What are the pH levels of your products? September 19, 2018 20:38 Updated The pH levels are as follows: WASH – 7.50 SCRUB – 6.27 AM – 5.58 PM – 5.22 EYES – 5.99 SERUM – 4.51 ACNE - 3.71 Related articles Can women use Tiege Hanley, too? Are your products oil free? How soon should I expect to see results from the Acne System? Can I use a spin brush with Tiege Hanley products? How should I use Tiege Hanley if I work a night shift?