Quanta Pharma IGF-1 LR3 1mg. Pharmaceutical-grade long-acting IGF-1 analogue with extended 20 to 30 hour half-life. Researched for muscle hyperplasia, satellite cell activation, and nutrient partitioning. Independently verified by Analiza Białek at 98% purity, finished vial content confirmed at 1.07mg against 1mg label.

Quanta Pharma IGF-1 LR3 1mg

is a pharmaceutical-grade

long-acting analogue of Insulin-like Growth Factor 1

, engineered for significantly extended bioactivity compared to native IGF-1. This lyophilised vial from

Quanta Pharma

offers researchers a high-purity compound for advanced studies in muscle hyperplasia, cellular proliferation, nutrient partitioning, and satellite cell activation. Independent Analiza Białek testing confirms the finished vial at 1.07mg content and 98% purity. Available for

UK delivery

with fast dispatch.

Analiza Białek Finished Product Verified

Independent testing of the sealed vial by a leading EU laboratory

Actual Content

Label Claim

Accuracy

Purity

Sample:

Sealed production vial  |

Order:

100014029  |

Tested:

April 2026  |

Verification Key:

P6C32A8N

Quanta Pharma IGF-1 LR3 Specifications

Peptide

IGF-1 LR3

Also Known As

Long R3 IGF-1

Dosage

1mg/vial

Structure

83 Amino Acids

Form

Lyophilised

Half-Life

20-30 Hours

Storage

2-8°C

Reconstitute With

Bac Water

IGF-1 LR3 1mg

Quanta Pharma

Quanta Pharma IGF-1 LR3 Research Benefits

Muscle hyperplasia

: Researched extensively for its role in stimulating the formation of new muscle cells rather than simply enlarging existing ones

Extended bioactivity

: Modified R3 structure reduces binding to IGF binding proteins, extending active half-life from minutes to over 20 hours compared to native IGF-1

Cellular proliferation

: Investigated for promoting satellite cell activation, differentiation, and skeletal muscle fibre recruitment

Nutrient partitioning

: Studied for its effect on directing nutrients preferentially toward muscle tissue rather than adipose storage

Anti-catabolic action

: Shown in research to reduce protein breakdown and support a net anabolic environment at the cellular level

Neural and collagen support

: Explored for potential roles in nerve repair, cartilage regeneration, and connective tissue remodelling

How Quanta Pharma IGF-1 LR3 Works

IGF-1 LR3

Whereas endogenous IGF-1 has a circulating half-life measured in minutes,

Quanta Pharma IGF-1 LR3

remains bioactive for approximately 20 to 30 hours. Research indicates it binds to the IGF-1 receptor with similar affinity to native IGF-1 but delivers a sustained, more potent signalling effect. This makes it a key research tool in studies of hyperplastic muscle growth, anabolic signalling cascades (PI3K/Akt/mTOR), and cellular differentiation.

Additionally,

Quanta Pharma IGF-1 LR3

has been investigated for its effects on nutrient partitioning, insulin sensitivity, collagen synthesis, and satellite cell recruitment, making it one of the most versatile peptides in anabolic and regenerative research protocols.

Quanta Pharma IGF-1 LR3 vs Native IGF-1

While native IGF-1 and

IGF-1 LR3

share the same receptor target, the LR3 modification produces a profoundly different research profile. Native IGF-1 is rapidly sequestered by IGFBPs and cleared from circulation within minutes, limiting its usefulness in practical research applications.

Quanta Pharma IGF-1 LR3

, by contrast, maintains bioactivity for roughly a full day per administration, allowing researchers to observe sustained receptor-mediated effects with stable, predictable pharmacokinetics. This extended window is why LR3 has become the preferred analogue in skeletal muscle and tissue regeneration studies.

Why Choose Quanta Pharma IGF-1 LR3?

Quanta Pharma

is renowned for producing pharmaceutical-grade peptides with exceptional purity and accurate dosing. The 1mg vial of

Quanta Pharma IGF-1 LR3

has been independently verified by Analiza Białek, one of Europe’s most respected analytical laboratories, with confirmed content of 1.07mg against a 1mg label claim and 98% purity on the finished product. Combined with pharmaceutical-grade lyophilisation, precise fill accuracy, and UK-based stock for fast dispatch, it is the confident choice for serious researchers.

⚠️ FOR LABORATORY RESEARCH USE ONLY

NOT FOR HUMAN OR VETERINARY DIAGNOSTIC OR THERAPEUTIC USE

Safety Classification:

For use by qualified research personnel only. Keep detailed records of usage and storage as per UK research regulations.

Legal Notice:

This product is exclusively intended for in vitro laboratory research conducted in controlled environments by qualified research staff. It is not for pharmaceutical, domestic, or any other applications. The purchaser accepts that acquiring and using this material is governed by all relevant UK regulations concerning research chemicals.