The "Sin City" star's billion-dollar business prides itself on "safe and eco-friendly household and baby care products", reported Time Magazine.
But the products have upset consumers, who recently expressed their outrage online over the brand's SPF 30 sunscreen, which touts a "broad spectrum" protection.
The Upset users took to social media to share snaps of their red, burnt skin after using the product, with one claiming they "got fried".
While others have taken to online retailer Amazon with their reviews, with another upset customer writing, "I've tried dozens of different sunscreens and words can't come close to describing how terrible this product compares even to the cheapest stuff you find at discount stores."
"The Honest Company is committed to providing safe and effective products, and we take all consumer feedback very seriously.
"Our Sunscreen Lotion was tested, by an independent 3rd party, against the protocols prescribed by the US Food & Drug Administration's (FDA) monograph for over-the-counter sunscreen products. The results showed that our product is effective and safe for use as an 80 minute water-resistant...," he said.