What is the difference between BPC-157 and TB-500 for research buyers?

They are different research peptides. On peptide.prof, BPC-157 is listed as 5 mg and 10 mg vials (currently out of stock) and TB-500 as 5 mg and 10 mg vials (10 mg in stock at time of writing). Both appear on the 2026 HHS six-peptide 503A list. Research use only.

Are BPC-157 and TB-500 on the HHS compounding list?

Yes. Both BPC-157 and TB-500 are named in the HHS interim 503A compounding enforcement-discretion appendix with Epitalon, KPV, MOTS-c, and Semax. See the dated learn posts for primary links.

Can I add out-of-stock BPC-157 to the cart?

No. When a strength is out of stock on peptide.prof, add to cart is disabled. You can join the restock notify list on the product page. No fabricated stock claims.

Does this comparison include dosing?

No. peptide.prof sells laboratory research material only. Not for human or veterinary use. No dose or administration instructions.

Comparison

BPC-157 vs TB-500: research peptide buyer comparison

Published November 4, 2026 · Updated November 4, 2026 · Research use only

"BPC-157 vs TB-500" and "BPC 157 vs TB 500" are common research-buyer searches. This page compares how peptide.prof lists each compound — vial strengths, stock honesty, and shared 2026 HHS compounding context — without dosing or medical claims.

Check live stock before you plan an order. BPC-157 strengths may be out of stock; TB-500 10 mg may be available.

Open BPC-157 → Open TB-500 →

Quick comparison table

Field	BPC-157	TB-500
Strengths on peptide.prof	5 mg · 10 mg	5 mg · 10 mg
Listed from price	$45 (5 mg) · $65 (10 mg)	$55 (5 mg) · $65 (10 mg)
Stock note (verify live)	Often out of stock — buy box disables add	10 mg may be in stock; 5 mg may be OOS
Form	Lyophilized research vial	Lyophilized research vial
On HHS six-peptide 503A list	Yes	Yes
Intended use	Laboratory research only	Laboratory research only

Prices and availability change. The buy box on each product page is the source of truth.

Shared 2026 regulatory context

Both peptides are named in the HHS interim 503A compounding enforcement-discretion policy. That is about compounding pharmacies, not a research-use catalog. Read:

Buying notes for laboratory material

Confirm the strength (5 mg vs 10 mg) matches your protocol paperwork — this site does not publish protocols.
If add to cart is disabled, the SKU is out of stock; use the notify form if shown.
Payment is Venmo or crypto to peptide.prof; shipping is to a US address after payment.
RUO labeling applies: not for human or veterinary use.

Compare the live buy boxes next. Research use only.

BPC-157 research vials → TB-500 research vials →

FAQ

What is the difference between BPC-157 and TB-500 for research buyers?: They are different research peptides. On peptide.prof, BPC-157 is listed as 5 mg and 10 mg vials (currently out of stock) and TB-500 as 5 mg and 10 mg vials (10 mg in stock at time of writing). Both appear on the 2026 HHS six-peptide 503A list. Research use only.
Are BPC-157 and TB-500 on the HHS compounding list?: Yes. Both BPC-157 and TB-500 are named in the HHS interim 503A compounding enforcement-discretion appendix with Epitalon, KPV, MOTS-c, and Semax. See the dated learn posts for primary links.
Can I add out-of-stock BPC-157 to the cart?: No. When a strength is out of stock on peptide.prof, add to cart is disabled. You can join the restock notify list on the product page. No fabricated stock claims.
Does this comparison include dosing?: No. peptide.prof sells laboratory research material only. Not for human or veterinary use. No dose or administration instructions.

Research use only. Not for human or veterinary use. Stock and prices: verify on the live product pages. No dose or administration instructions on this site.