP <2021> |
| Yeast & Mold | ≤100 CFU/g | USP <2021> |
| Pathogens (E.coli, Salmonella) | Negative / 10g (Negative / 25g for Salmonella) | USP <2022> |
| Application Category | Recommended Dosage | Formulation Compatibility & Role |
|---|---|---|
| Cognitive & Nootropic Blends | 100 ~ 300 mg/day | Enhances focus, mental stamina, and neuroprotection synergistic with L-Theanine & Bacopa. |
| Endurance & Sports Nutrition | 200 ~ 500 mg/day | Supports cellular oxygen utilization, anti-fatigue performance, and ATP recovery. |
| Stress Relief & Cortisol Balance | 150 ~ 400 mg/day | Modulates HPA axis stress response, supporting adrenal wellness and restful mood. |
| Functional RTD Beverages | 50 ~ 200 mg/serving | Water dispersible, clean botanical flavor profile for energy and relaxation drinks. |
| Evaluation Parameter | Rainwood Standardized Extract (HPLC Dual Assay) | Conventional Crude Ground Rhodiola Powder |
|---|---|---|
| Bioactive Assay Potency | Standardized Salidroside (1%~5%) + Rosavins (3%~5%) | Unstandardized, unknown or trace active markers (<0.5%) |
| Dosage Efficiency | High potency: 100~300 mg effective clinical dose | Bulky volume: requires 3,000~5,000 mg raw powder |
| Species Authentication | 100% Guaranteed Rhodiola rosea by TLC / HPLC fingerprint | High risk of adulteration with Rhodiola crenulata |
| Heavy Metals & Microbial | Ultra-low heavy metals (ICP-MS) & low bioburden | Variable bioburden, soil microbial contamination risks |
Contact our technical sales team for comprehensive HPLC testing monographs, regulatory dossiers, and competitive wholesale volume quotes.
Inquire Now / Request 100g Sample →"
Shaanxi Rainwood Biotech adheres to pharmaceutical-grade manufacturing standards, offering global adaptogenic and cognitive formulation brand owners unmatched technical and commercial advantages:
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Shaanxi Rainwood Biotech Co., Ltd. (established in 2006) is a premier cGMP-compliant botanical extract manufacturer and standardized raw material supplier headquartered in Xi'an High-Tech Development Zone, Shaanxi, China. We operate an advanced 19-acre manufacturing base equipped with automated continuous extraction lines, vacuum concentration units, membrane separation systems, and class 100,000 cleanrooms.
\nOur independent quality control testing center is equipped with high-precision analytical instrumentation including Shimadzu High-Performance Liquid Chromatography (HPLC), Gas Chromatography (GC-MS), UV-Vis Spectrophotometers, Atomic Absorption Spectrometers (AAS), and thin-layer chromatography (TLC) systems. We conduct comprehensive in-house testing for assay purity, pesticide residues, heavy metals, microbial limits, and solvent residues, alongside third-party cross-testing with SGS and Eurofins.
\nRainwood Biotech is certified under comprehensive global food safety and quality management standards:
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Shaanxi Rainwood Biotech manufactures a comprehensive portfolio of standardized botanical adaptogens and vitality-supporting active raw materials. Explore our highly compatible synergistic active ingredients for advanced cognitive, stress-relief, and endurance formulations:
\n| Synergistic Raw Material | Standardized Potency | Formulation Synergy & Benefits |
|---|---|---|
| Ginseng Extract Powder → | Ginsenosides 10%~80% HPLC/UV | Classic adaptogen pairing boosting physical stamina, mental clarity, and immune defense. |
| Turkesterone Powder → | Turkesterone 2%~10% HPLC | Synergistic athletic performance enhancer supporting ATP generation and muscle recovery. |
| Icariin Powder (Epimedium) → | Icariin 10%~98% HPLC | Synergistic blood circulation, nitric oxide synthesis, and vitality tonic complex. |
| Grape Seed Extract Powder → | Proanthocyanidins (OPC) ≥95% | Potent antioxidant protection combating exercise-induced oxidative stress. |
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