Boutique Black Diamond Toothpaste
Regular price £12.50
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Advanced Toothpaste for Deep Sensitivity Relief
Boutique Black Diamond Toothpaste is an innovative daily toothpaste designed to relieve tooth sensitivity at its source. Using advanced nanosphere technology, it works deep within the tooth to help block sensitivity and support long-term enamel health.
Key Benefits:
- Helps relieve tooth sensitivity by targeting the source
- Penetrates deep into dentinal tubules to block discomfort
- Supports natural remineralisation of enamel
- Fluoride-free formula for those seeking an alternative approach
- Low abrasion for gentle daily use
- Suitable for use before, during and after whitening treatments
What Causes Tooth Sensitivity?
Tooth sensitivity often occurs when protective enamel wears away, exposing the dentine underneath.
Within dentine are thousands of microscopic channels (called dentine tubules) that lead directly to the nerve of the tooth. When these become exposed, triggers such as cold, heat or sweet foods can cause discomfort.
Many toothpastes work by forming a layer over the surface of the tooth. While this can help, the effect may be temporary and can wear away over time.
What Makes Black Diamond Different?
Black Diamond Toothpaste uses advanced nanosphere technology containing amorphous calcium magnesium phosphate, specifically engineered with an ultra-fine particle size to enable deeper penetration into the tooth.
Dentinal tubules (the microscopic channels that lead to the nerve of the tooth) are typically just 1 to 2 microns wide. Most conventional toothpastes and bioglass sensitivity products use particles that are 5 microns or more, which are too large to enter these tubules and can only act on the surface of the tooth.
Black Diamond's nano spheres are significantly smaller - approximately 0.3 microns (300 nanometers) - allowing them to penetrate deep into the tubules where sensitivity begins.
Once inside, the particles dissolve to release essential minerals including calcium and phosphate. This supports intra-tubular remineralisation, helping to seal the tubules from within and block the pathways that trigger sensitivity.
Because this process occurs beneath the surface, it is less susceptible to daily wear and erosion, providing more targeted and long-lasting relief. This deeper, intra-tubular action is what sets Black Diamond apart from many traditional sensitivity toothpastes.

Clinical Evidence Demonstrating the Effects of Boutique Black Diamond Toothpaste


Laboratory imaging shows how Black Diamond Toothpaste compares to other leading sensitivity products.
Under magnification, Black Diamond demonstrates more complete occlusion of dentinal tubules, helping to block the pathways that lead to sensitivity.
Because the nano spheres penetrate deep into the tubules, mineralisation occurs within the structure of the tooth, rather than just on the surface. This results in a more durable and longer-lasting protective effect.
How To Use:
Brush twice daily as part of your normal oral care routine.
For sensitivity associated with whitening treatments, use morning and night for two weeks prior to treatment and continue throughout the whitening process.
Boutique Black Diamond can be used in place of your regular toothpaste for ongoing use.