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Dermaster Clinic

Dermaster Clinic Promotion: Get 0% installment payment up to 10 months and get unlimited cashback with KTC credit card

Promotion Period 1 Sep 25 - 31 Dec 25

Promotions You May Like

Credit card : Use when necessary and pay back full amount on time to avoid a 16% interest rate per annum. | KTC PROUD : Borrow when necessary and within your means.

Privilege 1:

Buy 1 Get 1 – Body Program Only 3,990 THB.

1. Tesla 4D Sculpt – Build Muscle & Tighten Skin Special price: 3,990 THB (Normal price: 11,000 THB)
Just 30 minutes equals 46,000 sit-ups or squats! Strengthens muscles and tones body effectively.

2. Tripolar RF Body Firm & Contour Special price: 3,990 THB (Normal price: 9,800 THB)
Fat reduction and skin tightening treatment to reduce cellulite and improve skin smoothness.

3. Infrared Sauna Detox – Boost Metabolism & Circulation Special price: 3,990 THB (Normal price: 7,000 THB)
45-minute session burns up to 600 Kcal, detoxifies, relieves stress, and stimulates the immune system.


Buy 1 Get 1 – ANTI-AGING IV DRIP (Choose from the following options)

Special price: 5,000 THB (Normal price: 12,000 THB)

  1. DER SIGNATURE – Exclusive vitamin formula by Dermaster to reduce inflammation & boost collagen.
  2. BABY BRIGHT – Stimulates collagen production, evens skin tone, hydrates & brightens.
  3. BURN CAL – Enhances fat metabolism & boosts body energy.
  4. ENERGY BOOSTER – Refreshes, energizes, and nourishes the brain.
  5. IMMUNE BOOSTER – Strengthens immunity, refreshes body & brightens skin.
  6. REMOVES TOXIN – Detox from alcohol, smoking, and pollution.
  7. HAIR LOSS – Reduces hair fall and strengthens nails.

 Terms & Conditions

  • The cardmembers must present their KTC credit card to confirm the use of rights to the staff.
    The cardmember must pay by KTC credit card only.
  • Advance reservation required at least 3 days:
      Ekkamai Branch: 02-714-4471
      Chidlom Branch: 02-253-9269
      Rama 9 Branch: 02-246-0042
  • Reserve the right to use 1 person/privilege/time. throughout the campaign period.
  • Conditions are as specified by the merchant.


1 Sep 25  - 31 Dec 25

Privilege 2:
when spending with KTC credit cards on 0% Installment payment up to 10 months

Installment payment per sales slip

Credit cash back

10,000 – 24,999 Baht

220 Baht

25,000 – 54,999 Baht

720 Baht

50,000 – 74,999 Baht

1,500 Baht

75,000 – 119,999 Baht

2,300 Baht

120,000 Baht upwards

4,200 Baht

*Terms and conditions apply


Remark : 0% interest rate if paid in full within due date.

Tips :
- Service terms and conditions or installment payment period could be agreed between cardmembers and merchants.
- The installment payment amount will be calculated as full amount deducted from credit card account and will return back to the account after monthly payment as agreed.
- For your privileges, please inquire staff at the beauty clinic and register before making a purchase with KTC credit card.
- The installment payment cannot be cancelled or refunded if the merchants is not allowed or closed.

To make a registration for credit cash back:
Send a SMS, type BTF, space following by 16-digit credit card number and send to 0613845000 (Messaging costs vary depending on the service provider.) or by registering at www.ktc.co.th/beauty one-time registration per one credit card number throughout the promotion before or within the first spending date during the promotion. In this regards, the cardmembers must receive KTC’s reply message confirming the registration in order to eligible participate in this promotion.


1 Oct 25 – 31 Jan 26

Details and Conditions

Terms and Conditions


Terms and conditions for Credit Cash Back from Installment payment with KTC at participating beauty merchants nationwide

  1. The promotional campaign (“Promotion”) is provided by Krungthai Card Public Company Limited or KTC to offer exclusive credit cash back privileges to members of KTC credit card (“Cardmember(s)”) who spend in installments (“Installment Payments”) with KTC card at Dermaster Clinic under the MCC Beauty categories 5698, 7230, 7297, 7298, 8011 and 8099 (“Participating Stores”) During 1 October 2025 – 31 January 2026 (“Promotion Period”) according to the specified conditions only.
  2. The following cards are not eligible for this Promotion: all types of KTC CASH BACK, KTC - THAI RED CROSS NATIONAL BLOOD CENTRE, KTC VISA CORPORATE, and KTC GOVERNMENT SERVICES.
  3. To be eligible to participate in this Promotion, Cardmembers must register successfully on the day of Card transaction has been made by sending a SMS, text BTF, <space> followed by 16-digit credit card number to 0613845000 (SMS fee as specified by network service provider)or by registering at www.ktc.co.th/beauty before or within the day that card transaction has been made, and receive the confirmation message from KTC.
  4. If the registration has been made more than 1 time, only the first successful registration will be considered by KTC.
  5. Cardmembers will get cash back credited to their card account in accordance with the following card spending tiers:
    Installment payment per sales slipCredit cash back
    10,000 – 24,999 Baht220 Baht
    25,000 – 49,999 Baht720 Baht
    50,000 – 74,999 Baht1,500 Baht
    75,000 – 119,999 Baht2,300 Baht
    120,000 Baht upwards4,200 Baht
  6. KTC will calculate cash back value based on the total purchase amount of every sales slip before dividing it into monthly installments under the same card digits and will credit cash back to the card account within 60 days after the end of the month that card transaction has been made.
  7. If cardmembers register more than 1 card to participate in the promotion, KTC will consider the spending amount of each card separately to calculate cash back to be credited in the card accounts.
  8. If Cardmembers have cancelled any registered card for whatever reason, it shall be deemed a waiver of their right for participating in this Promotion.
  9. The following expenditures will be excluded from this Promotion: cash advance, interest, fine and any other fees and charges, and any cancellation of goods/services purchased or any other type of refund.
  10. Cardmembers will not receive any KTC points from card spending under this Promotion. In the case where any KTC points credited to Cardmembers’ card account, Cardmembers cannot use such KTC points. In this regard, those KTC points will be deducted from Cardmembers’ card account on the day Cardmembers receive cash back credit. If KTC is unable to deduct the said KTC points from Cardmembers’ card account, KTC reserves the right to not credit all eligible cash back to such Cardmembers.


General terms and conditions

  1. Privileges under this promotion cannot be exchanged, changed to cash, or transferred to any other party.
  2. Privileges under this promotion are exclusive for cardmembers with normal account status and have no record of default or overdue payment throughout the promotion period until the day on which such privileges are granted to cardmembers, based on KTC’s existing record.
  3. KTC reserves the right to offer, cancel, revoke or recall any privilege under this promotion, wholly or partially, including the claim of compensation for damages (if any) if fraudulent activities are committed in order to receive the privileges under this promotion, or if the card is used for any commercial purpose, in breaching of the specified terms and conditions, or for any non-consumption purpose, or when the transaction is cancelled after KTC has granted the privileges under this promotion to cardmembers.
  4. KTC reserves the right to exclude interest, fine, any other fees and charges, cancellation of goods/services purchased or any other refund, from the calculation of privileges offering to cardmembers under this promotion.
  5. Other terms and conditions which are not specified herein shall be provided by any relevant store/seller/service provider. Please inquire for details of conditions before purchasing goods/services.
  6. KTC is not a manufacturer, distributor or service provider and has no involvement regarding any goods/services under this promotion. Should there be any inquiries or claims in respect of goods/services, or sales slip/tax invoice requirement, please contact the manufacturer, distributor and/or the owner of product or service directly.
  7. For more information, please call KTC PHONE 02 123 5000