Frequently Asked Questions

A: Naturally occurring amino acid that is classified as a vitamin called L-cystein.

A: Cysteine is a major component of skin, hair, & fingernails that is known to promote hair growth, improve the hairs texture, and prevent hair from falling out.

A: Depending on how the hair is managed, treatments last up to 5 months with the use of Bio Anti Frizz Shampoo and Conditioner.

A: All types of hair can be treated with Bio Anti Frizz Elements.

A: On some hair color change may occur, therefore it is recommended to color hair 48 hours after treatment. NOTE: Color shades may be effected one to two shades lighter.

A: Same day with Bio Anti Frizz Shampoo and Conditioner.

A: Bio Anti Frizz is based on Argil Therapy that contain vital vitamins and proteins the hair needs to be healthy.

A: Depending on how the hair is managed, treatments last up to 5 months with the use of Bio Anti Frizz Shampoo and Conditioner.

A: Bio Anti Frizz Shampoo and Conditioner is recommended for post treatment.

A: Yes, this new technology can be applied on all types of chemical processed treatments.

A: Increased hair hydration, 100% decrease in frizz, soft, smooth, silky hair with results lasting up to 5 months.

A: It is a naturally occurring amino acid that is classified as a protein amino acid, called L-cystein.

A: L-cysteine can be found in a number of foods ranging from meats to dairy and vegetable sources. L-cysteine in the form of cysteine is found in many different protein sources. Chicken, turkey and pork are all good sources of cysteine. Cysteine can be obtained from eggs and milk, ricotta and cottage cheese. Garlic, and broccoli are just a few of the vegetables that contain cysteine and provide good dietary resources when there is a need to augment l-cysteine levels in the body.

A: Human hair is rich in two basic amino acid compounds, l-cystine and l-tyrosine, with l-cystine comprising up to 14% of the hair. When hair is dissolved (hydrolyzed) in hydrochloric acid, these compounds can be separated and recovered. L-cystine is actually comprised of two l-cysteine amino acids that are joined together, and when this bond is broken using a hydrolysis reaction, virtually all of the hair used in the production of l-cysteine comes from Asian countries

A: Cysteine is a major component of skin, hair, & fingernails. Studies show that cysteine supplementation can increase hair shaft diameter and hair growth density in some cases of hair loss. Hair will become healthy beautiful and radiant from within. It gives strength and endurance, fixing the hair fiber due to its high bio affinity with the wires.

A: Soft, straight, shiny, silky smooth and no frizz! The hair looks healthy and youthful. Very easy to manage on a daily basis – just wash and go…

A: By presenting a lower molecular structure, it penetrates the cortex and form hair fibers to strengthen its structure. These bonds are responsible for the wave that appear in the hair and allows the hairdresser to shape it. Due to its high affinity of keratin, cystein act as an adhesive cementing the damaged cuticle of the wires, which justifies its moisturizing effect, conditioner and restorative.

A: A temporary deformation of water in the rope bonds of hydrogen and saline causes sliding of the chains of keratin that makes it possible to break the mechanical action

A: L-cysteine is considered a substance that is generally recognized as safe, when it is used to make flavors that are in foods, it does not have to be labeled. When L-cysteine does have to be labeled, its source does not have to be specified according to the FDA.

A: There have been no reported of side effects, However, this is a welcome acidity it is always good to avoid a skin contact for any sensitivity, attention must be paid. It is therefore essential to protect the scalp and wear gloves to avoid affects of acid pH of the formula. It is important to talk with the client about the existence of problems such as: allergies and recent history of irritation and dermatitis.

A: No, hair color can ONLY be applied 2 days before or after the treatment

A: 3-4 months, depending on the hair type. The result is fading with time and gradually, as the cysteine bridges are not completely remade

A: All hair types especially curly, thick, porous, damaged, dry, colored, and highlighted hair.

A: No, it will fade progressively as you wash your hair.

A: The application process takes the stylist anywhere from 40-90 minutes depending on the length and thickness of the hair.

A: Yes, this new technology can treat and restore any type of hair: colored, bleached and damaged hair.

A: It is recommended by Jean De Perle Paris to apply color or highlights immediate after the treatment, but not before! Remember: This system is based on acidic proteins and clay which slight discoloration of 1-2 tones lighter may occur. On virgin hair the changes will not be effective.

A: You should maintain the hair with our BIO ANTI FRIZZ SHAMPOO and BIO ANTI FRIZZ conditioner set for longer lasting results.

A: Bio Anti Frizz products do not contain industrially manufactured raw formaldehyde, unlike formaldehyde-based keratin treatments. Instead, we have invested years of research into a patented process that mimics the effects of formaldehyde using Amino acids, cysteine and CLAY. Any formulation that produces a significant volume-reduction in the hair lasting several weeks is a potent salon product. It should be treated with healthy respect, and handled in compliance with sensible safety protocols by licensed hair professionals only.

A: The easiest way is to order directly from website:


Phone: 1.866.963.1110

A: The straightening and conditioning effects of Jean De Perle Bio Anti Frizz Products won’t last as long if your client doesn’t use a shampoo and conditioner that work with the treatment, rather than against it. Jean De Perle Bio Anti Frizz shampoo and conditioner are specially formulated to lengthen the treatment’s effectiveness. If your salon regularly sells Jean De Perle aftercare to your clients, please contact us for volume discounts or special promotions.