Date published: 2026-4-24

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Pepsin A Activators

Pepsin A Activators represent a class of chemical compounds that directly enhance the functional activity of Pepsin A, a key enzyme in the digestive system that breaks down proteins into smaller peptides. These include compounds such as hydrochloric acid, which is critical in activating Pepsin A by lowering the gastric pH, thus converting Pepsin A from its inactive form, pepsinogen, into its active form.

Another class of Pepsin A activators are amino acids, such as glycine, L-phenylalanine, L-arginine, L-lysine, L-leucine, L-methionine, L-tyrosine, L-tryptophan, L-valine, L-isoleucine, and L-threonine. These act as substrates for Pepsin A, triggering the enzyme to increase its proteolytic activity and thereby enhance digestion of proteins. When these amino acids are present, they serve as targets for Pepsin A, leading to their proteolytic digestion. This not only enhances the functional activity of Pepsin A but also aids in the overall digestion process, by breaking down complex proteins into simpler peptides that can be easily absorbed by the body. Thus, the functional activity of Pepsin A can be enhanced through direct activation by hydrochloric acid or through the presence of specific amino acid substrates, highlighting the enzyme's central role in protein digestion.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Glycine

56-40-6sc-29096A
sc-29096
sc-29096B
sc-29096C
500 g
1 kg
3 kg
10 kg
$41.00
$71.00
$112.00
$357.00
15
(9)

Glycine, an amino acid, enhances Pepsin A activity by acting as a substrate for the enzyme, leading to an increase in the proteolytic process.

L-Phenylalanine

63-91-2sc-394058
sc-394058A
sc-394058B
100 g
500 g
1 kg
$114.00
$466.00
$693.00
1
(0)

L-phenylalanine is another substrate for Pepsin A. Its presence can trigger Pepsin A to increase its proteolytic activity, enhancing digestion of proteins.

L-Arginine

74-79-3sc-391657B
sc-391657
sc-391657A
sc-391657C
sc-391657D
5 g
25 g
100 g
500 g
1 kg
$20.00
$31.00
$61.00
$219.00
$352.00
2
(0)

L-arginine is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.

L-Lysine

56-87-1sc-207804
sc-207804A
sc-207804B
25 g
100 g
1 kg
$95.00
$263.00
$529.00
(1)

L-lysine is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.

L-Leucine

61-90-5sc-364173
sc-364173A
25 g
100 g
$21.00
$62.00
(0)

L-leucine is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.

L-Methionine

63-68-3sc-394076
sc-394076A
sc-394076B
sc-394076C
sc-394076D
sc-394076E
25 g
100 g
250 g
1 kg
5 kg
10 kg
$34.00
$37.00
$57.00
$151.00
$577.00
$1103.00
(0)

L-methionine is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.

L-Tyrosine

60-18-4sc-473512
sc-473512A
sc-473512B
sc-473512C
100 g
250 g
1 kg
5 kg
$52.00
$213.00
$1670.00
$8328.00
1
(1)

L-tyrosine is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.

L-Tryptophan

73-22-3sc-280888
sc-280888A
sc-280888B
100 g
1 kg
5 kg
$129.00
$364.00
$1795.00
(0)

L-tryptophan is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.

L-Isoleucine

73-32-5sc-396706
sc-396706A
25 g
100 g
$28.00
$120.00
(0)

L-isoleucine is a substrate for Pepsin A. When present, it can enhance the enzyme's activity by serving as a target for proteolytic digestion.