Watercress Extract

 

Watercress extract is a concentrated extract of active ingredients made from the stems and leaves of the cruciferous plant watercress through solvent extraction and concentration processes. It typically appears as a brownish-yellow to brown powder. Its core value lies in preserving the bioactive substances inherent in watercress.

 

 

Test items	Specifications	Test Methods
Extract Ratio	10:1	TLC
Appearance	Brown Yellow Fine Powder	Visual
Odor and Taste	Characteristic	Organoleptic
Sieve analysis	90% through 80 mesh	80 Mesh Screen
Loss on Drying	≤5.0 %	105℃/2 hrs
Total Ash	≤5.0 %	GB 5009.4-2016
Bulk Density	40~60g/100mL	GB/T 18798.5
Tap Density	60~90g/100mL	GB/T 18798.5
Lead (Pb)	<3.0mg/kg	ICP-MS
Arsenic (As)	<2.0mg/kg	ICP-MS
Cadmium (Cd)	<1.0mg/kg	ICP-MS
Mercury (Hg)	<0.1mg/kg	ICP-MS
Total Aerobic Count	≤ 1000cfu/g	GB 4789.2
Yeast & Moulds	≤ 100cfu/g	GB 4789.15
E-Coli	Negative	GB 4789.3
Salmonella	Negative	GB 4789.4
Staphylococcus Aureus	Negative	GB 4789.10

 

 

1. Antioxidant

It contains isothiocyanates and flavonoids (quercetin, rutin), which enhance superoxide dismutase (SOD) activity by activating the Nrf2/HO-1 pathway, scavenging free radicals and reducing oxidative damage.

 

2. Anti-inflammatory

Ferulic acid can inhibit the expression of inflammatory factors, alleviate chronic inflammation, and improve arthritis and respiratory inflammation.

 

3. Joint and Bone Health

• Recent research has found that exosome-like nanovesicles (WELNs-CAPs) in watercress extract can promote chondrocyte metabolic balance, repair cartilage damage, and slow the progression of osteoarthritis.
• It is rich in vitamin K and calcium, participating in osteocalcin synthesis and preventing osteoporosis.

 

4. Metabolic Regulation

Its dietary fiber can slow glucose absorption, aiding in blood sugar control; the ethanol extract can improve insulin sensitivity.

 

5. Cardiovascular Health

High potassium and low sodium properties regulate blood pressure; folic acid lowers homocysteine ​​levels; isothiocyanates inhibit vascular endothelial inflammation and reduce the risk of arteriosclerosis.

 

6. Boosts Immunity

Watercress extract contains 1.5 times more Vitamin C than oranges, working synergistically with Vitamin A to activate lymphocytes and boost immunity.

 

7. Detoxifies

It can promote the activity of liver detoxification enzymes and aid in the excretion of heavy metals.

 

 

1. Health Supplements and Functional Foods

• Formulated into capsules and tablets for supplementing vitamins, antioxidants, and joint care.
• As a food additive, it enhances nutrient density.

 

2. Cosmetics

• Adding watercress extract to cosmetics can stimulate collagen production, improving skin elasticity and firmness.
• Antioxidant components delay UV damage and reduce wrinkle formation.

 

3. Medical Aid and Research

 

4. Food Industry

Used in the food industry as a natural coloring agent and preservative.

 

 

Fruiterco is an export company that mainly produces plant extracts, health product raw materials, and cosmetic raw materials. The company has a 20+ professional service after-sales team.

 

Our products are sold to North America, Europe, Australia, South America and Asia. Our products have passed quality inspection and also support customer re-inspection. Email: info@fruiterco.com.

 

 

 

Our products are certified organic, halal, kosher, USDA. Our company has passed ISO22000 quality management system certification. We are able to provide our customers with high-quality products and support them in retesting ingredients to ensure product quality.

 

 

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