What plant extracts does Greensky Bio produce?

Greensky Bio produces astaxanthin, citrus bioflavonoids, diosmin, red yeast rice, NMN, NR, PQQ, ergothioneine, and various other plant extracts and nutritional ingredients.

Does Greensky Bio have quality certifications?

Yes, Greensky Bio is ISO22000, BRCGS, Ecocert Organic, Halal, and Kosher certified, with GMP-compliant manufacturing facilities.

What is the minimum order quantity?

Minimum order quantities vary by product. Please contact our sales team at sales@greenskybio.com for specific MOQ information.

We have five factories and 23 years of experience in plant extracts

0086-571-85302990
sales@greenskybio.com

Hangzhou greensky,Manufacturer of botanical extract

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Technical Articles

We hold regular seminars and welcome inquiries if you have any questions

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home > FAQ > New Product > What is Melatonin? Benefits for Sleep and Circadian Rhythm Support

What is Melatonin? Benefits for Sleep and Circadian Rhythm Support

2026-04-15

What is Melatonin?

Melatonin is a naturally occurring hormone produced by the pineal gland in the brain. It plays a crucial role in regulating the sleep-wake cycle (circadian rhythm). Melatonin levels rise in the evening to promote sleep and fall in the morning to promote wakefulness. Supplementing with melatonin supports healthy sleep patterns and circadian rhythm regulation.

Key Health Benefits

Sleep Support: Supports healthy sleep onset and quality
Circadian Rhythm: Helps regulate natural sleep-wake cycles
Jet Lag Relief: Supports adjustment to new time zones
Antioxidant Support: Provides cellular antioxidant protection
Relaxation: Promotes calmness and relaxation before bedtime

Main Applications

Sleep support supplements
Circadian rhythm support formulations
Travel and jet lag relief products
Relaxation and stress support
Shift work sleep support

Why Choose Greensky Bio Melatonin?

High purity Melatonin (99%+)
Pharmaceutical grade quality
Third-party tested for identity and purity
GMP and ISO22000 certified manufacturing
Available in various formulations

Product Specifications

Parameter	Specification
Product Name	Melatonin
Molecular Formula	C13H16N2O2
Molecular Weight	232.28 g/mol
Purity	99%+ (HPLC)
Appearance	White to off-white crystalline powder
Test Method	HPLC
CAS Number	73-31-4

Packaging & Storage

Packaged in 1kg aluminum foil bags or 25kg drums. Store in a cool, dry place away from light and moisture. Shelf life: 24 months when properly stored.