Buyer's guide · November 2026 · 223 suppliers · United States · page 2 of 8

Compare TB-500 suppliers in the US

Suppliers 31 to 60 of 217 with TB-500 on sale based in the US, in PepFinder Score order. Back to the first page for the price range, market history and questions.

Prices checked 8 Nov 2026 · 429 listings · 402 confirmed in stock · 24 out of stock · Thymic peptides

TB-500 · listed price per mg

USD · single vials · 159 suppliersmedian US$7.70/mg

US$2.25/mgUS$30.00/mg

Multi-vial packs: US$1.10/mg to US$14.90/mg, median US$4.50/mg (55 listings), shown separately.

Each currency is shown separately; prices are never converted. Packs of several vials are compared per mg of the whole pack, apart from single vials.

Sort byVial sizeForm Confirmed in stock only Include out of stock Test certificate on file

Suppliers 31–60 of 217 with listings on sale (6 more with everything out of stock) · prices in USD only, never converted

31
PSPeptides™
US based
Third-party testing stated
98 products tracked · Delivery Shipped Shipped Same Day Most Orders Shipped Within 2-24 Hours · Ships to 32 countries
4.2 Trustpilot(175)
7.5/ 10PepFinder Score
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From US$8.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 (1 Vial) 5 mg US$44.99 US$9.00/mg In stock On their site ↗
TB-500 (1 Vial) 10 mg US$79.99 US$8.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
32
Ares Research
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
138 products tracked · Delivery 1-2 · Ships to 36 countries · Est. 2026
Pays byCardBank transferCrypto
1.0(1)3.6 Trustpilot(37)
7.4/ 10PepFinder Score
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From US$8.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 2 mg US$29.99 US$15.00/mg In stock On their site ↗
TB-500 5 mg US$49.99 US$10.00/mg In stock On their site ↗
TB-500 10 mg US$84.99 US$8.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
33
Bluum Peptides
US based
Third-party testing statedCOA page linked, not reviewed
83 products tracked
Pays byCardBank transfer
7.4/ 10PepFinder Score
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From US$6.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 5mg 5 mg US$35.00 US$7.00/mg In stock On their site ↗
TB-500 10mg 10 mg US$65.00 US$6.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
34
ezPeps
US based
Third-party testing statedCOA page linked, not reviewed
59 products tracked · Ships to 1 country
4.8 Trustpilot(173)
7.4/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$5.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10 mg US$54.99 US$5.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
35
GenPeptide
US based
Third-party testing statedCOA page linked, not reviewed
47 products tracked · Ships to 1 country
Pays byCardCrypto
4.4 Trustpilot(30)
7.4/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$4.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10mg 10 mg US$45.00 US$4.50/mg In stock On their site ↗
TB4 (Thymosin Beta-4) 10mg 10 mg US$55.00 US$5.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

Listing as named	Size	Price	Per mg	Stock
TB-500 (1 Vial)	5 mg	US$44.99	US$9.00/mg	In stock	On their site ↗
TB-500 (1 Vial)	10 mg	US$79.99	US$8.00/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
TB-500	2 mg	US$29.99	US$15.00/mg	In stock	On their site ↗
TB-500	5 mg	US$49.99	US$10.00/mg	In stock	On their site ↗
TB-500	10 mg	US$84.99	US$8.50/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
TB-500 5mg	5 mg	US$35.00	US$7.00/mg	In stock	On their site ↗
TB-500 10mg	10 mg	US$65.00	US$6.50/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
TB-500	10 mg	US$54.99	US$5.50/mg	In stock	On their site ↗

Listing as named	Size	Price	Per mg	Stock
TB-500 10mg	10 mg	US$45.00	US$4.50/mg	In stock	On their site ↗
TB4 (Thymosin Beta-4) 10mg	10 mg	US$55.00	US$5.50/mg	In stock	On their site ↗

Peptide Giants

US based

Third-party testing statedCOA page linked, not reviewed

76 products tracked

Pays byCardBank transferCrypto

4.6 Trustpilot(63)

7.4/ 10PepFinder Score

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From US$4.80/mg (10 mg vial)

Listing as named	Size	Price	Per mg	Stock
TB 500 (Thymosin B4 AceTate)	5 mg	US$29.99	US$6.00/mg	In stock	On their site ↗
TB 500 (Thymosin B4 AceTate)	10 mg	US$48.00	US$4.80/mg	In stock	On their site ↗
TB500 10mg – (10 Vials/Kit)	10mg Kit	US$399.99	—	In stock	On their site ↗

Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.

37
Alpha Carbon Labs
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
107 products tracked · Delivery 1-5 days · Ships to 1 country · Est. 2025
Pays byCardCrypto
7.3/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$9.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10 mg US$90.00 US$9.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
38
US Peptide Labs
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
30 products tracked · Delivery 1-2 Business Days · Ships to 1 country · Est. 2026
Pays byCard
7.3/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$8.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10 mg US$80.00 US$8.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
39
Amino Fuel Labs
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
41 products tracked · Ships to 1 country · Est. 2022
Pays byCardBank transferCryptoPayPal
7.2/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$6.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10mg 10 mg US$65.00 US$6.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
40
Costides
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
39 products tracked · Delivery 2-5 business days in the US · Ships to 1 country
Pays byCardCrypto
7.2/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$3.80/mg (pack of 10 × 5 mg)
Listing as named Size Price Per mg Stock
TB-500 10 × 5 mg
50 mg in total
US$190.00 US$3.80/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
41
Disguised Alpha
US based
Third-party testing statedCOA page linked, not reviewed
105 products tracked · Ships to 36 countries
Pays byCardBank transferCrypto
7.2/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 (Thymosin Beta-4) As listed US$64.99 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
42
Licensed Peptides
US based
Third-party testing statedCOA page linked, not reviewed
278 products tracked · Delivery ship today Most orders arrive in 1–2 business days
Pays byCard
7.2/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$10.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 (Thymosin Beta-4) 10mg 10 mg US$99.99 US$10.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
43
MyPurePeptide
US based
Third-party testing statedCOA page linked, not reviewed
46 products tracked
Pays byCardBank transfer
7.2/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$2.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10mg 10 mg US$25.00 US$2.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
44
Palmetto Peptides
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
24 products tracked · Delivery 2-3 business days (USPS Priority Mail) · Ships to 1 country · Est. 2025
Pays byPayPal
7.2/ 10PepFinder Score
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We may earn a commission. How this works
From US$15.00/mg (5 mg vial)
Listing as named Size Price Per mg Stock
TB-500 5mg/10mg Research Peptide | Thymosin Beta-4 Fragment | Tissue Repair Research | COA Verified 5 mg US$75.00 US$15.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
45
True Research Labs
US based
Third-party testing statedCOA page linked, not reviewed
35 products tracked · Delivery ship within 24 hours · Ships to 1 country
Pays byCard
4.1 Trustpilot(151)
7.2/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$5.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10 mg US$55.00 US$5.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
46
Amp Peptides
US based
Third-party testing statedCOA page linked, not reviewed✓ Verified owner
26 products tracked · Delivery 1-3 Business days · Est. 2024
Pays byCardBank transferCrypto
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$8.00/mg (5 mg vial)
Listing as named Size Price Per mg Stock
TB-500 5 mg US$40.00 US$8.00/mg In stock On their site ↗
TB-500 10 mg US$90.00 US$9.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
47
BioPep
US based
Third-party testing statedCOA page linked, not reviewed
29 products tracked
Pays byCardCrypto
4.5 Trustpilot(17)
7.1/ 10PepFinder Score
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We may earn a commission. How this works
From US$5.88/mg (4.42 mg vial)
Listing as named Size Price Per mg Stock
TB 500 USA 4.42mg Lot 26131 4.42 mg US$26.00 US$5.88/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
48
Elite Research Labs
US based
Third-party testing statedCOA page linked, not reviewed
37 products tracked · Ships to 1 country
7.1/ 10PepFinder Score
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We may earn a commission. How this works
From US$6.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 Research Peptide – 10mg 10 mg US$64.99 US$6.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
49
Instant Peptides
US based
Third-party testing statedCOA page linked, not reviewed
39 products tracked · Delivery Estimated delivery times: 2 to 3 business days. · Ships to 1 country
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 As listed US$45.95 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
50
NorthPeptide
US based
Third-party testing statedCOA page linked, not reviewed
63 products tracked · Ships to 2 countries
4.6 Trustpilot(18)
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 (Thymosin Beta-4) As listed US$35.00 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
51
Peak Peptides
US based
Third-party testing statedCOA page linked, not reviewed
55 products tracked · Delivery Standard domestic delivery takes 1–2 business days.
Pays byCardBank transferCrypto
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$9.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 (10 MG) 10 mg US$90.00 US$9.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
52
Peptide Minds
US based
Third-party testing stated
37 products tracked · Ships to 36 countries
4.7 Trustpilot(44)
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 As listed US$62.00 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
53
Peptide Warehouse
US based
Third-party testing statedCOA page linked, not reviewed
74 products tracked · Ships to 1 country
Pays byCrypto
4.2 Trustpilot(26)
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 As listed US$54.99 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
54
Pure Lab Peptides
US based
Third-party testing statedCOA page linked, not reviewed
103 products tracked
Pays byCardBank transfer
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$11.80/mg (5 mg vial)
Listing as named Size Price Per mg Stock
TB-500 5mg 5 mg US$59.00 US$11.80/mg In stock On their site ↗
TB-500 10mg 10 mg US$139.00 US$13.90/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
55
True Peptide Labs
US based
Third-party testing statedCOA page linked, not reviewed
59 products tracked · Delivery Free 2–5 day delivery on all orders over $250.
4.2 Trustpilot(69)
7.1/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$4.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10MG 10 mg US$45.00 US$4.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
56
Forge Performance Co.
US based
Third-party testing statedCOA page linked, not reviewed
15 products tracked · Ships to 1 country
Pays byCard
4.4 Trustpilot(19)
7.0/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$6.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10mg 10 mg US$60.00 US$6.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
57
NextWave Peptides
US based
Third-party testing statedCOA page linked, not reviewed
29 products tracked · Delivery NextWave orders are processed through a U.S. warehouse, dispatched within 24 hours and typically delivered within 3–8 days.
7.0/ 10PepFinder Score
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We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 (Thymosin Beta-4 17-23 Fragment) As listed US$67.00 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
58
peakwellnesspeptides.com
US based
COA page linked, not reviewed✓ Verified owner
36 products tracked · Delivery 2-4 business days · Ships to 1 country · Est. 2025
Pays byCard
7.0/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$5.00/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 10mg 10 mg US$50.00 US$5.00/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
59
RCHQ
US based
Third-party testing statedCOA page linked, not reviewed
22 products tracked
Pays byCardBank transferCryptoPayPal
4.0 Trustpilot(4)
7.0/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
From US$4.50/mg (10 mg vial)
Listing as named Size Price Per mg Stock
TB-500 (Thymosin β4) | 10mg 10 mg US$44.99 US$4.50/mg In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.
60
Stackhaus Research
US based
Third-party testing statedCOA page linked, not reviewed
85 products tracked · Ships to 1 country
Pays byCardBank transfer
7.0/ 10PepFinder Score
Visit store View review
We may earn a commission. How this works
Listing as named Size Price Per mg Stock
TB-500 10mg [3mL]
Liquid
US$88.50 — In stock On their site ↗
Prices as last checked on their site. Packs are compared per mg of the whole pack. The supplier confirms the final price and availability.