Do you ship to my country?

We now ship globally except countries listed below:

South Sudan


*Certain countries such as Iraq, Kosovo and South Africa might be limited to Fedex Priority Mail. This would mean quicker but costlier shipping

*Certain post office might not deliver door to door depending on your region and may require you to collect your order via your nearest post office. Countries that we have encountered such problems with includes: UAE, Philippines and Australia (certain regions)

04 July 2019 updated

How long does shipping take?

Domestic order (South Korea): 3-5 working days International order: 4 - 14 working days

How much does shipping cost?

Shipping is free for orders above SGD$110
For orders below SGD$110, shipping costs SGD$5

***Shipping price should change according to user’s selected currency***

What if I made a mistake with my shipping address?

Contact us @ and we’ll help you with it.


How can I place an order?

You can order from our website

Why am I limited to 2 bottles of Niacid?

Due to high demand, we would like to make it fair to all customers to be able to make their purchase too without running out of stock too quickly.

Is there a discount code for first time customer?

Due to high manufacturing costs that involves heavy research, advanced technology & high quality ingredients - discount codes are not feasible. Increasing retail price to accommodate a discount code is redundant.

Do I have to pay for taxes?

We do not charge taxes and only receive your payment for your purchase on our site. Depending on your country's custom regulations, you might be subjected to tax charges in relation to your order's total. 

Refund policy

We guarantee a full refund if you are not satisfied with your purchase within 14 days of receiving. Shipping fees are non-refundable but product fees are fully refundable. As much as we'd like to, we're unequipped to refund orders that're made incorrectly if your order have already been shipped out. 

Return policy

We accept product returns for a refund within 14 days of receiving your order for any reasons including disatisfaction, damage etc. Returns can be made to:

Slurp Laboratories

#B102, Busan Design Center  Centum Dong-ro, Haeundae-gu, Busan city, 48059 South Korea


How soon can I expect results?

You can expect to see a change in your skin’s brightness overnight. Fading of blemishes and healing of indentations is prominently observed during days 3-7 and continues improving  cumulatively.

Is Niacid cruelty-free?

Niacid is 100% cruelty-free and does not test on animals. Snail mucin used in formula is obtained amicably without harming or hurting snails.

Where is the Hyaluronic Acid in Niacid derived from?

All ingredients (except snail mucin) are plant-derived.

Is Niacid suitable for sensitive skin?

Niacid is formulated for all skin types including sensitive skin with a hyper-focus on science-powered skin reconstruction & healing as opposed to stripping for instant but damaging results.

Is Niacid suitable for pregnant, nursing women?


Can children and teens use Niacid?

There are no age restrictions however we recommend using Niacid only if you possess the skin concerns that Niacid was developed for: Acne scars (post-inflammatory erythema/pigmentation), Indentations (Atrophic scars), Hyper-pigmentation, Damaged skin barrier, Psoriasis, Dullness


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We're always happy to help, mail us at and we'd get back to you promptly