No known benefits

Alkaline description

Anything with a pH higher than 7 is alkaline; a pH below 7 is acidic. Water has a pH of 7; skin has an average pH of 5.5. Skin sensitisation can be caused by products with a pH of 8 or higher. Also, research indicates that the bacteria on skin proliferates in alkaline environmental.

Alkaline references

  • eMedicine Journal, January 7, 2002, volume 3, number 1
  • Cutis, December 2001, Supplemental, pages 12-19

Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding constraints, permitted concentration levels and availability vary by country and region.

Ingredient ratings


Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.


Necessary to improve a formula's texture, stability, or penetration.


Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.


There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.


May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.


We couldn't find this in our ingredient dictionary. We log all missing ingredients and make continuous updates.

Not Rated