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Mk-677, Ibutamoren, Mk-2866 manufacturer / supplier in China, offering 99.36% Sarms Orally Administrated Ibutamoren / Mk-677 for Muscle Gain, High Purity Nootropic Armodafinil for Sleep Disorders 112111-43-0, Pharma Grade Selenium Sulfide for Pityriasis Versicolor Treatment and so on.

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99.36% Sarms Orally Administrated Ibutamoren / Mk-677 for Muscle Gain

Get Latest Price
Min. Order / Reference FOB Price
10 g US $1-5/ g
Port: Shenzhen, China
Production Capacity: 500kg /Month
Payment Terms: T/T, Western Union, Money Gram
Powder: Yes
Customized: Non-Customized
Certification: GMP, HSE, ISO 9001, USP, BP
Suitable for: Elderly, Children, Adult
State: Solid
Purity: 99%, >99%

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Basic Info

Model NO.: 159752-10-0
CAS: 317318-70-0
Mf: C21h18f3no3s2
MW: 453.50
Supply: in Stock
Shipment: FedEx, TNT, EMS, DHL
Appearance: White Powder
Grade: Pharmaceutical Grade
Trademark: jiayi
Transport Package: as Per Customer′s Requirements
Specification: as Per Customer′s Requirements
Origin: China
HS Code: 3001200010

Product Description

99.36% SARMs Orally Administrated  MK-677 (Ibutamoren) CAS: 159752-10-0
SARM MK-677(Ibutamoren)    CAS 159634-47-6
MK-677 Detail Information: 

Product Name MK-677 Ibutamoren
MK-677SynonymsMK-677,MK-0677,L-163,191, 2-Amino-2-methyl-N-[1-(1-methylsulfonylspiro[2H-indole-3,4′-piperidine]-1′-yl)-1-oxo-3-(phenylmethoxy)propan-2-yl]propanamide
MK-677 CAS number 159634-47-6,159752-10-0 (mesylate salt)
MK-677 MF C27H36N4O5S, C28H40N4O8S2 (mesylate salt)
MK-677 MW 528.662 g/mol, 624.77(mesylate salt)
Specifications 99%
Appearance/color White Crystalline Powder
Benefits bodybuilding
Applications Supplements, sports nutrition, medicines

Half life: 24 hours
MK-677 Dosage: 25 mg
Min.Order: 1 Kit MK-677 Available
Packing: 1)Aluminum Foil Bag: 100g, 500g, 1Kg 2)Fiber Drum: 25Kg 
Delivery Method: HKEMS, DHL, TNT, UPS, FEDEX, EMS, China Air Post etc.
Clearance Rate: 100% Custom Pass, Diguised Package and Safe Delivery
Delivery Time: 5-14 Working Days, Tracking Number Available
Payment Terms: T/T, MoneyGram, Western Union and Bitcoin  
Origin: Hubei Province, China
Production Capacity: MK-677 100Kg/Month
99.36% Sarms Orally Administrated Ibutamoren / Mk-677 for Muscle Gain


Ibutamoren is a white crystalline powder, also known as MK-677, MK-0677, and L-163,191.Ibutamoren, also known as MK-677,is a drug which acts as a potent, mimicking the GH stimulating action of the endogenous hormone ghrelin.
Studies have shown that this drug is highly potential in increasing bone turnover. When given to elderly subjects, It turnover in them, based on elevations of biochemical markers of bone formation and resorption in them. All this was observed when this peptide was given to them orally.

MK-677 COA 


IdentificationUV spectrumPositive
 IR spectrumPositive
CharacteristicsWhite to yellowish-white crystalline powderconform
Melting point32 ~ 37ºC33~36ºC
Specific optical rotation+77°~+82°+79.3°
Loss on drying≤0.5%0.15%
Assay97 ~ 103%99.08%
Free heptanoic acid≤0.2 %0.10%
Related substances≤2%Pass
 Acetone ≤100ppmPass
Residual solvents(GC)Methanol ≤100ppmPass
 Pyridine ≤100ppmPass
Particle size Pass


Ibutamoren MK-677 is a nonpeptide spiropiperidine and it is functionally indistinguishable in vitro as well as in vivo from the GHRP-6. However, ibutamoren stimulates GH release via a pituitary and hypothalamic receptors (not the same as the GH-delivering hormone receptors), and has the capacity to sustain GH plasma levels and 1 release without having affected endogenous cortisol.
 pulse intensity could be elevated through 4 possible ways:
Growing GHRH release releasing hormone).
Increasing GHRH signaling in somatotrophs from the anterior anterior pituitary gland.
Reducing somatostatin release (somatostatin turns off GH release).
Suppressing somatostatin receptor signaling.

99.36% Sarms Orally Administrated Ibutamoren / Mk-677 for Muscle Gain


Ibutamoren MK-677 was made to fight against such conditions as muscle wasting, weight problems and brittle bones.
Probably the most noticeable result of MK-677 is elevated body fat oxidation and lean muscle mass gains.


The advantages on metabolic process and lean muscle mass are indisputable. it has got the key benefits as below:
It encourages and boosts the synthesis of new protein tissue, such as with muscle recovery or repair. This is one way new muscle is made.

It might improve performance
It develops more powerful bones
Enhances the standard and time period of heart and renal system
All sorts of these benefits that be provided with a single ibutamoren component itself.


The ideal dose of taking MK 677 (Nutrobal) is between 5 to 25 milligrams daily in a 10-week cycle. Few people use high mk-677 dosage.


Increased Fat Oxidation (Fat Loss)
Increased Muscle Gains (Lean Mass)
Tightening of Loose Skin
Injury Rehabilitation
Increased Healing Rate in Bones, Tendons, and Ligaments
It's common to see increases of 6 pounds of lean muscle mass within an 8-week cycle. 

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99.36% Sarms Orally Administrated Ibutamoren / Mk-677 for Muscle Gain


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