Advanced Peptide Formulations
HPLC-Purified Peptides
Inside Sciences™ specializes in the synthesis of highly purified peptides, proteins, and amino acid derivatives for scientific research. Using advanced peptide synthesis technologies, we ensure over 99% purity. Our stringent quality control, including in-house testing with HPLC and Mass Spectrometry, guarantees precision and stability from synthesis to delivery.

Premium Quality Guarantee
“We guarantee premium quality in every product we offer. Our commitment to excellence ensures that all our customers are satisfied and delighted with their experience”
5 & 10 units peptides sale
Free Shipping on Orders Over $100
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- Sale!
- Peptides
Tirzepatide 5mg
- $139.99 – $899.90
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Sale!
- Peptides
Tirzepatide 10mg
- $179.99 – $1,150.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
Semaglutide 5mg
- $99.98 – $620.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Uncategorized
Semaglutide 10mg
- $169.99 – $950.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
Mots-c 10mg
- $99.99 – $580.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
Selank 5mg
- $29.99 – $200.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
Thymosin Alpha-1 5mg
- $99.99 – $570.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
PT-141 10mg
- $49.99 – $290.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
CJC-1295 No DAC & Ipamorelin 5mg / 5mg
- $99.99 – $695.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
TB-500 5mg
- $99.99 – $520.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
BPC-157 5mg
- $29.99 – $180.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
IGF-1 LR3 1mg
- $104.99 – $800.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
NAD+ 500mg 10mL
- $149.99 – $950.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
BPC-157 & TB-500 Blend 5mg/5mg
- $59.99 – $420.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Peptides
GHK-Cu 50mg
- $49.99 – $300.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Sale!
- Peptides
Retatrutide 5mg
- $159.99 – $999.98
- Buy Now This product has multiple variants. The options may be chosen on the product page
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- Sale!
- Peptides
Tirzepatide 5mg
- $139.99 – $899.90
- Buy Now This product has multiple variants. The options may be chosen on the product page
-
- Sale!
- Peptides
Tirzepatide 10mg
- $179.99 – $1,150.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
-
- Sale!
- Peptides
Semaglutide 5mg
- $99.98 – $620.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
-
- Sale!
- Uncategorized
Semaglutide 10mg
- $169.99 – $950.00
- Buy Now This product has multiple variants. The options may be chosen on the product page
Earned Trust, Proven Quality

Tested by an accredited external laboratory
Third-party Testing
INSIDE SCIENCES partners with third-party laboratories, including MZ Biolabs, to rigorously test our peptides and ensure they meet the highest quality standards. Through comprehensive analysis and verification, we guarantee that our peptides maintain a purity level of 99%, reinforcing our commitment to excellence. This dedication to quality control helps us uphold our strong reputation and continue providing our customers with reliable, top-tier products.
Delivery from our three warehouse locations in the U.S
We ensure fast and reliable shipping from our three warehouse locations in the U.S. Once your order is placed and payment is confirmed, we process it promptly for dispatch. Delivery typically takes 3 days, depending on your location and the shipping method selected. We work with trusted carriers to guarantee timely and secure delivery, so you can receive your order as quickly as possible.
Fast delivery
