The Pure Glow Blog

Brushing every day and still yellow? The colour of the tooth itself, surface stain and tartar are three different causes, and each one has a different fix.

A whitening powder scrubs surface stain off. What it can and cannot do, whether it can damage your teeth, what the evidence says about baking soda and charcoal, and how...

Your starting shade is what every whitening claim is measured from. What the VITA A1 to D4 codes mean, how to read your own shade in daylight, and why a...

Sore gums after whitening strips are usually a fit problem, not a formula problem. What causes it, how to stop it, and when to see a dentist.

Purple toothpaste cancels yellow optically. Whitening strips remove the stain itself. What each one actually does, and how to tell which you need.

There is no single honest number, and the figures you see quoted are mostly about whitening carried out by a dentist. Here is what actually decides how long your result...

Whitening works on natural enamel, not on bonding, crowns, veneers or fillings. Here is what that means for your smile before you start whitening.

Start at least four weeks before the wedding, and eight weeks if you can. A week by week countdown, the last minute mistake that ruins the final week, and what...

Teeth whitening is legal in the UK, but the strength you are allowed to buy is tightly capped, and the rules are rarely explained. Here is what the law actually...

Some boxes cost a fiver, some cost sixty pounds. What you are actually paying for, why the cheap ones slide off, and the real cost per day.

Where you can actually buy Pure Glow Teeth Whitening Strips in the UK, what they cost, how quickly they arrive, and an honest answer on Boots and the high street.

Crest Whitestrips are not officially sold in the UK, and peroxide law is the reason. What that means for you, and the peroxide-free strips you can buy here.