Compare

Cagrilintide vs TB-500

Side-by-side observational reports from PeptIQ users. This compares self-reported patterns — not clinical head-to-head trials.

Last reviewed . By the PeptIQ team.

Observational reporting only — not medical advice. Does not recommend doses, protocols, or treatments.

Cagrilintide

29 community reports

Overall experience

From check-in ratings — separate from side effects logged below. Side effects are logged separately from overall experience. A favorable check-in can still include nausea, fatigue, or injection-site reactions.

Favorable 98% · Mixed 2% · Unfavorable overall 0%

Most reported benefits

Benefits users selected when logging a favorable or mixed check-in.

Appetite
139

Most logged side effects

Side effects are logged separately from overall experience. A favorable check-in can still include nausea, fatigue, or injection-site reactions.

Nausea
1
Digestive upset
1
Injection site irritation
1

Self-reported dose per injection

Median bucket: 2+ mg · Most common: 2+ mg

Reports span 0 to ≥ 2 mg (open-ended top bucket)

0–0.025 mg
41
0.2–0.4 mg
9
0.4–0.6 mg
2
0.6–1 mg
3
1–2 mg
1
2+ mg
83

Anonymized self-reports from PeptIQ users — not prescribing guidance. Buckets group similar logged amounts; open-ended top buckets mean “at least” that dose.

How repeat users are trending

Among repeat reporters, 87% said they felt similar to their last entry, 13% more positive, and 0% more negative.

Overall, repeat reporters leaned more positive than their previous entry.

Median gap between entries: 142 days · Based on 23 repeat reporters

TB-500

103 community reports

Overall experience

From check-in ratings — separate from side effects logged below. Side effects are logged separately from overall experience. A favorable check-in can still include nausea, fatigue, or injection-site reactions.

Favorable 38% · Mixed 62% · Unfavorable overall 0%

Most reported benefits

Benefits users selected when logging a favorable or mixed check-in.

Recovery
219

Most logged side effects

Side effects are logged separately from overall experience. A favorable check-in can still include nausea, fatigue, or injection-site reactions.

Headache
70
Fatigue
65

Self-reported dose per injection

Median bucket: 2–3 mg · Most common: 2–3 mg

Reports span 0 to ≥ 5 mg (open-ended top bucket)

0–0.01 mg
14
0.025–0.05 mg
1
0.1–0.2 mg
1
0.2–0.4 mg
29
0.4–0.6 mg
25
0.6–1 mg
2
1–2 mg
5
2–3 mg
72
3–5 mg
45
5+ mg
25

Anonymized self-reports from PeptIQ users — not prescribing guidance. Buckets group similar logged amounts; open-ended top buckets mean “at least” that dose.

How repeat users are trending

Among repeat reporters, 57% said they felt similar to their last entry, 23% more positive, and 20% more negative.

Overall, repeat reporters leaned more positive than their previous entry.

Median gap between entries: 63 days · Based on 40 repeat reporters

Sources (11)

Published sources linked on the Cagrilintide and TB-500 wiki pages.

  1. PubMed

    Cagrilintide, a long-acting amylin analogue, for the treatment of obesity

    Lau DCW, Erondu N, Skovgaard D, et al. Lancet. 2022

    Source
    Wiki study page →
  2. ClinicalTrials.gov

    Cagrilintide obesity studies on ClinicalTrials.gov

    ClinicalTrials.gov. Clinical trial registry. 2024

    Source
    Wiki study page →
  3. PubMed

    Cagrilintide: A Long-Acting Amylin Analog for the Treatment of Obesity

    D'Ascanio AM, Mullally JA, Frishman WH. Cardiology in review. 2024

    Source
    Wiki study page →
  4. PubMed

    Coadministered Cagrilintide and Semaglutide in Adults with Overweight or Obesity

    Garvey WT, Blüher M, Osorto Contreras CK, et al. The New England journal of medicine. 2025

    Source
    Wiki study page →
  5. PubMed

    Thymosin beta 4 and wound healing: a multifunctional peptide

    Goldstein AL, Kleinman HK. Expert Opin Biol Ther. 2010

    Source
    Wiki study page →
  6. PubMed

    Myocardial regeneration: expanding the repertoire of thymosin β4 in the ischemic heart

    Smart N, Riley PR. Ann N Y Acad Sci. 2012

    Source
    Wiki study page →
  7. ClinicalTrials.gov

    Thymosin beta-4 studies on ClinicalTrials.gov

    ClinicalTrials.gov. Clinical trial registry. 2024

    Source
    Wiki study page →
  8. PubMed

    Thymosin β4: a multi-functional regenerative peptide. Basic properties and clinical applications

    Goldstein AL, Hannappel E, Sosne G, et al. Expert opinion on biological therapy. 2012

    Source
    Wiki study page →
  9. PubMed

    Recombinant thymosin beta 4 can promote full-thickness cutaneous wound healing

    Li X, Zheng L, Peng F, et al. Protein expression and purification. 2007

    Source
    Wiki study page →
  10. PubMed

    Injectable Peptide Therapy: A Primer for Orthopaedic and Sports Medicine Physicians

    Mayfield CK, Bolia IK, Feingold CL, et al. Am J Sports Med. 2026

    Source
    Wiki study page →
  11. PubMed

    Therapeutic Peptides in Orthopaedics: Applications, Challenges, and Future Directions

    Rahman OF, Lee SJ, Seeds WA. JAAOS Glob Res Rev. 2026

    Source
    Wiki study page →