Thank you for your inquiry.
As you may have asked, the beta-glucan of the Green Tea Toner is an ingredient derived from yeast and helps moisturize and nourish.
Also, for Sun Care products that you inquired about,
Sensitive Balancing Sun Protection is PH 6.7
Mild suncream is PH 6.5
Aloe soothing gel is PH5.5
Thank you for your inquiry.