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Y Theorem Repair Light Serum

$342.00 $380.00

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product description

Serums by 111SKIN

This ultra-light version of the original Y Theorem Repair Serum with brightening agents significantly boosts collagen production, supports cell regeneration and provides defence against environmental damage.

  • The result is a bright and radiant complexion with a reduced appearance of fine lines and wrinkles
  • Ideal serum for humid environments and people with oily skin




material & care



composition & use

  • Ingredients: NAC Y2 , Caproic Acid, Arbutin, Calendula Extract, Aloe Vera
  • How to use: Massage the serum onto the face and neck with a gentle patting motion.
  • Apply the appropriate day or night cream on top of the serum.


product details


technical details



delivery & returns

Free Nominated Date Delivery above $60.00!
Free Returns!
Free Click & Collect!

Home Delivery (Singapore only)

If your order is $60.00 and above:

  • Nominated Date Delivery (Date of your choice) - FREE
  • Next Day Delivery (1 working days) – $ 12
  • Same Day Delivery - $ 15

If your order is below $60.00:

  • Nominated Date Delivery (Date of your choice) - $ 8
  • Next Day Delivery (1 working days) – $ 12
  • Same Day Delivery - $ 15
Click&Collect (All Robinsons Stores)
  • We strive to get your order ready within 4 hours.
  • Please kindly wait for an email notification to inform you that your order is ready for collection.

>> More info on “Delivery & Collection”


Easy Returns

It’s OK if you change your mind, we offer 30 days, no fuss free returns.

  • Home collection on appointment. Simply book a collection and a driver will come to you.
  • Store return at all Robinsons stores.

>> More info on “Returns & Exchanges”