Is Thymosin Alpha-1 legal in Georgia?
status · caveats apply
Approved in 35+ countries as Zadaxin but not FDA-approved; PCAC voted NO Dec 4, 2024; on Category 2 list. No state-level peptide restrictions beyond federal law in Georgia.
category: no approval · last verified May 13, 2026
§ 01
Quick answer
Approved in 35+ countries as Zadaxin but not FDA-approved; PCAC voted NO Dec 4, 2024; on Category 2 list. No state-level peptide restrictions beyond federal law in Georgia.
§ 02
Full status breakdown
Federal status
FDA approval
no approval · brand: Zadaxin (international)
DEA scheduling
not scheduled
503A compounding
Bulks list: voted no
Do-not-compound list: on list
PCAC voted against inclusion Dec 4, 2024. Committee acknowledged strongest international clinical evidence of any peptide reviewed (35+ country approvals, 11,000+ subjects) but concluded US evidence base inadequate. On Category 2 as of April 2026.
PCAC review history
- Dec 4, 2024 · voted no · source ↗
FDA Warning Letters
none on record for this compound
Shortage status
not currently on shortage list
Sale framing
Research-use-only posture: PCAC-rejected. International approval gap is the story — US sale is FDCA §505 violation despite EMA-equivalent foreign approval.
Personal possession: Not federally criminalized.
Georgia — state-specific
Sport-body status
WADA 2026
not on prohibited list
Not explicitly named (thymosin beta-4/TB-500 is named separately as growth factor; thymosin alpha-1 is immunomodulator, not in S2.1).
USADA
not banned
NCAA
unknown
What we couldn’t verify
§ 03
Also known as
Thymosin Alpha-1 is also marketed or referenced under the following names (vendor pseudonyms, brand names, chemical identifiers):
ThymalfasinZadaxinTα1SciClone thymosinTA1
§ 04
Disclaimer
§ 05
Related
- Back to peptide legality lookup — pick a different compound or state
- Peptide pricing index — what each compound costs per mg across audited vendors
- Janoshik COA verifier — a separate question from legality: does the COA the vendor cites actually exist?
the roundup · monthly
Receipts in your inbox. Once a month.
New audits, expired coupons pruned, lab notes from vials still on the bench. No marketing. No lifestyle copy. Unsubscribe in one click.
14,200 subscribers· 0 sponsored items· 11 issues since launch