terms and conditions

Your use of this Site constitutes your agreement to comply with the following terms and conditions (the "Agreement"):

Intellectual Property Rights

This Site and all materials contained on this Site, including but not limited to images, text, photographs, designs, icons, and illustrations, except those already covered by existing copyright and intellectual property protections, are the property of Light Tree Private Brands B.V., ("DemarkQ"), and/or its owners or affiliates.To reproduce, republish, alter, upload, post, transmit, distribute, or publicly display material from this Site, you will need written permission from DemarkQ. The trademarks and logos used and displayed on this Site are trademarks of DemarkQ and others.Nothing contained on the Site should be construed as granting, by implication, estoppel, or otherwise, any license or right to use any trademark displayed on the Site without the written permission of the trademark owner. Users may view and download material from this Site only for personal, noncommercial home use, and such permission is deemed adequate consideration for this contract.DemarkQ will aggressively enforce its intellectual property rights to the fullest extent of the law. Any rights not expressly guaranteed herein are reserved by DemarkQ.

Product/Advice Disclaimer

This web site does not offer medical advice or attempt to diagnose or treat any skin problem, disease, or skin condition. If you have a medical problem with your skin, please make an appointment to see a dermatologist in your area.All products should be used as directed on the product container or on this website. Discontinue using any product that causes irritation (redness, itching, burning, scaling, soreness, or other symptoms).If you are dissatisfied with any product purchased here, you may return it for a full refund within 14 days of the purchase date (see Exchange & Return Policy).

What is your return policy?

After 14 days, returns will be issued as an in-house credit that will be applied to your next purchase. In-house credits will also be applied for partial kit returns. We’re sorry, but shipping fees are not refundable.

Step 1. Fill out the Return/Exchange Form located on the website. Based on this information, we will send you a confirmation for sending it back to us.

Step 2. Package the items for return in any box and enclose the completed Return/Exchange Form.

Step 3. Mail your items to:

Light Tree Ventures Private Brands B.V.
Laan van Ypenburg 108
2497 GC The Hague, The Netherlands

Please note that you are responsible for shipping costs and the safe return of merchandise.
Step 4. Most returns are processed within 3-5 business days of receipt. You will receive an email confirmation once your return or exchange has been processed.If you have purchased DemarkQ products from one of our authorized resellers, please contact that retailer for return or exchange information. Note to International Customers: Because duties and taxes are collected by the government in the country where the goods are received (and not by DemarkQ), we do not reimburse for these expenses. The information provided by this website or this company does not substitute for a face-to-face consultation with a dermatologist or with your physician and should not be construed as individual medical advice.

Information/Recommendations Disclaimer

The intent of this site is to present the author and her team's ideas and perceptions about the marketing, selling, and use of acne treating products and supplements.The author and team's sole purpose is to present consumer information and advice regarding the purchase of skin-care products. The information and recommendations presented strictly reflect the author and her team's opinions, perceptions, and knowledge about the subject and products mentioned.Some people may find success with a particular product that is not recommended or even mentioned on this site, or they may be partial to a skin-care routine that DemarkQ has reviewed negatively. It is everyone's inalienable right to judge products by their own criteria and to disagree with the author or her team.More important, because everyone's skin can, and probably will, react to an external stimulus at some time, any product could cause a negative reaction on the skin at one time or another. If you develop skin sensitivity to a skincare product, stop using it immediately, and consult your physician or dermatologist. If you need medical advice about your skin, consult a dermatologist or physician.

Warranty disclaimer

We take pride in the quality of all our products, so hope that you never experience any problems. However, in the unlikely event that you do, DemarkQ products are covered by a limited manufacturers warranty period:

We offer a full replacement/repair guarantee with our 12 month* manufacturer’s warranty for all European sales from the date of purchase.Please retain your receipt as proof of purchase. In the case of product replacement/repair, the warranty period remains in line with the Original Purchase date.

Our warranty does not cover general wear and tear, water damage, modifications, misuse, or any damage caused by the user that would make your device unfit for use. There is no extended warranty period on a replacement product. Light-emitting diodes that are broken are not included in this warranty unless the number of light-emitting diodes broken exceeds more than 5 in total. It is the responsibility of the user to ensure they have read and understood the product manual, terms of use, FAQ and are aware of their own personal circumstance by conducting independent research or discussing with their doctor to ensure light therapy is suitable for them prior purchase.

We action warranty replacements/repairs as quickly as possible, however, due to periods of high demand we reserve the right for 14 – 28 business days from receipt of warranty unit. We are not required to provide a refund if you change your mind, please make your product selection carefully.Due to our strict infection control protocols, for the protection of our customers, all our products come sealed. Once this seal is broken/opened and the product is used, we can not accept returns.

*Our DemarkQ devices are not designed and are not suitable to be used in a professional setting. Where our device is not used for its intended purposes (Personal use at-home use for 1 user), in a professional setting (for income-producing purposes), the 12-month warranty is void and will be reduced down to 6 months.

No Endorsement

In some instances, the content on the Site represents the opinions of Site users. DemarkQ does not endorse such opinions.

Void Where Prohibited

Although the Site is accessible worldwide, not all products discussed or sold on the Site will be available to all persons or in all geographic locations or jurisdictions.

DemarkQ reserves the right to limit, in its sole discretion, the availability to the Site and/or the provision and quantity of any product or service to any person, geographic area, or jurisdiction it so desires. Any offer for any product made in connection with the Site is void where prohibited.

Use of this Site is unauthorized in any jurisdiction (1) that does not give full effect to all provisions of this Agreement, (2) where all or any portion of this Site may violate any legal requirements.

Code of Conduct

You agree not to:
•    restrict or inhibit any other user from using and enjoying the Site and services;
•    transmit any unlawful, fraudulent, threatening, abusive, libelous, defamatory, obscene or otherwise objectionable or harmful information or materials, or any information or materials that could constitute or encourage conduct that would be considered a criminal offense, give rise to civil liability, or otherwise violate any law;
•    transmit any information or software that contains a virus, worm, Trojan horse or other harmful or disruptive components;
•    transmit materials in violation of another party's intellectual property rights;
•    use the Site for any commercial or unlawful purposes; or
•    modify, adapt, sublicense, translate, sell, reverse engineer, decompile, or disassemble any portion of the Site.


You agree to indemnify, defend and hold harmless DemarkQ from and against any and all claims, damages, costs or other expenses, including all reasonable attorneys' fees incurred at arbitration, on any trial or appeal that arise, directly or indirectly out of or from your breach of this Agreement (including your violation of the Code of Conduct) and/or out of any other of your activities in connection with the Site.

This section will survive the termination of this Agreement for any reason. Purchases: If you wish to make purchases of products described on the Site, you may be asked to supply certain information including but not limited to the credit card or other payment information.

You understand that any such information will be treated by DemarkQ in the manner described in its Privacy Policy. You agree that all such information that you provide will be accurate, complete, and current.

You agree to pay all charges incurred by users of your account and credit card or other payment mechanisms at the prices in effect when such charges are incurred. You will also be responsible for paying any applicable taxes relating to your purchases. The prices displayed on the Site are in U.S. dollars or in Euro.

Your Letters, Questions, and Comments

You acknowledge and agree that, by sending DemarkQ your questions, whether in writing or by email, you grant to DemarkQ at no cost a perpetual, irrevocable, nonexclusive, universal right and license to link to, use, reproduce, transmit, modify, adapt, publish, display, distribute, translate, and sublicense such material (in whole or in part) and/or to incorporate it in other works in any form, media, or technology now known or hereafter developed for the full term of any copyright that may exist in such material.

Further, by submitting content to DemarkQ, you represent and warrant that you have the authority to grant such rights to DemarkQ and that the content you submit will not violate any right of any third party, including but not limited to the copyright, trademark, and privacy rights.

Use of Passwords

Use of any password-protected area, if there is, of the Site is restricted to the individual who has been given permission and a password to enter such area (the "Authorized Party").

The password cannot be distributed to others, and the Authorized Party is responsible for any and all damages to DemarkQ resulting from the distribution of his or her password.

If more than one individual wish to use a single password belonging to an Authorized Party, such Authorized Party must request permission from DemarkQ in writing, it being understood that DemarkQ shall be under no obligation to approve any such request.


DemarkQ shall have the right at any time to (a) change the terms of this Agreement, (b) change the Site, including eliminating or discontinuing any content or feature of the Site, restricting the hours of availability, or limiting the amount of use permitted, or (c) change any fees or charges for use of the Site, including instituting new or increased fees or charges for the use of the Site or any other related services or feature thereof.

This Agreement may be modified by DemarkQ at any time by DemarkQ posting the modified terms on this Site, and your continued use of the Site thereafter shall be deemed acceptance of those terms and conditions.


You agree that this Agreement is entered into The Netherlands and shall be governed by and construed in accordance with the laws of The Netherlands, exclusive of its choice of law rules.

Each party to this Agreement submits to the exclusive jurisdiction of the country and federal courts sitting in The Netherlands and waives any jurisdictional, venue, or inconvenient forum objections to such courts.

In any action to enforce this Agreement, the prevailing party will be entitled to costs and attorneys' fees. In the event that any of the provisions of this Agreement are held by a court or other tribunal of competent jurisdiction to be unenforceable, such provisions shall be limited or eliminated to the minimum extent necessary so that this Agreement shall otherwise remain in full force and effect and enforceable.

This Agreement constitutes the entire agreement between the parties hereto pertaining to the subject matter hereof, and any and all prior or contemporaneous written or oral agreements existing between the parties hereto are expressly canceled.

No waiver by either party of any breach or default hereunder shall be deemed to be a waiver of any preceding or subsequent breach or default. Any heading, caption, or paragraph title contained in this Agreement is inserted only as a matter of convenience and in no way defines or explains any paragraph or provision hereof.


Follow and Win Giveaway July 22 – September 2, 2020

The Follow and Win Giveaway is being organized and sponsored by DemarkQ by Light Tree Private Brands B.V., between July 22nd and August 19th, 2020 on www.instagram.com (Instagram). By entering the competition the participants confirmed that they agree with the Giveaway Terms and Conditions specified below.
Application time starts after the announcement post is shared on Instagram. The closing day for entries is Wednesday 02/09/2020 11:59 CEST.

Giveaway qualification criteria

To enter the contestants have to take the following actions:
1.    Like the giveaway announcement post on Instagram, be a follower of @demarkq.acne.relief when the prizes are drawn;
2.    Post a comment with a tag of at least two of the friends under the announcement post – contender is not qualified when he tagged the celebrity account or privately held account;
3.    Re-shared an announcement post on his Instagram feed – privately held accounts are not qualified for the giveaway since the reshare has to be verifiable.
The comment and post reshare have to be made from a valid Instagram account. Only complete entries are qualified for the prize. The organizer does not take responsibility for incomplete entries, ineligible, delayed, removed or in any way lost qualifications.


Organizer is giving away 10 prizes to randomly selected participants who have fulfilled the qualification criteria. One winner receives one prize. For this giveaway the prizes are:
•    5 sets of DemarkQ POW Spot treatment
•    3 sets of DemarkQ POP T-zone treatment
•    2 sets of DemarkQ WOW Full face treatment
Selected randomly winners will be informed via Instagram Direct Message (DM). A request for the shipping address will follow.
Prizes are not transferable to other people, and there are no cash alternatives.

Reach and shipping

Giveaway is open internationally. No purchase nor payment is necessary from the participants for their prizes. The shipment cost will be covered by the Organizer. However, the Organizer will not liable for any customs costs. These are the responsibility of the recipient(s). The packages will be shipped from the Netherlands.
If there are any legal or logistic limitations that prevent DemarkQ from shipping the prize to the destination indicated by the winner, a new winner will be randomly selected from the pile of participants.

Further exclusions

The giveaway excludes the employees of the Light Tree Private Brands B.V. as well as employees of affiliated companies, their families, cohabitants, agents, and anyone connected to this promotion.


The organizer excludes liability and responsibilities, as far as it is permitted by law, in case giveaway is postponed or cancelled; damages caused by third-party suppliers.


Edition: Summer 2020

Welcome! We’re so happy you’re joining Try me – Review me campaign with DemarkQ. Apply today and you can get a chance to enjoy your own innovative LED light acne therapy at home!

Do you have to be an “influencer” to apply?
No,  you do not. For this campaign, it is important for us to have people with different skin challenges and skin care regimes. This will allow us to demonstrate how effective and universal DemarkQ devices are. And for this, we do not expect you to have thousands of followers on Instagram. So if you just want to try out innovative LED light acne therapy go ahead and apply.

Is the Try me – Review me open internationally?
Yes, we invite people of all nationalities to apply. However if in case you are selected but there are obstacles hindering shipment to your address from the Netherlands, your package may be assigned to somebody else.

Are the devices safe to use?
Of course, all devices from DemarkQ are FDA cleared and safe to use at home. Make sure you follow the instructions in User Manual delivered with the device or download it from our webshop.

I do not have acne – will I still be considered for the tests?
DemarkQ devices can be a great addition to any skincare routine. However, since they are specifically designed to treat acne in teenagers and young adults, participants who suffer from teenage acne will receive priority.

How long will I be testing the device for?
Please apply only if you are willing to commit to a six week testing period. During this time you will use POP or POW (depending on your needs) as an additional step in your skincare routine every day. It should take a maximum of 6 minutes a day. And although this is not a lot of time, it is commitment nonetheless 😊

How do I review POP or WOW?
We want to make this trial as easy and as quick as possible for you. Before the trial, you will able to share your BEFORE photo. There will also be a middle checkout during the trial. After the testing period, you will be required to send in your final reviews(written and video) for the device as well as AFTER photos. If you have other suggestions on how you would like to review the treatment, just let us know! We are open to hearing your creative ideas. 😉

On which social channels do I post my review?
For this trial, we ask for the review to be posted on your Instagram account in the form of a regular post.
If you have a personal blog, Facebook, YouTube, TikTok and are willing to share your positive experience with your friends on other platforms, feel free to do so.

The review principles:
-    You add POW or POP to your skin care routine – no changes in your current regime are required
-    For six weeks you dedicate 3 minutes a day to relax shining a healing light on your beautiful face
-    If you have multiple pimples or clusters of acne on your chin or cheeks simply repeat the process
-    Provide a before (1) and after (2) pictures, and photo of you using the POW (3)
-    Consent to share your review and parts of your review together with the star rating on DemarkQ website and social channels.
-    Create the Social Media Post of you using POW (@demarkq.acne.relief #demarkq)

What are the benefits of being a tester of DemarkQ devices?
-    Improve acne and visibly reduce acne scars with consistent use
-    At the end of the test you can keep the device and continue your home therapy
-    You will receive 20% discount code for shopping at www.demarkq.com
-    By joining DemarkQ community you will have a possibility of becoming a DemarkQ Brand Ambassador and have access to the newly launched products in the future

Relevant dates:
-    Application period – 05-08-2020 till 02-09-2020 11:59 PM
-    Your trial will start depending on when you will receive your package. This is contingent on your shipping address.
-    You will be required to provide a written, photo and video reviews after the test period is finalized.
-    @demarkq.acne.relief must be tagged on Instagram post (other social platforms listed below)Please fill in the application form below to apply HERE.

Good luck you guys! We cannot wait to hear back from you all.


The Try Me Review Me campaign is being organized and sponsored by DemarkQ by Light Tree Private Brands B.V., between August 5th and September 2nd, 2020 on www.instagram.com (Instagram).
The campaign starts after the announcement post is shared on DemarkQ Instagram account here: https://www.instagram.com/demarkq.acne.relief/

Qualification criteria

In order to be eligible:
1.    applicants must provide all necessary contact information, shipping address and Before photo.
2.    Send in their application by filling out this form before 11:59 PM 02-09-2020
3.    Instagram account of the applicant should be easily accessible and verifiable – private accounts will not be considered
4.    The applicant is struggling with at least mild form of teenage acne and wants to try new LED light acne therapy
5.    Applicant has read and so, understands and accepts all the Terms and Conditions of the campaign.


Incomplete and wrongly filled in forms are not taken under consideration for the test campaign.
In case an applicant provides inaccurate contact information, the organizer reserves the right to select another candidate to participate in the campaign.  
The organizer is not responsible for external issues or technical difficulties that may cause delay in the application submission.

Products to review

DemarkQ POP and POW LED acne treatment devices are original products developed and manufactured by DemarkQ by Light Tree Private Brands B.V. Engineered in the Netherlands, the devices are FDA (U.S. Food and Drug Administration) cleared as medical devices. These devices are safe to use at home.
Always read and follow the User Manual while using DemarkQ devices.
POW Spot treatment and POP T-zone acne treatment are innovative LED (light-emitting diode) devices, which combine killing acne bacteria blue light and rejuvenating red light in one device.
Please bear in mind that participants will be randomly assigned either the POW Spot treatment or POP T-zone treatment.

Test and review

The organizer aims to make sure that the testing experience is quick and comfortable for the users. A detailed description will be delivered via email to every selected user.


Products are treated as payment for the completed test run, submitted reviews, before and after photos and social media posts. After successful test run users can keep the devices and will receive 20% discount for shopping at www.demarkq.com.Market values:
-    POW Spot treatment - US$59.00
-    POP T-zone treatment - US$149.00

In this edition of Try me – Review organizer predicted limited number of the devices for review.
10    POW Spot treatment
10    POP T-zone treatment
However, if depending on the demand organizer can increase the number of the devices for this test round.

Testers selection

After selection, each tester will be contacted personally first via Direct Message on Instagram and later email confirming their participation.

Reach and shipping

Try me - Review me campaign is open internationally. No purchase nor payment is necessary from the participants for their products.
The shipment cost will be covered by the Organizer. If there are any legal or logistic limitations that prevent DemarkQ from shipping the product to the destination indicated by the selected tester, a new user will be selected from the list of applicants.

Further exclusion

The Try me – Review me campaign excludes the employees of the DemarkQ by Light Tree Private Brands B.V. as well as employees of affiliated companies, agents and anyone connected to this campaign.


The organizer excludes liability and responsibilities, as far as it is permitted by law, in case the campaign is postponed or cancelled, or there are any damages caused by the third-party suppliers.

When failed to test and review

In case of an unsuccessful test and review the organizer reserves the right to demand the products back at the participant's expense or demand to be reimbursed for the product and shipping costs of the package.
Participants will also be banned from all future competitions, campaigns, and giveaways organized by the organizer as well as affiliated companies and agents.