Obagi Professional-C 15%: Brightening Kit
VersusSkinCeuticals Double Defence

Obagi Professional-C 15%: Brightening Kit
Best For
All skin types, especially those looking to brighten and reduce signs of ageing.
Best For
Normal, Combination, Discolouration-prone skin types.
Ingredient Profiles
Obagi Professional-C 15%: Brightening Kit
The Obagi Professional-C 15% Brightening Kit features a potent serum formulated with L-Ascorbic Acid, the purest form of Vitamin C. This antioxidant helps to neutralize free radicals, minimize the appearance of fine lines and wrinkles, and brighten your skin tone. The kit includes a full-size bottle for your daily skincare routine and a convenient travel-size companion, ensuring you never miss your Vitamin C step, whether at home or on the go.
Evidence-Based Efficacy
Research has shown that L-Ascorbic Acid is effective in improving skin tone and reducing signs of aging. For more information, refer to the studies available on Europe PMC.
SkinCeuticals Double Defence
SkinCeuticals Double Defence
The SkinCeuticals Double Defence set combines the powerful Phloretin CF serum with the Advanced Brightening UV Defense SPF 50 sunscreen. This duo is designed to target discolouration, improve skin tone, and provide robust protection against environmental damage.
Phloretin CF is a patented triple antioxidant serum that features a synergistic blend of 2% phloretin, 10% pure vitamin C (L-Ascorbic Acid), and 0.5% ferulic acid. Together, these ingredients help to reduce the appearance of fine lines and uneven skin tone while protecting against free radicals and UV damage.
Advanced Brightening UV Defense SPF 50 is a lightweight sunscreen that not only shields the skin from harmful UV rays but also contains 1% tranexamic acid and 2% niacinamide to enhance skin clarity and brightness. This dual-action formula is clinically proven to improve skin tone and reduce discolouration.
Evidence-Based Efficacy
The efficacy of Phloretin CF and its components has been supported by clinical studies, including findings available on Europe PMC.
Safety & Application
Directions
Apply a small amount to clean, [dry skin](/concerns/dry-skin) in the morning and evening.
Safety Notice
For external use only. Avoid contact with eyes. Keep out of reach of children.
Directions
In the morning, after cleansing, apply 4-5 drops of [Phloretin](/ingredients/phloretin) CF to face, neck, and chest. Apply Advanced Brightening UV Defense SPF 50 just before sun exposure. Re-apply frequently and generously to maintain protection, especially after swimming, perspiring, or towelling. Avoid sun exposure at peak times and take care to avoid the eye area.
Safety Notice
In case of contact with eyes, rinse immediately and thoroughly.



