TB-500

methodology · Purity focus

40 vendors214 tests16 May 2025 first10 Sept 2026 latest

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Yiwu Aozuo Trading CoGet report

$1.40

4.5⭐️ (3)

51%

YimeiGet report

$2.00

4.7⭐️ (2)

46%

HK PeptidesGet report

$1.76

4.7⭐️ (3)

43%

HXNetGet report

$1.36

4.8⭐️ (2)

43%

NuLife PeptidesGet report

43%

Yabang PeptideGet report

$1.30

4.5⭐️ (1)

42%

Wuhan Wansheng BiotechnologyGet report

$1.25

4.2⭐️ (7)

41%

Shanghai ERP peptide BiotechnologyGet report

$1.29

4.8⭐️ (6)

41%

Private result 9

$2.94

4.3⭐️ (12)

66%

Hidden vendor 10

$5.34

4.1⭐️ (12)

64%

Locked supplier 11

$5.67

4.2⭐️ (3)

62%

Subscriber row 12

$8.33

4.3⭐️ (2)

59%

Verified preview 13

$0.89

4.4⭐️ (11)

57%

Restricted row 14

$3.55

4.5⭐️ (10)

54%

Member preview 15

$3.88

4.6⭐️ (1)

52%

Private result 16

$6.54

4.7⭐️ (18)

58%

Hidden vendor 17

$6.87

4.8⭐️ (9)

56%

Locked supplier 18

$1.76

4.9⭐️ (8)

53%

Subscriber row 19

$2.09

3.4⭐️ (17)

51%

Verified preview 20

$3.90

4.0⭐️ (15)

47%

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Test TB-500

TB-500 test history

200 tests · 74 pass · 124 fail · 2 incomplete

COA-backed lab tests

Date	Result	Test	Lab	COA
10 Sep 2026	Fail	HK Peptides TB-500	lab name	View COA
4 Sep 2026	Fail	Peptide Crafters TB-500 (Thymosin Beta-4)	lab name	View COA
4 Sep 2026	Fail	Bionexis Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
4 Sep 2026	Fail	Bionexis Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
3 Sep 2026	Fail	Apollo Peptide Sciences TB-500	lab name	View COA
3 Sep 2026	Fail	Hydro Research TB-500	lab name	View COA
3 Sep 2026	Fail	Reta-Peptide TB-500	lab name	View COA
31 Aug 2026	Pass	Pura Peptides TB-500	lab name	View COA
28 Aug 2026	Pass	Shanghai ERP peptide Biotechnology TB-500	lab name	View COA
26 Aug 2026	Pass	Tech-Wave Peptides TB-500	lab name	View COA
26 Aug 2026	Fail	Orbitrex Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
26 Aug 2026	Fail	Tianjin Eleli Technology Development TB-500	lab name	View COA
21 Aug 2026	Pass	Yimei TB-500	lab name	View COA
20 Aug 2026	Incomplete	Yimei TB-500	lab name	View COA
13 Aug 2026	Fail	ZePeptide TB-500	lab name	View COA
13 Aug 2026	Fail	Tianjin Ruiwang New Material Technology Co TB-500 (Fragment 17-23)	lab name	View COA
5 Aug 2026	Fail	Lumira TB-500	lab name	View COA
5 Aug 2026	Pass	Peptide Partners TB-500	lab name	View COA
3 Aug 2026	Pass	Yiwu Aozuo Trading Co TB-500	lab name	View COA
3 Aug 2026	Fail	ZePeptide TB-500	lab name	View COA
22 Jul 2026	Fail	Shanghai ERP peptide Biotechnology TB-500	lab name	View COA
20 Jul 2026	Fail	Reta-Peptide TB-500	lab name	View COA
20 Jul 2026	Fail	Oupeptide TB-500	lab name	View COA
20 Jul 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
17 Jul 2026	Fail	Allen Biotechnology Co ABC TB-500	lab name	View COA
17 Jul 2026	Fail	Shanxi Qianyecao Biotech QYC TB-500	lab name	View COA
15 Jul 2026	Pass	ZLZ Peptide TB-500	lab name	View COA
13 Jul 2026	Fail	Welon Peptide Solutions TB-500	lab name	View COA
13 Jul 2026	Fail	Lumira TB-500	lab name	View COA
1 Jul 2026	Fail	Dankang BioHealth TB-500	lab name	View COA
24 Jun 2026	Pass	Lumira TB-500 (Thymosin Beta-4)	lab name	View COA
24 Jun 2026	Fail	LiliPeptide TB-500	lab name	View COA
23 Jun 2026	Pass	Wuhan Wansheng Biotechnology TB-500 (Thymosin Beta-4)	lab name	View COA
17 Jun 2026	Fail	Shanghai Baoju TB-500	lab name	View COA
17 Jun 2026	Fail	Huaian Hanyou Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
15 Jun 2026	Fail	Reta-Peptide TB-500	lab name	View COA
15 Jun 2026	Fail	LiliPeptide TB-500 (Thymosin Beta-4)	lab name	View COA
12 Jun 2026	Pass	HK Peptides TB-500	lab name	View COA
8 Jun 2026	Pass	Zenith Jove Peptide ZJ TB-500	lab name	View COA
8 Jun 2026	Fail	ZePeptide TB-500	lab name	View COA
8 Jun 2026	Fail	Welon Peptide Solutions TB-500	lab name	View COA
6 Jun 2026	Pass	HXNet TB-500 (Thymosin Beta-4)	lab name	View COA
1 Jun 2026	Pass	Dankang BioHealth TB-500 (Thymosin Beta-4)	lab name	View COA
27 May 2026	Fail	Dankang BioHealth TB-500	lab name	View COA
27 May 2026	Fail	Qing Li Peptide TB-500 (Fragment 17-23)	lab name	View COA
27 May 2026	Fail	Shanghai ERP peptide Biotechnology TB-500	lab name	View COA
27 May 2026	Fail	LiliPeptide TB-500 (Fragment 17-23)	lab name	View COA
27 May 2026	Fail	LiliPeptide TB-500	lab name	View COA
27 May 2026	Fail	Oupeptide TB-500	lab name	View COA
15 May 2026	Pass	Lipeptides TB-500	lab name	View COA
13 May 2026	Fail	ZLZ Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
11 May 2026	Pass	Lumira TB-500	lab name	View COA
6 May 2026	Pass	NuLife Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
6 May 2026	Fail	TSC Top Supplements China TB-500	lab name	View COA
6 May 2026	Fail	Qing Li Peptide TB-500	lab name	View COA
6 May 2026	Pass	Shanghai ERP peptide Biotechnology TB-500 (Fragment 17-23)	lab name	View COA
6 May 2026	Fail	Tianjin Ruiwang New Material Technology Co TB-500	lab name	View COA
6 May 2026	Fail	Welon Peptide Solutions TB-500	lab name	View COA
6 May 2026	Pass	NuLife Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
5 May 2026	Fail	Shanghai Baoju TB-500 (Thymosin Beta-4)	lab name	View COA
5 May 2026	Fail	Zenith Jove Peptide ZJ TB-500	lab name	View COA
5 May 2026	Pass	Welon Peptide Solutions TB-500	lab name	View COA
2 May 2026	Pass	Shanxi Qianyecao Biotech QYC TB-500	lab name	View COA
30 Apr 2026	Pass	Nexaph TB-500	lab name	View COA
28 Apr 2026	Fail	Tianjin Ruiwang New Material Technology Co TB-500	lab name	View COA
28 Apr 2026	Pass	ZePeptide TB-500 (Thymosin Beta-4)	lab name	View COA
28 Apr 2026	Pass	ZePeptide TB-500	lab name	View COA
28 Apr 2026	Fail	Welon Peptide Solutions TB-500	lab name	View COA
27 Apr 2026	Incomplete	Nexaph TB-500	lab name	View COA
23 Apr 2026	Fail	Dankang BioHealth TB-500	lab name	View COA
23 Apr 2026	Fail	Welon Peptide Solutions TB-500	lab name	View COA
23 Apr 2026	Pass	HXNet TB-500 (Thymosin Beta-4)	lab name	View COA
23 Apr 2026	Fail	Zenith Jove Peptide ZJ TB-500	lab name	View COA
21 Apr 2026	Pass	Tianjin Ruiwang New Material Technology Co TB-500 (Thymosin Beta-4)	lab name	View COA
29 Mar 2026	Fail	Huaian Hanyou Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
29 Mar 2026	Fail	Reta-Peptide TB-500	lab name	View COA
25 Mar 2026	Pass	Wuhan Wansheng Biotechnology TB-500	lab name	View COA
25 Mar 2026	Pass	Yiwu Aozuo Trading Co TB-500	lab name	View COA
19 Mar 2026	Fail	Cellupep TB-500 (Thymosin Beta-4)	lab name	View COA
18 Mar 2026	Fail	Qing Li Peptide TB-500	lab name	View COA
18 Mar 2026	Fail	Reta-Peptide TB-500	lab name	View COA
18 Mar 2026	Fail	LiliPeptide TB-500	lab name	View COA
18 Mar 2026	Fail	LiliPeptide TB-500 (Fragment 17-23)	lab name	View COA
18 Mar 2026	Fail	Lipeptides TB-500	lab name	View COA
17 Mar 2026	Pass	Cellupep TB-500 (Thymosin Beta-4)	lab name	View COA
12 Mar 2026	Pass	Peptide Crafters TB-500 (Thymosin Beta-4)	lab name	View COA
10 Mar 2026	Fail	Tianjin Ruiwang New Material Technology Co TB-500 (Thymosin Beta-4)	lab name	View COA
10 Mar 2026	Pass	Wuhan Wansheng Biotechnology TB-500	lab name	View COA
10 Mar 2026	Pass	Xian Yihang Technology TB-500	lab name	View COA
10 Mar 2026	Fail	LiliPeptide TB-500	lab name	View COA
7 Mar 2026	Pass	Yabang Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
7 Mar 2026	Pass	Uther TB-500 (Fragment 17-23)	lab name	View COA
7 Mar 2026	Pass	Yimei TB-500	lab name	View COA
6 Mar 2026	Pass	Wuhan Wansheng Biotechnology TB-500 (Fragment 17-23)	lab name	View COA
6 Mar 2026	Fail	Allen Biotechnology Co ABC TB-500 (Thymosin Beta-4)	lab name	View COA
4 Mar 2026	Pass	Reta-Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
4 Mar 2026	Fail	Yimei TB-500 (Thymosin Beta-4)	lab name	View COA
4 Mar 2026	Pass	Reta-Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
4 Mar 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
4 Mar 2026	Pass	Allen Biotechnology Co ABC TB-500	lab name	View COA
3 Mar 2026	Fail	Qing Li Peptide TB-500	lab name	View COA
2 Mar 2026	Pass	Zenith Jove Peptide ZJ TB-500	lab name	View COA
2 Mar 2026	Fail	Uther TB-500	lab name	View COA
2 Mar 2026	Pass	Qing Li Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
1 Mar 2026	Pass	Shanghai ERP peptide Biotechnology TB-500	lab name	View COA
1 Mar 2026	Fail	Tianjin Ruiwang New Material Technology Co TB-500 (Thymosin Beta-4)	lab name	View COA
1 Mar 2026	Pass	Xian Yihang Technology TB-500 (Thymosin Beta-4)	lab name	View COA
26 Feb 2026	Pass	HK Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
18 Feb 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
18 Feb 2026	Pass	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
18 Feb 2026	Pass	Cellupep TB-500 (Thymosin Beta-4)	lab name	View COA
18 Feb 2026	Fail	HXNet TB-500 (Thymosin Beta-4)	lab name	View COA
18 Feb 2026	Fail	Shanghai Baoju TB-500 (Thymosin Beta-4)	lab name	View COA
15 Feb 2026	Pass	HK Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
10 Feb 2026	Pass	HK Peptides TB-500	lab name	View COA
10 Feb 2026	Pass	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
10 Feb 2026	Pass	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
10 Feb 2026	Pass	Uther TB-500 (Thymosin Beta-4)	lab name	View COA
10 Feb 2026	Pass	HK Peptides TB-500	lab name	View COA
9 Feb 2026	Fail	Xian Yihang Technology TB-500	lab name	View COA
9 Feb 2026	Fail	TSC Top Supplements China TB-500	lab name	View COA
6 Feb 2026	Fail	HK Peptides TB-500	lab name	View COA
6 Feb 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
6 Feb 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
6 Feb 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
6 Feb 2026	Fail	Huaian Hanyou Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
6 Feb 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
6 Feb 2026	Pass	Reta-Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
6 Feb 2026	Fail	Tianjin Ruiwang New Material Technology Co TB-500	lab name	View COA
6 Feb 2026	Pass	LiliPeptide TB-500	lab name	View COA
6 Feb 2026	Fail	LiliPeptide TB-500	lab name	View COA
6 Feb 2026	Fail	Lipeptides TB-500 (Thymosin Beta-4)	lab name	View COA
4 Feb 2026	Fail	Qing Li Peptide TB-500	lab name	View COA
4 Feb 2026	Pass	ZePeptide TB-500 (Fragment 17-23)	lab name	View COA
4 Feb 2026	Pass	Shanxi Qianyecao Biotech QYC TB-500	lab name	View COA
4 Feb 2026	Pass	Yiwu Aozuo Trading Co TB-500 (Fragment 17-23)	lab name	View COA
2 Feb 2026	Fail	Nexaph TB-500 (Fragment 17-23)	lab name	View COA
30 Jan 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
30 Jan 2026	Fail	Peptide Partners TB-500 (Thymosin Beta-4)	lab name	View COA
30 Jan 2026	Fail	SRY Labs TB-500 (Thymosin Beta-4)	lab name	View COA
29 Jan 2026	Pass	Reta-Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
29 Jan 2026	Fail	HK Peptides TB-500	lab name	View COA
29 Jan 2026	Fail	Wuhan Wansheng Biotechnology TB-500	lab name	View COA
29 Jan 2026	Pass	HXNet TB-500 (Thymosin Beta-4)	lab name	View COA
29 Jan 2026	Pass	Oupeptide TB-500	lab name	View COA
19 Jan 2026	Fail	Dankang BioHealth TB-500 (Fragment 17-23)	lab name	View COA
19 Jan 2026	Fail	Oupeptide TB-500 (Thymosin Beta-4)	lab name	View COA
19 Jan 2026	Fail	Shanghai ERP peptide Biotechnology TB-500 (Thymosin Beta-4)	lab name	View COA
15 Jan 2026	Fail	Nexaph TB-500 (Fragment 17-23)	lab name	View COA
15 Jan 2026	Fail	Qing Li Peptide TB-500	lab name	View COA
15 Jan 2026	Pass	LiliPeptide TB-500	lab name	View COA
9 Jan 2026	Pass	Qing Li Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
9 Jan 2026	Pass	Yabang Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
9 Jan 2026	Pass	Qing Li Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
30 Dec 2025	Fail	Tianjin Ruiwang New Material Technology Co TB-500 (Fragment 17-23)	lab name	View COA
29 Dec 2025	Pass	ZLZ Peptide TB-500	lab name	View COA
29 Dec 2025	Pass	Peptide Crafters TB-500 (Thymosin Beta-4)	lab name	View COA
17 Dec 2025	Fail	Wuhan Wansheng Biotechnology TB-500 (Thymosin Beta-4)	lab name	View COA
11 Dec 2025	Pass	Yiwu Aozuo Trading Co TB-500	lab name	View COA
6 Dec 2025	Pass	Yimei TB-500	lab name	View COA
6 Dec 2025	Pass	Yiwu Aozuo Trading Co TB-500 (Thymosin Beta-4)	lab name	View COA
6 Dec 2025	Pass	Shanghai Baoju TB-500 (Thymosin Beta-4)	lab name	View COA
6 Dec 2025	Pass	Reta-Peptide TB-500 (Fragment 17-23)	lab name	View COA
25 Nov 2025	Fail	Shanxi Qianyecao Biotech QYC TB-500 (Thymosin Beta-4)	lab name	View COA
25 Nov 2025	Fail	ZLZ Peptide TB-500	lab name	View COA
25 Nov 2025	Fail	Qing Li Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
25 Nov 2025	Fail	Qing Li Peptide TB-500	lab name	View COA
25 Nov 2025	Fail	Qing Li Peptide TB-500	lab name	View COA
25 Nov 2025	Fail	Qing Li Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
25 Nov 2025	Fail	Wuhan Wansheng Biotechnology TB-500 (Thymosin Beta-4)	lab name	View COA
25 Nov 2025	Fail	HK Peptides TB-500 (Thymosin Beta-4)	lab name	View COA
23 Nov 2025	Fail	Reta-Peptide TB-500 (Thymosin Beta-4)	lab name	View COA
17 Nov 2025	Fail	HXNet TB-500	lab name	View COA
6 Nov 2025	Pass	Nexaph TB-500	lab name	View COA
4 Nov 2025	Fail	LiliPeptide TB-500 (Thymosin Beta-4)	lab name	View COA
4 Nov 2025	Fail	Yimei TB-500 (Thymosin Beta-4)	lab name	View COA
4 Nov 2025	Fail	LiliPeptide TB-500 (Thymosin Beta-4)	lab name	View COA
27 Oct 2025	Fail	Huaian Hanyou Peptide TB-500	lab name	View COA
23 Oct 2025	Fail	Cellupep TB-500	lab name	View COA
23 Oct 2025	Pass	Yimei TB-500	lab name	View COA
23 Oct 2025	Fail	Allen Biotechnology Co ABC TB-500	lab name	View COA
23 Oct 2025	Fail	Xian Yihang Technology TB-500	lab name	View COA
23 Oct 2025	Fail	ZLZ Peptide TB-500	lab name	View COA
21 Oct 2025	Fail	Wuhan Wansheng Biotechnology TB-500	lab name	View COA
21 Oct 2025	Fail	HK Peptides TB-500	lab name	View COA
21 Oct 2025	Fail	Reta-Peptide TB-500	lab name	View COA
21 Oct 2025	Fail	Yiwu Aozuo Trading Co TB-500	lab name	View COA
9 Oct 2025	Fail	Lipeptides TB-500	lab name	View COA
9 Oct 2025	Pass	SRY Labs TB-500	lab name	View COA
9 Oct 2025	Fail	SRY Labs TB-500	lab name	View COA
9 Oct 2025	Fail	ZLZ Peptide TB-500	lab name	View COA
9 Oct 2025	Fail	TSC Top Supplements China TB-500	lab name	View COA
9 Oct 2025	Fail	SRY Labs TB-500	lab name	View COA
9 Oct 2025	Fail	TSC Top Supplements China TB-500	lab name	View COA
9 Oct 2025	Fail	LiliPeptide TB-500	lab name	View COA
9 Sep 2025	Fail	TSC Top Supplements China TB-500	lab name	View COA
9 Sep 2025	Fail	LiliPeptide TB-500	lab name	View COA
9 Sep 2025	Fail	Uther TB-500	lab name	View COA
9 Sep 2025	Pass	Shanghai Sigma Audley SSA TB-500	lab name	View COA
14 Aug 2025	Fail	SRY Labs TB-500	lab name	View COA

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