About Us

Prüfengel offers authentic consumer tests in which real users share their experiences with products. Our tests are based on practical applications in everyday life and reflect the opinions of consumers. As we focus on consumer tests, we do not carry out material, long-term or laboratory tests. Our aim is to provide honest feedback to help you make a purchasing decision. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product reviews, please click here.

GLUCOFAST
Duo blood glucose meter

The DUO blood glucose meter from the GLUCOFAST brand is a set for determining blood glucose levels .

In addition to the meter , the set consists of a matching case, ten blood glucose test strips, ten lancets and a lancet device. It is therefore also suitable as a starter set, as all the necessary product components are included.

The certified product makes it possible to perform a low-pain blood glucose test with just 1.0 µL of capillary blood. This device is also suitable for dialysis patients and users with cauterised blood .

When analysing blood glucose, this product can be used to determine the haematocrit value as well as the blood glucose value.

According to the seller, the product uses a patented test strip technology that reduces false measurements caused by taking medication.

The practical test clearly showed that this blood glucose meter is very easy to use. The test strip ejector integrated into the device guarantees maximum hygiene during use.

Within a few seconds , the result is shown in large digits on the display of the measuring device, making this product also suitable for older or visually impaired people.

The DUO blood glucose meter from GLUCOFAST was convincing in the practical test due to its simple and hygienic use and is therefore also suitable for daily use by diabetics.

  • Low-pain blood glucose determination with very little blood loss
  • Complies with the latest international standards CE, EN ISO 15197:2015 and is QC laboratory tested (according to DIN ISO 9001) & Rili-BÄK-Labor 2019 certified
  • Hygienic use thanks to integrated test strip ejector
  • Few accessories (10 x lancets, 10 x test strips)

The first impression

Packaging and contents

Here we take a closer look at packaging. Sustainability is becoming an increasingly important factor. In addition, adequate protection of the product must of course also be guaranteed. Are the contents of the packaging complete and does the manufacturer make it as easy as possible for me to use the product straight away?

Here we take a closer look at packaging. Sustainability is becoming an increasingly important factor. In addition, adequate protection of the product must of course also be guaranteed. Are the contents of the packaging complete and does the manufacturer make it as easy as possible for me to use the product straight away?

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Product protection

Carton is sturdy, product sufficiently protected

100

Points

Sustainability Packaging

Unnecessary packaging waste has been avoided,

100

Points

Package contents & scope

Blood glucose meter, case, test strips, lancets, lancet device and various instructions for use

100

Points

Instructions for use

Various instructions for use, very detailed

100

Points

TOTAL

100

Points

Weighting: 20%
*Themaximum score is 100 points

The DUO blood glucose monitoring system from GLUCOFAST was delivered in a neutral cardboard box, which was tailored to the size of the product.

Inside the box was the product padded with recycled paper .

If you look at the outside of the product box, you will notice that the product features and contents are printed on the packaging in both English and German.

The product scope is complete, so the product can be used immediately after unpacking .

The enclosed quick guide ensures that you can quickly get an overview of the product . In addition to the quick guide, a very detailed instruction manual in German and English as well as a folded flyer with information on the blood glucose test strips, a flyer on the lancet device, a blood glucose diary and a warranty registration card are also included.

The first time in your hand

Product processing and appearance

Before we start the practical test, we take a close look at the workmanship of the products. How high quality are the materials used? Are the look and feel satisfactory?

Before we start the practical test, we take a close look at the workmanship of the products. How high quality are the materials used? Are the look and feel satisfactory?

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Visual appearance

Attractive design

100

Points

Processing

Very good workmanship

100

Points

Stability

Very stable

100

Points

Sustainability of the product

Measuring device can be used long-term, test strips are disposable product

80

Points

TOTAL

95

Points

Weighting: 20%
*Themaximum score is 100 points

When you pick up the blood glucose meter for the first time , you immediately notice its size and design: The dimensions of the product and the colour design are modern and reminiscent of other digital medical products. The case included with the product is perfectly matched to the size of the meter and also offers storage space for the necessary accessories.

The workmanship of the device looks good and it is also reasonably stable .

The seller does not provide any specific information regarding sustainability , but it can be assumed that the high-quality measuring device can be used over the long term. Other components, such as the test strips, are disposable products that must be disposed of after a single use.

Overall, this product makes a very positive first impression.

This is what our practical test showed

Does the manufacturer keep its advertising promises?

Our practical test has the highest relevance and therefore weighting. Here, the product has to undergo a wide range of criteria and tests. We check the functions and product promises of the test article.

Our practical test has the highest relevance and therefore weighting. Here, the product has to undergo a wide range of criteria and tests. We check the functions and product promises of the test article.

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Operating instructions

Quick guide for experienced or repeat buyers, very detailed instructions for use enclosed

100

Points

Take a blood sample

Painless and uncomplicated, only 10 test strips in the product scope

80

Points

Measured value

Large, easy-to-read digits, display in mg/dL

100

Points

Memory function

Up to 500 measured values can be stored

100

Points

Cleaning

Easy to clean due to the product surface

100

Points

TOTAL

96

Points

Weighting: 45%
*Themaximum score is 100 points

The DUO blood glucose monitoring system from GLUCOFAST was subjected to an extensive practical test.

The enclosed, illustrated quick start guide was particularly positive – this enables experienced testers in particular to quickly put the product into operation. The pictures clearly illustrate the process and the description is very detailed.

Preparing the lancing device is quick and easy and is comparable with other suppliers.

The test strips are inserted into the top of the device .

Another positive aspect is that batteries are already included in the scope of delivery and the device can therefore be put into operation immediately.

As described by the seller, blood collection is very uncomplicated and completely painless.

The display is impressively bright, and the very large figures make it easier for people with impaired vision in particular to recognise the value correctly.

A total of up to 500 measured values can be stored on the device so that values can be saved and compared over a long period of time .

Due to the nature of the product surface , the appliance is easy to clean .

This product from GLUCOFAST was convincing in the practical test due to its uncomplicated handling and precise results.

Test plan of the Prüfengel Institute

You can find a detailed insight into the evaluation criteria of the practical part of the test and the distribution of points here. If you are also interested in the evaluation of our other test criteria, please read our document on the evaluation process.

Price/performance ratio

and ratings from consumers

Finally, we analyse how the product compares to the competition. Can it keep up with the competition in terms of price and quality? Would we generally recommend buying it? We also look at the consumer reviews and check whether the critical and positive reviews are actually justified.

Finally, we analyse how the product compares to the competition. Can it keep up with the competition in terms of price and quality? Would we generally recommend buying it? We also look at the consumer reviews and check whether the critical and positive reviews are actually justified.

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Price / performance ratio

Very good performance in the mid-price segment

80

Points

Rating cut

4.5 out of 5.0 on Amazon

75

Points

TOTAL

78

Points

Weighting: 15%
*Themaximum score is 100 points

On the Amazon platform, consumers rate the product with an average of 4.5 stars. The complicated setting is criticised in individual cases . The good functionality and ease of use are emphasised positively . In our practical test , we were able to confirm that the appliance works very well and is uncomplicated to use. Consumer criticism of the complicated setting could not be substantiated in the practical test.

Prices of up to €30.59 are charged on the Internet for equivalent products. Very affordable products are available from as little as €13.24 . The Duo blood glucose meter from GLUCOFAST® is therefore currently in the middle price segment with a price of €16.90. For the quality and performance received, the price-performance ratio is very good.

Overall result

1. packaging & contents

20%

100

Points

2. product processing & appearance

20%

95

Points

3. in the practical test

45%

96

Points

4. price/performance & consumer ratings

15%

78

Points

TOTAL

95

Points

*Themaximum score is 100 points

Duo blood glucose meter
of the brand
GLUCOFAST
achieved
95
Points in our test and therefore passed. The test was carried out in the test period
07/24
and is stored in our database under the licence number
240624003
. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

The practical tests are based on careful observations and do not include long-term or laboratory tests. The test judgements reflect the personal impressions and opinions of the testers who try out the products in everyday use. We would like to emphasise that these evaluations do not claim to be exhaustive and may reflect both subjective and objective impressions. The evaluations are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a serious and thorough testing procedure, which has been developed in a long and professional process in close co-operation with our testers.

The practical tests are based on careful observation and do not include long-term or laboratory tests. The test ratings reflect the opinion of our experts and are based on careful analysis. We would like to emphasize that these evaluations do not claim to be exhaustive and reflect both subjective and objective impressions. The assessments are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a reputable and thorough testing process, which has been developed in a long and professional process in close cooperation with our experts.

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Evaluation process

You can find a detailed insight into our evaluation process, which forms the basis for our product ratings, here:

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Our product evaluations are carried out exclusively through direct, on-site tests. This ensures a detailed and specific examination of the product properties. You can find more information about the test procedure here.

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