As regular readers of the Beauty Brains know, we recently blogged about Shea Moisture’s Organic Raw Shea Butter Moisture Retention Shampoo and raised the concern that the label seemed to missing a few key ingredients, including preservatives. We were skeptical that the natural extracts contained in the product would provide sufficient protection against microbial growth. However, [...] Read more: can-you-use-natural-extracts-to-preserve-cosmetics