Episode 394 - Ingredients, hair growth, DIY and more

Send us a text It's a solo episode for Perry today as the Beauty Brains travel schedule made it too difficult to record together. But we'll be back together next show. In the meantime, enjoy these answers to a variety of questions sent in including... 1. Is Ethylhexylglycerin a suitable preservative?2. What are your thoughts about coenzyme Q10?3. Do hair thinning shampoos really help?4. What are the best ingredients for skin and hair?5. What do you make of this research article about paraben ...