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Is Clinical – Cancer Skincare

Gentle, Intelligent Skincare For Cancer Patients With iS Clinical

At Glowing by Leah, we’re proud to partner with iS Clinical, a globally recognised skincare brand that blends botanical purity with clinical performance.

Founded in California by a team of leading doctors and scientists, iS Clinical was created with a clear mission: to develop skincare that delivers real, visible results while staying gentle, safe and nourishing for every skin type.

Their approach is built on four core steps: Cleanse, Treat, Hydrate, Protect, each carefully formulated to restore skin health and enhance natural radiance. Every product is powered by pharmaceutical-grade botanicals, antioxidants and advanced peptides, blended with cutting-edge science to target concerns such as ageing, acne, sensitivity and pigmentation.

What truly sets iS Clinical apart is its balance between clinical efficacy and kindness to the skin. Their formulas are cruelty-free, paraben-free and made with 95–98% botanically derived ingredients. This makes them suitable not just for everyday use, but also for post-procedure and medically compromised skin, including skin affected by cancer treatment.

Supporting Skin Through Cancer Treatment

October is Breast Cancer Awareness Month, and we wanted to shine a light on a part of skincare that often doesn’t get talked about enough.

Cancer treatments can change your skin in unexpected ways, increasing sensitivity, causing dryness, redness, hyperpigmentation, or delaying healing. It can feel overwhelming trying to navigate skincare at a time when your body is already going through so much.

At Glowing by Leah, we believe that you deserve to feel cared for and radiant at every stage. That’s why we use iS Clinical’s Cancer Care Program, a dedicated line of skincare products and protocols for cancer patients developed to nurture, soothe and protect compromised skin.

Skin Challenges During Treatment

Here are some of the most common changes skin can experience through treatment:

  • Increased sensitivity and fragile barrier function
  • Dryness, tightness, and flaking
  • Redness, inflammation or dermatitis
  • Uneven tone and hyperpigmentation
  • Delayed healing, particularly in areas exposed to radiation

For these concerns, skincare needs to be gentle, barrier-supportive and non-irritating, while still delivering comfort and results.

Treatments & Facials at Glowing by Leah

We offer a range of facials and home care solutions that safely incorporate iS Clinical for clients undergoing or recovering from cancer treatment.

Custom Homecare Regimens: When usual skincare suddenly feels too harsh, iS Clinical’s Cancer Care Program offers products formulated to comfort, strengthen and support the skin through these changes.

Gentle, Non-Invasive Facials (e.g. Harmony / Soothing Protocols): Focused on hydration, barrier repair, and calming inflammation. These treatments use soft massage, lymphatic drainage, soothing masks and cooling serums.

Modified Peels & Enzyme Treatments: If exfoliation is appropriate, we select only the mildest formulations and always buffer with calming serums. Deep or aggressive peels are avoided unless approved by your medical team.

Key Products We Recommend

ProductWhy We Love It
Cream CleanserUltra-gentle, non-foaming and barrier-protective, perfect for fragile or post-treatment skin.
Poly-Vitamin SerumA nutrient-rich serum that nourishes, supports recovery, and brightens dull, tired skin.
Hydra-Cool SerumLightweight hydration with botanicals and hyaluronic acid to soothe redness and irritation.
Extreme Protect SPF 30/40Essential daily protection. These SPFs shield sensitive skin from UV damage without irritation.
Sheald Recovery BalmA repairing, comforting balm that calms and supports compromised skin after treatment or procedures.

Gentle Support, Every Step of the Way!

Every skin journey is unique, and that’s especially true during and after cancer treatment. Your skin may change from week to week, which is why we take a gentle, adaptive approach at Glowing by Leah.

Our goal is simple: to keep your skin feeling comfortable, cared for and radiant, no matter where you are on your journey.


Breast cancer awareness facial offer

Make the most of our offer this month

As a gesture of support, this month only, anyone undergoing cancer treatment can experience this specialised Harmony Facial for just £55 (saving of £20 from the regular £75 price). Plus, receive an additional £20 voucher to spend on iS Clinical Cancer Care homecare formulations to continue your skin’s journey to balance and resilience.

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Leah owner at Glowing By Leah
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