I've read enough ingredient lists in the last six years to have opinions. Peptides in a shampoo do nothing they rinse off. PDRN in a serum you spread on hair does nothing it never reaches the scalp. This is the first product where the delivery actually made sense to me before I bought it.The brush parts the hair the way you'd part it for a scalp massage at the salon. The formula lands where my scalp actually is, not on the mid-lengths. Two months in I noticed the small hairs at my temples aren't just baby hairs from breakage anymore some of them are growing in. My dermatologist looked at my scalp last week and asked what I was doing. I told her. She said "keep doing it.
