Tuna AI acetate is an inhibitor of angiotensin-converting enzyme (ACE) in non-competitive manner derived from tuna muscle.

H-Ile-Pro-Pro-OH acetate is a angiotensin-converting enzyme inhibitor (ACE) of milk-derived tripeptides.

Libenzapril (CGS 16617) is a potent angiotensin-converting enzyme inhibitor used to study myocardial injury.

Vicenin-1 (Vicenin -1) is a flavonoid glycoside isolated from the seeds of the leguminous plant fenugreek with potent anti-inflammatory and antioxidant activity, inhibiting angiotensin-converting enzyme (ACE).

Rentiapril racemate (SA-446 racemate) is the racemic form of Rentiapril, exhibiting anti-inflammatory properties and potential applications in glaucoma research.

Garcinone B, a xanthone derivative naturally isolated from the pericarp of Mangosteen, serves as a potent inhibitor of ACE2 and Mpro, and is utilized in COVID-19 research [1].

Isocrenatoside (compound 6), a cyclic octapeptide derived from the ethanolic extract of Microtoena prainiana stems, functions as an angiotensin-converting enzyme (ACE) inhibitor. Research demonstrates that at a concentration of 1 mg/mL, Isocrenatoside achieves an inhibitory efficiency of 99.3% [1].

L-Isoleucyl-L-arginine, a dipeptide composed of L-isoleucine and L-arginine, acts as a potent angiotensin-converting enzyme (ACE) inhibitor and is utilized in hypertension research [1].