The product you're referring to is Bioplex Hair Protein 500G.

Bioplex is a brand that offers professional hair care products, and this specific item is widely sold as an advanced treatment, often identified by the following characteristics:

Product: Bioplex Hair Protein

Size: 500G (often sold in a jar).

Origin: The rand is associated with being Made in Türkiye (Turkey), hence the "Istanbul" reference you might see in listings.

Formulation: It often comes in the form of small protein balls or a powdered treatment.

Primary Purpose and Use:

The main function of the Bioplex Hair Protein is to protect the hair during chemical processes and to repair damaged hair. It is primarily designed to be used in the following ways:

With Bleaching/Coloring: It is mixed directly into the bleach or hair dye mixture (typically 5% to 10% of the bleach/dye amount) to prevent breakage, control damage, and maintain hair integrity during harsh chemical services.

For Repair/Maintenance: It can be mixed with hair conditioner, hair masks, or shampoo to provide an intensive protein boost, making hair softer, shinier, and healthier