CITRATE BUFFER

INCI: Citrate buffer

What is Citrate buffer?

Citrate buffer is a mixture of acid-Citric acid and salt- Sodium citrate. Buffers are mainly used to adjust the pH of any formulation.  It cannot be used in excessive amount because it may cause sensitization.

Use & Benefits

It is used in any formulation to stabilize ingredients. It maintains pH towards acidic side. Sometimes, in order to make a formulation lesser reactive to environmental factors like heat or moisture, buffering agents are used. They can improve shelf life also.

References
https://books.google.co.in/books?id=XZ2QB7bu5LwC&pg=PA528&dq=sodium+citrate+buffer+inci&hl=en&sa=X&ved=0ahUKEwi025CA7ubhAhVDT30KHZ8yC7sQ6AEIKDAA#v=onepage&q=sodium%20citrate%20buffer%20inci&f=false

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