This slide showing how skin pH varies (recover) post application of soaps. Two different market soaps are tested.

1. 5.20
5.30
5.40
5.50
5.60
5.70
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SkinSurfacepH
Time (min)
Variation of Skin Surface pH Post Application of Market soaps
Skin Surface pH - Product 1 Skin Surface pH - Product 2
Post Soap Application
Initial Skin pH
Tape stripping (collecting skin sample) followed by measuring
skin pH by pH indicator