If your car is ceramic coated, waxed or sealed with any kind of protection, Gyeon Q²M Bathe is an ideal maintenance car shampoo. This pH neutral, easy-rinse, pure car soap is perfect for cleaning your paintwork, without stripping your protection. In this review, we put Gyeon Bathe to the test and give you our verdict.
Product Description
Gyeon Q²M Bathe is a pH netural, easy to rinse, ‘pure’ car shampoo. It is designed to work with the Gyeon range of sealants and coatings. Gyeon Q²M Bathe is not to be confused with their excellent ‘Q²M Bathe+’ (note: the +/plus in the name) which is Gyeon’s ‘SiO2 Ceramic Infused’ car shampoo.
Still confused? Below is an easy explainer:
- Gyeon Q²M Bathe = Pure Car Shampoo
- Gyeon Q²M Bathe+ = SiO2 Ceramic Infused Car Shampoo
In this product review we’re looking at the Gyeon Q²M Bathe pH neutral pure car shampoo.
PRO TIP
Gyeon Bathe car soap is safe to use on all exterior surfaces of your vehicle including paint, metal trim, plastic trim, wheels and windows.
This traditional car shampoo has good cleaning ability, yet is gentle enough to safely use on waxed or sealed paintwork.
If your car has a ceramic coating ,this pH neutral, pure car soap, will clean without damaging your coating. If you’re looking to safely cleanse a ceramic coated vehicle, then this is an ideal car shampoo to use.
Because Gyeon Bathe is mild, gentle and pH neutral, it is safe to use on delicate nickel plated and chrome plated trim, and other polished metal elements.

About the Gyeon Brand
Gyeon is a South Korean company who develop, formulate and mix all of their products in-house. They have their own laboratory and manufacturing facility in South Korea employing talented scientists and experts, hand-picked from the professional detailing world.
During the past decade, Gyeon have expanded their business and now operate in over 90 countries on 6 continents. Additionally, they have over 700 Certified Detailer in their network and over 600 resellers, supplying and delivering Gyeon products and technical support around the world.
The company state that safety is at the forefront of their product development and they are committed to meeting safety regulations wherever their products are sold. The bottles are sealed with child-proof safety caps meeting the ISO8317 standard and all product SDS/MSDS data sheets are available in multiple languages.
How to Use Gyeon Q²M Bathe
Gyeon Q²M Bathe is a traditional car soap which should be diluted in a bucket with warm water. Shake the bottle, then use the supplied pump dispenser to add 12-15 squirts (about 20ml) into your bucket. Then add 10 liters of warm water, giving you the suggested dilution ratio of 500:1. For a complete step-by-step guide on how to use the two bucket car wash method check out our PRO Detailer in-depth guide.



PRO TIP
Always read the manufacturer instructions before using any chemical product.
Gyeon Q²M Bathe produces thick, lubricious, long lasting suds with a pleasant scent. To maximise the soap suds, place the tip of your pressure washer lance below the water line in your bucket. Then spray a jet of water into the bucket to create even more, super slick suds.
Whenever washing a car, we always recommend you carry out a pre-wash before undertaking a contact wash. For a complete step-by-step guide on how to safely wash your car, check out our PRO Detailer in-depth guide.






PRO TIP
Dilute in warm water to increase the cleaning power of Gyeon Bathe.
If you follow our PRO Detailer guide, when you get to stage 6 – The Contact Wash, the process will remain the same. Wash your car carefully and methodically, one panel at a time. Work around the car from top to bottom.
Ease of use of Gyeon Quartz Bathe
Gyeon Bathe is an easy to use pH neutral, pure car soap. Use it just like any other regular car shampoo – diluted to strength in a bucket of warm water. Despite it not being the most powerful cleaner on the market, it is strong enough to cut through most dirt. It’s the perfect product for weekly maintenance washes on coated or protected cars.
Benefits of Using Gyeon Q2M Bathe Car Shampoo
Gyeon Q²M Bathe is the perfect product to safely cleanse a ceramic coated vehicle. Being a pure shampoo, it cleans without leaving any residue. Some gloss enhancing or wax infused shampoos can ‘clog’ ceramic coatings and reduce their hydrophobicity.
As Gyeon Q²M Bathe is a pure shampoo, it will not degrade other forms of protection like waxes or sealants. It works in perfect harmony with other Gyeon products, as well as coatings and sealants from other manufacturers.



This highly concentrated car soap is a high foaming gel formula, creates thick, slick suds with a clean, pleasant scent. These long-lasting lubricious soap suds help to prevent swirls, marring and scratches during the contact wash.
Value for money of Gyeon Quartz Bathe
Gyeon Q²M Bathe car shampoo is a highly concentrated car shampoo, so a little goes a long way. You should expect to pay around $18.00 for the 400ml bottle and $36.00 for the 1000ml offering. The cost of one wash, based on using 20ml of product, is around $0.70 per application. This represents good value for money from this premium car care brand.



Gyeon Q²M Bathe Packaging
The Gyeon brand offers some of the best packaging and labelling in the car detailing business. Their unique bottle design is as instantly recognisable as the original Coca-Cola bottle.
Gyeon Bathe car shampoo comes in 400ml and 1000ml bottles. These sized bottles come with a handy pump dispenser for ease of use. One pump of the dispenser gives you approximately 1.5ml of car shampoo. Dispense 12 to 15 pumps of the Bathe shampoo into your wash bucket. This will give you enough product to wash an average sized car.
A bulk 4000ml container is available from selected, authorised Gyeon resellers.
Conclusion
Gyeon Q²M Bathe is a great, pure car shampoo. We’ve used Bathe on both ceramic coated cars and waxed cars. It’s gentle pH neutral formula helps to clean the paintwork, without stripping the protection. The thick, long-lasting soap suds offer excellent lubrication during the contact wash, with a pleasant, non-chemical scent.
We’ve found it to be a perfect car shampoo to use for weekly maintenance washes. The concentrated formula means that even a small 400ml bottle lasts for months!
Sure, there are stronger car shampoos on the market which have a greater cleaning ability. There are shampoos on the market which enhance gloss and slickness, leaving behind a layer of protection. But when you want, or need, a gentle ‘pure’ car shampoo, Gyeon Bathe is our go-to car soap!