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Is Endomorphin-1 Legal in South Carolina? (2026)

Legal

As of July 18, 2026, Endomorphin-1 is legal to sell at retail in South Carolina. Unscheduled; analog effect-prong reaches analgesics - human-consumption gate is the SOLE barrier (moderate residual risk). Controlling source: S.C. Code 44-53-110(7) (controlled substance analogue; effect prong INCLUDES 'analgesic'; human-consumption gate is the SOLE barrier).

Verified July 18, 2026 · confidence: confirmed
Rule type
permanent
Tier
unscheduled

What the record says

Endomorphin-1 (Tyr-Pro-Trp-Phe-NH2) is not named or scheduled in South Carolina. The state has a controlled-substance analogue/designer-drug statute whose effect prong can satisfy the test without structural similarity. It still does not operatively reach EM-1 as sold (see effect-prong scope / 'specifically designed' / human-consumption gate in the detail). Controlling instrument reviewed: S.C. Code 44-53-110(7) (controlled substance analogue; effect prong INCLUDES 'analgesic'; human-consumption gate is the SOLE barrier). Conclusion: no operative instrument reaches a structurally-dissimilar endogenous opioid peptide; status LEGAL at the state controlled-substances level. Residual risk: moderate. Federal floor still applies (Analogue Act human-consumption contingency + FD&C unapproved-new-drug).

Controlling language, verbatim

S.C. Code 44-53-110(7): "'Controlled substance analogue' means a substance that is INTENDED FOR HUMAN CONSUMPTION and that either has a chemical structure substantially similar to that of a controlled substance in Schedules I, II, or III OR has a stimulant, depressant, ANALGESIC, or hallucinogenic effect on the central nervous system that is substantially similar to that of a controlled substance in Schedules I, II, or III. Controlled substance analogue does not include ... any substance for which there is an approved new drug application; or ... any substance if an exemption is in effect for investigational use ..." [Disjunctive; effect prong includes 'analgesic'; SOLE barrier is the front-end 'intended for human consumption' gate - closest call in the country.]

Source of excerpt

Citations

  1. S.C. Code 44-53-110(7) (controlled substance analogue; effect prong INCLUDES 'analgesic'; human-consumption gate is the SOLE barrier) (South Carolina Legislature) PRIMARYOFFICIAL
  2. S.C. Code 44-53-370 (offense) (South Carolina Legislature)OFFICIAL

Where Endomorphin-1 stands across the country

LegalRestrictedGray areaIllegalNot yet verified

Among South Carolina's 2 neighbors, Georgia and North Carolina are legal, the same posture as South Carolina.

Open the interactive map · Every compound in South Carolina

Federal posture

Not federally scheduled. Endomorphin-1 - not federally scheduled; endogenous opioid tetrapeptide, no CSA entry and no analogue-act structural hook Federal detail

Verbatim law on file for South Carolina

2 instruments on file for this compound's framework in South Carolina; 2 of 2 citations above are official sources. Each text carries its source and a fingerprint that changes when the law does.

S.C. Code § 44-53-190(D) (Schedule I hallucinogens — enumerated, 4-HO-MET absent); S.C. Code § 44-53-110(7) (controlled substance analogue)OFFICIAL
Instrument
statute
Source
https://www.scstatehouse.gov/code/t44c053.php
Retrieved
2026-06-19
Fingerprint
2ac96b8e28ca164c
**§ 44-53-190(D) (hallucinogen chapeau)** — "(D) Any material, compound, mixture, or preparation which contains any quantity of the following hallucinogenic substances, their salts, isomers, and salts of isomers, unless specifically excepted, whenever the existence of such salts, isomers, and salts of isomers is possible within the specific chemical designation:"
— S.C. Code § 44-53-190(D), https://www.scstatehouse.gov/code/t44c053.php (OFFICIAL — SC Legislature). The enumerated tryptamines are Bufotenine, DET, DMT, Psilocybin, Psilocyn only; 4-HO-MET is not present, and no tryptamine structural class exists in § 44-53-190.
**§ 44-53-110(7) (controlled substance analogue)** — "'Controlled substance analogue' means a substance that is intended for human consumption and that either has a chemical structure substantially similar to that of a controlled substance in Schedules I, II, or III or has a stimulant, depressant, analgesic, or hallucinogenic effect on the central nervous system that is substantially similar to that of a controlled substance in Schedules I, II, or III."
— S.C. Code § 44-53-110(7), https://law.justia.com/codes/south-carolina/2022/title-44/chapter-53/section-44-53-110/ (MIRROR: Justia; canonical version identical).
S.C. Code Ann. Sec. 44-53-110(7) & Sec. 44-53-370(a)(1) · Controlled substance analogue definition and prohibited acts (analogue offense)OFFICIAL
Instrument
Controlled substance analogue definition and prohibited acts (analogue offense)
Source
https://www.scstatehouse.gov/code/t44c053.php
Retrieved
2026-07-20
Fingerprint
fcee94a41f3ee741
S.C. Code Ann. Section 44-53-110(7): (7) "Controlled substance analogue" means a substance that is intended for human consumption and that either has a chemical structure substantially similar to that of a controlled substance in Schedules I, II, or III or has a stimulant, depressant, analgesic, or hallucinogenic effect on the central nervous system that is substantially similar to that of a controlled substance in Schedules I, II, or III. Controlled substance analogue does not include a controlled substance; any substance generally recognized as safe and effective within the meaning of the Federal Food, Drug and Cosmetic Act, 21 U.S.C. 301 et seq.; any substance for which there is an approved new drug application; or, with respect to a particular person, any substance if an exemption is in effect for investigational use for that person under Section 505 of the Federal Food, Drug and Cosmetic Act, 21 U.S.C. 355. S.C. Code Ann. Section 44-53-370(a): Except as authorized by this article it shall be unlawful for any person: (1) to manufacture, distribute, dispense, deliver, purchase, aid, abet, attempt, or conspire to manufacture, distribute, dispense, deliver, or purchase, or possess with the intent to manufacture, distribute, dispense, deliver, or purchase a controlled substance or a controlled substance analogue;

Related

Endomorphin-1 in neighboring states

Endomorphin-1 in other states

Same framework in South Carolina

Other compounds in South Carolina

Cite this page

Compound Analytics. "Is Endomorphin-1 Legal in South Carolina? (2026)." Compound Laws, https://compoundlaws.com/compounds/endomorphin-1/south-carolina/. Accessed October 25, 2026.

Compound Laws, published by Compound Analytics, reports the record: statutes verbatim, official citations, enforcement facts and verification dates. Nothing here is legal advice and nothing here describes how to get around a law. A jurisdiction with no verified row is reported as not yet verified, never as legal. Found an error? Corrections policy.

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