what is ph 5.5 shampoo?

John Frieda Brilliant Brunette Visibly Brighter Subtle Lightening Shampoo helps brighten up your natural or color-treated brunette hair just by shampooing.

What is the best pH level for shampoo?

The lower numbers are considered more acidic and the higher numbers are alkaline. The amount of hydrogen in a solution determines whether it is more acidic or alkaline. The higher the pH level the harsher the shampoo is on your hair. The best pH level for shampoo is between 5 and 7.

What is the pH level of shampoo?

All shampoo pH values ranged from 3.5 to 9.0. 38.21% of all 123 shampoos presented a pH ≤ 5.5 (IC: 29.9–47%) and 61.78% presented a pH &gt, 5.5.

What does pH shampoo mean?

pH is a measure of how acidic or alkaline a substance is. … That’s why a lot of people now talk about shampoos being ‘pH balanced’. So what is a pH balanced shampoo? When a shampoo is labeled as pH balanced, it means the manufacturer identified a target pH for their product, where it performs best.

What shampoo has low pH level?

Biolage RAW Nourish Shampoo. Herbal Essences Argan Oil of Morocco Shampoo. ATTITUDE Super Leaves Shampoo. NEXXUS Therappe Moisturizing Shampoo.

What pH is considered too high for hair?

The ideal pH for shampoo would be 3.67 – the pH of your hair, but shampoos this acidic are rare. For your scalp, the right pH is around 5.5. In a recent study, scientists considered a high pH shampoo to be anything above 5.5.

What pH should my hair be?

Understanding Hair pH Balance

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The pH of hair is between 4.5 and 5.0, as is the oil on the scalp, known as sebum. This natural hair acidity prevents fungi and bacteria from growing in the hair and scalp, leaving the cuticle closed and healthy.