SKILLMAN, N.J. — The only hint that something is different inside millions of bottles of Johnson’s Baby Shampoo arriving on store shelves are two words: “Improved Formula.”
The shampoo has the same amber hue, the same sudsy lather and — perhaps most important — the same familiar smell that, for generations of Americans, still conjures memories of childhood bath time.
What’s different about the shampoo, and 100 other baby products sold by Johnson & Johnson, isn’t so much about what’s been added; it’s what’s missing. The products no longer contain two potentially harmful chemicals, formaldehyde and 1,4-dioxane, that have come under increasing scrutiny by consumers and environmental groups.
Revising a Formula for Baby Shampoo
Even before their removal, customers would not have found formaldehyde or 1,4-dioxane listed on bottles because they aren’t technically ingredients.
Formaldehyde, which has been identified by government scientists as a carcinogen, is released over time by preservatives, like quaternium-15. And 1,4-dioxane, which has been linked to cancer in animal studies, is created during a process used to make other ingredients mild — important for a company that has sold billions of bottles of baby shampoo on its “No More Tears” claim.
Johnson & Johnson has removed the preservatives that release formaldehyde, and said it has reduced the levels of 1,4-dioxane to very limited trace amounts, from one to four parts per million.
Johnson & Johnson executives are quick to note that formaldehyde occurs naturally in many products — a person’s exposure to formaldehyde in an apple, they claim, is greater than it is in 15 bottles of baby shampoo. And 1,4-dioxane is found in their products at levels low enough to be safe.
But as the scientists set to work, they discovered that replacing the problem ingredients often led to a chain reaction of unintended consequences. One new preservative led to a snow-globe effect, with particles settling at the bottom of the bottle. But the fix for that turned the shampoo from a golden honey color to a dull brown. Another change turned the consistency to water.
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