Kirkland Signature aka Costco's sulfate-free shampoo: Is it worth buying in bulk?
A few months ago, I was happy to discover another sulfate-free shampoo to add into the rotation, along with my old standby, Aveeno Pure Renewal Shampoo: Kirkland Signature Moisture Shampoo.
Skin care reviews for real people, courtesy of me and my dad.
I solemnly swear to research skin care and beauty products, ask my dad (the chemist) for advice, and share those findings with you!
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