Frequently Asked Questions (FAQ)

Didi Seven is a renowned stain remover, initially brought to the market in 1967. It has since become a household name due to its effectiveness and infomercial television marketing campaigns.

It's best to follow the instructions on the packaging for the most effective stain removal.
However, generally, a small amount of the product is applied directly to the stain before washing or cleaning.
Water activates Didi Seven’s leaning powder, so a wet rag or cloth should be all you need for most stains.
Download the professional manual here.

While Didi Seven is designed to be effective on a variety of stains and fabrics, it's always recommended to do a patch test on a discreet area before treating the stain, especially on delicate or colored fabrics.

Didi Seven was invented by a German businessman and innovator, Walter Willmann, in the town of Renningen near Stuttgart, Germany.

The name "Didi Seven" originates from Walter Willmann's childhood
friend's nickname, Edith "DiDi" Koster. The number seven was added as it was considered Walter's lucky number.

As of 2022, Didi Seven is available for purchase at and can be shipped both in the US and internationally.  Didi Seven is
also available on Amazon in the US, UK, Canada, Japan, and most of the EU.

Yes, over the years, Didi Seven has been praised by various platforms. Notably, in March 2000, US Consumer Reports cited it as "effective and very versatile." Additionally it was featured as one of The Best
Products on The Oprah Winfrey Show.

In the past, there were counterfeit versions of Didi Seven in the US market. Customers are advised to purchase directly from our official website or authorized dealers to ensure they get the genuine product.  Only authentic Didi Seven in made in the USA- if it says it’s made anywhere else, it is almost certainly counterfeit.

Beyond its formula enhancements, Didi Seven's journey has seen expansion into global markets, infomercials, live demonstrations, and a
continuous commitment to product quality. The brand remains dedicated to bringing the best stain-removing solutions to its customers worldwide.  In 2021, some new key ingredients were introduced in a new formula, boosting Didi’s oxidation rating by 300%.

Didi Seven is primarily designed for fabrics, but its effectiveness
spans a range of stains. However, for non-fabric surfaces, always follow the product guidelines and conduct a test patch first. 

For any additional questions or customer support, please reach out to our dedicated team via the contact form on our official website, or at the customer service hotline provided on the product packaging.

Yes, Didi Seven is effective against both fresh and older stains. However, for set-in stains, it might require a longer treatment time or multiple applications, but is very effective nonetheless.

While Didi Seven is designed to be safe, it's essential to keep it out of reach of children and pets and ensure the treated area is thoroughly rinsed before allowing them to come into contact with it.

While Didi Seven does not have a specific expiry date, it's recommended to use it within 3-5 years for optimal performance. Always store in a cool, dry place away from direct sunlight.

Store Didi Seven in a cool, dry place away from direct sunlight. Ensure the cap is tightly closed to prevent the product from drying out.

In case of contact with eyes, rinse immediately with plenty of water and seek medical advice if irritation persists. If it comes into contact with skin, wash off immediately with soap and water.

Yes, Didi Seven can be used on carpets and upholstery. However, always conduct a patch test on an inconspicuous area first to ensure it doesn't discolor or damage the material.

It's recommended to follow the instructions on the packaging. In most cases, rinsing or washing the treated area after applying Didi Seven ensures the stain is thoroughly removed and prevents any potential residue, so you shouldn’t have to rewash it but are free to do so.

While Didi Seven is versatile, it's always a good practice to check the care label of the fabric or material. Delicate fabrics such as silk or wool might require extra care. Always do a patch test first.

Our commitment is to provide quality products. If you're not satisfied with Didi Seven, please contact our customer service team for a prompt and courteous refund.