Effica C

Essential vitamin C serum with fortifying antioxidant protection

30 mL

The perfect vitamin C product for first-time users with any skin type, even sensitive skin.

Apply one pump in the morning over face and neck. Always follow with solar protection.

Optional: Advance to Pure-C Crystals after 3-6 months, alternating between Effica C and Pure-C Crystals over a 4 week period to gradually build tolerance to the acidity and strength of pure L-ascorbic acid.

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





Redness and Rosacea


Aqua (Purified Australian Rain Water), Ascorbyl Tetraisopalmitate, Glycerin, Betaine, Methylpropanediol, Hydrolyzed 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 Hydroxide.

All skin types and conditions

*Due to the exclusive nature and strict distribution guidelines of Synergie Skin, we are unable to offer these products for direct online purchase. Please complete the form below with your contact information and the Synergie Skin products you are interested in. Once we receive your request, our team will contact you to complete the purchase.