1. Dermatological Causes (Skin-related)

• Eczema (Atopic Dermatitis) 
• Psoriasis 
• Urticaria (Chronic Hives) 
• TSW (Topical Steroid Withdrawal)
• Contact Dermatitis 
• Lichen Planus 
• Lichen Simplex Chronicus 
• Prurigo Nodularis 
• Scabies 
• Xerosis (Dry Skin) 
• Bullous Pemphigoid 
• Cutaneous T-cell Lymphoma (Mycosis Fungoides, Sézary Syndrome)
• Ichthyosis 
• Mastocytosis 

2. Neurological Causes (Nerve-related)

These conditions stem from nerve dysfunction or damage.

• Neuropathic Pruritus
• Multiple Sclerosis (MS) – Itchy sensations due to nerve damage.
• Postherpetic Neuralgia (Shingles-related Itch) – Nerve pain and itch after shingles infection.
• Brachioradial Pruritus – Itch along the arms due to spinal nerve compression.
• Notalgia Paresthetica – Chronic itching between the shoulder blades from spinal nerve irritation.
• Meralgia Paresthetica – Burning or itchy sensations in the outer thigh from nerve compression.
• Chronic Idiopathic Pruritus – Persistent itch without a known cause, possibly nerve-related.

3. Systemic Causes (Internal Diseases)

These conditions affect internal organs and systems but manifest as chronic itch.

• Chronic Kidney Disease (Uremic Pruritus) 
• Liver Disease (Cholestatic Pruritus)
• Hematologic Disorders 
• Iron Deficiency Anemia – Can cause unexplained itching.
• Thyroid Disorders (Hyperthyroidism, Hypothyroidism) – Metabolic changes can lead to dry, itchy skin.
• Diabetes (Diabetic Pruritus) – Nerve damage and dry skin can cause itching.
• HIV/AIDS – Chronic itch due to immune dysfunction and skin infections.
• Paraneoplastic Pruritus – Itching caused by underlying cancers (e.g., Hodgkin’s lymphoma).
• Pregnancy-related Itch (Cholestasis of Pregnancy, PUPPP) – Hormonal changes or liver issues leading to severe itching.

4. Psychogenic Causes (Mind-related)

These conditions involve psychological or psychiatric factors.

• Psychogenic Pruritus – Itching due to stress, anxiety, or obsessive-compulsive disorder (OCD).

5. Environmental and Miscellaneous Causes

• Aging Skin (Senile Pruritus) 
• Drug Induced Itch - Certain medications can trigger chronic pruritus.
• Temperature Extremes 
• Poor Hydration or Nutrition – Dehydration and vitamin deficiencies (B12, A, D) can contribute to itching.
• Parasitic Infestations – Bedbugs, lice, and other parasites can cause chronic itching.

The Scratch Star needs to be used with a moisturiser for added safety and glide on skin. If you do not use moisturiser or are doing NMT (no moisture treatment) the Scratch Attack Roller and the Puffer Itch Roller is the perfect product for you, as you do not need to use these devices in combination with a moisturiser

The products are all Class 1 Medical Devices, CE marked and ISO 13485 certified and regulated by the MHRA in the UK and EU. In the USA we are FDA registered.

• UK: £4.20 – delivered in 2 working days
• EU: €15 – delivered in 7–14 working days, taxes & duties shown at checkout
• USA: $8 – delivered in 5–10 working days
• Tracking provided once your order is dispatched
• Pre-orders: Ship outside these timeframes – you’ll be notified by email when dispatched

⚠️ Please double-check your delivery address. We cannot refund or replace parcels that are lost, stolen, or uncollected due to an incorrect address.

• You have 30 days from dispatch to return an item
• Must be unused, unopened, and with the hygiene seal intact
• Email info@cosi-care.com with your order number to get return instructions
• Return shipping costs are your responsibility (use a tracked service)
• Refunds cover the product price only (not shipping)
• Refunds processed within 14 working days once your return is received

We’re working on this! We currently ship to the UK, EU, and USA.

• UK: £4.20 – delivery in 2 working days
• EU: €15 – delivery in 7–14 working days (customs and taxes calculated at checkout)
• USA: $8 – delivery in 5–10 working days
  
  We’re working to expand to more countries soon. Please email info@cosi-care.com to request another location. 

Choosing a product depends on where on the body you are itchy. We recommend our bundles to save and cover the full body. 

The Scratch Star is suitable for: Arms, legs, tops of hands, tops of feet, cheeks, shoulders, chest, back. This product feels like fingernails, and needs to be used with a moisturiser for added glide. 

The Scratch Attack Roller is suitable for: Eyes, eyelids, face, neck, behind elbows, behind knees, can be used over full body. This product offers a gentle, cooling massage, and can be used with or without moisturiser. 

The Puffer Itch Roller  is suitable for: Fingers, knuckles, hands, toes, feet. This product offers a gentle, cooling massage, and can be used with or without moisturiser.

The Bumpy Ball is an accessory to the Puffer Itch Roller (Ball Only), that adds a fingernail-like sensation to your scratching, it rolls, so can be used with or without moisturiser.

The Scalp Scratcher is suitable for: Scalp, Hairline. You can use with or without moisturiser, wet or dry.