Synephrine 98%

Short Description:

Synephrine is a popular ingredient commonly found in weight loss supplements. Its popularity increased in the United States. Synephrine has become one of the top ingredients found in dietary supplements. Synephrine is the main active ingredient in lime fruit, which can effectively prevent energy excess (heat accumulation), wind and qi, warm stomach to promote appetite and accelerate metabolism. Lime theoretically accelerates fat metabolism and does not affect the cardiovascular system as a side effect of patients with ephedra. It is also a mild fragrant herbicide, a neuroleptic and a laxative for constipation.


  • FOB Price: US 5 - 2000 / KG
  • Min.Order Quantity: 1 KG
  • Supply Ability: 10000 KG/per Month
  • Port: Shanghai /Beijing
  • Payment Terms: L/C,D/A,D/P,T/T,O/A
  • Shipping Terms: By sea/By Air/By Courier
  • Product Detail

    Product Tags

    Product Name:Synephrine 98%

    Botanical Source:Citrus Aurantium extract

    Part: Fruit
    Extraction Method: Water/ Grain Alcohol
    Form:White to off-white fine powder
    Specification: 95%
    Test Method : HPLC
    CAS NO:94-07-5
    GMO Status:GMO Free

    Packing: in 25kgs fiber drums

    Storage:Keep container unopened in cool, dry place,Keep away from strong light

    Shelf Life:24 months from date of production

    Product Title: Synephrine 98% HCl | Natural Citrus Aurantium Extract | Thermogenic Fat Burner & Adrenergic Agonist

    Product Overview

    Synephrine Hydrochloride (98% purity, CAS 5985-28-4) is a naturally derived α-adrenergic and β-adrenergic agonist extracted from Citrus aurantium (bitter orange). Structurally similar to ephedrine alkaloids, it offers sympathomimetic effects while being a safer alternative for weight management and energy enhancement . Widely used in dietary supplements, Synephrine 98% is a key ingredient in thermogenic formulations to boost metabolism and calorie expenditure .

    Key Features

    1. High Purity & Quality:
      • Purity: ≥98% (HPLC-verified) .
      • CAS No.: 5985-28-4 (Synephrine HCl) | 94-07-5 (Synephrine base).
      • Molecular Formula: C₉H₁₄ClNO₂ .
      • Appearance: White to off-white crystalline powder, water-soluble .
    2. Natural Source & Safety:
      • Derived from Citrus aurantium, a plant traditionally used in Chinese medicine for appetite regulation .
      • Clinically studied for mild thermogenic effects (e.g., 50 mg dose increases calorie burn by 65 kcal over 75 minutes) without significant side effects .
    3. Mechanism of Action:
      • Acts as a partial agonist for α1A-adrenergic receptors (EC₅₀ = 4 μM) and antagonist for α2A/α2C receptors .
      • Enhances glucose metabolism in skeletal muscles and reduces portal hypertension in animal models .

    Applications

    • Weight Management: Promotes fat oxidation and thermogenesis when combined with bioflavonoids (e.g., naringin or hesperidin) .
    • Energy & Focus: Stimulates sympathetic nervous system activity, improving endurance and cognitive performance .
    • Research Use: Ideal for studying adrenergic pathways, metabolic disorders, and cardiovascular effects .

    Usage Guidelines

    • Recommended Dosage: 20–50 mg/day (as part of a blend; consult formulation guidelines) .
    • Solubility: Soluble in water, DMSO (31 mg/mL), and ethanol (2 mg/mL) .
    • Synergistic Combinations: Pair with naringin (600 mg) or hesperidin (100 mg) for enhanced calorie-burning effects .

    Safety & Compliance

    • Hazard Class: 9 (Packing Group III) – Store at -20°C in dry conditions .
    • Safety Notes:
      • Avoid contact with skin/eyes; use gloves and protective gear during handling .
      • Compliant with FDA regulations for dietary ingredients (avoid NDIs; ≤30% synephrine in extracts) .
      • Label accuracy ensured (tested via HPLC/PRM methods) .

    Packaging & Storage

    • Powder: 100g–1kg sealed bags; stable for 3 years at -20°C .
    • Solution: Dissolved in solvent (e.g., DMSO), store at -80°C for 1 year .

    Why Choose Our Synephrine 98%?

    • Certified Authenticity: Sourced from Citrus aurantium with traceable botanical origin .
    • Research-Backed: Validated in vivo studies for efficacy in metabolic and cardiovascular research .
    • Keywords: “Natural Fat Burner,” “Thermogenic Supplement,” “Bitter Orange Extract,” “Adrenergic Agon

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