Synergie Effica C

Original price was: $125.00.Current price is: $115.50.

Free delivery on orders over $110. Please note: The price of this product online may differ from our in-store price.




Essential vitamin C serum with fortifying antioxidant protection

Out of stock


A rapidly absorbing, non-acidic vitamin C serum suitable for all skin types, including sensitive skin. The biocompatible formula provides gentle and targeted penetration for maximum results. Vitamin C and coenzyme Q10 work in tandem to deliver a potent dose of antioxidants, reduce the appearance of fine lines and wrinkles, promote even skin tone, reduce age spots, and protect against UV and environmental damage.

Synergie Skin’s Vitamin C suite includes the following formulations:

  •  Effica C (Ascorbyl tetraisopalmitate, moderate potency, low irritation profile). This is the recommended Vitamin C product for new users and those with sensitive skin.
  • SupremaC+ (Ethyl ascorbic acid, moderate potency, moderate irritation profile). This is a multi-acid serum recommended for more robust skin.
  • Pure-C Crystals (L-ascorbic acid, high potency, low irritation profile).
  • Vit-C Plus Crystals (L-ascorbic acid, high potency, low irritation profile). This product is not available online and is exclusively prescribed by Synergie Practitioners.


  • Non-acidic formula ideal for sensitive skin
  • Boosted antioxidant protection
  • Supports collagen production and reduces fine lines
  • Brightens uneven skin tone
  • Lightweight and fast absorbing


aqua (purified australian rainwater), ascorbyl tetraisopalmitate, glycerin, betaine, methylpropanediol, hydrolysed tomato skin, tocopherol (vitamin e), acrylates/c10-30 alkyl acrylate crosspolymer, caprylyl glycol, helianthus annuus (sunflower) seed oil, ubiquinone, phenylpropanol, sodium phytate, citric acid, sodium benzoate, potassium sorbate, alcohol (grain derived), sodium hydroxid.

As part of our commitment to innovation, Synergie formulations are updated from time to time. Always refer to the ingredient list on the box for the most current version.


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