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Release time:2024-06-11

Product Name: Tetrapeptide-30

Synonyms: Teterapeptide-30; Tegopep; H-Pro-Lys-Glu-Lys-OH; L-Lysine, L-prolyl-L-lysyl-L-α-glutamyl-; Tetrapeptide-30 (skin lightening peptide); skin lightening peptide; skin lightening peptides; (S)-6-Amino-2-((S)-2-((S)-6-amino-2-((S)-pyrrolidine-2-carboxamido)hexanamido)-4-carboxybutanamido)hexanoic acid; (S)-6-Amino-2-((S)-2-((S)-6-amino-2-((S)-pyrrolidine-2-carboxamido)hexanamido)-4-carboxybutanamido)hexanoic acid[Tetrapeptide-30

Sequence: PKEK-NH2

CAS No.: 1036207-61-0

Molecular Formula: C22H41N7O6

Molecular Weight: 499.61

Brief Introduction:

Tetrapeptide-30 is also known as skin lightening peptide or skin-brightening peptide, it is an oligopeptide composed of four amino acids that has the effect of quickly brightening skin tone.



Mechanism of Action:

Tetrapeptide-30 can brighten the skin by reducing the amount of tyrosinase and inhibiting melanocyte activation.

Specifications of our Tetrapeptide-30:

Test Items Specifications
White or almost white powder
Molecular Ion Mass
Purity (HPLC)
Not less than 98.0%
Water Content (K.F)
Not more than 8.0%
Acetic Acid Content (HPLC)
Not more than 15.0%


Tetrapeptide-30 can significantly reduce spots and brighten the skin. In addition, it can reduce acne lesions and relieve melasma on the skin of certain ethnic groups. This product can be used in a variety of whitening preparations, anti-aging preparations that correct age spots and pigmentation disorders, skin lightening creams, skin lightening foundations, pressed powders, etc.

♔Usage and Dosage: The recommended addition amount is 2%~8%, and the addition temperature should not exceed 40℃.


1g/bottle, 3g/bottle, 5g/bottle, 10g/bottle, 20g/bottle, 30g/bottle, 50g/bottle or according to the specific requirements from customers.

Storage Conditions:

Tetrapeptide-30 should be stored in unopened original containers in a cool dry place before using; kept away from direct sunlight, heat and moisture; preserved at 2℃ to 8℃ for short-term storage, -20℃±5℃ for long-term storage.

Shelf Life:

24 months if stored under above mentioned conditions.