Understanding "X-Free" nail labels: where science ends and marketing begins
Labels like "5-Free" or "21-Free" list ingredients a product doesn't contain, but a longer list doesn't make a product safer. Nail chemist Doug Schoon calls much of this fear-based marketing, and notes that nothing is free of chemicals. What matters more is a professional product used exactly as the manufacturer directs.
When you shop for nail products or choose a salon, you have probably seen labels like "5-Free," "10-Free" or even "21-Free." They sound reassuring, as if a higher number means a safer product. This is what I took from Douglas Schoon's writing on the subject and from the Milady textbook.
What these labels are
An "X-Free" label lists ingredients that a product leaves out. It doesn't tell you what the product does contain, how it is made, or how it should be used. Schoon describes much of this as fear-based marketing: instead of telling you what a product is, brands compete by saying what it isn't.
The trend began when manufacturers removed a few ingredients from nail polish, such as toluene, dibutyl phthalate (DBP) and formaldehyde resin, and then kept expanding the lists to "10-Free" and "21-Free." Schoon says the ingredients on these lists have different stories. Some, like toluene, were removed by manufacturers voluntarily for other reasons. Others, like parabens, are the subject of claims that he calls unfounded, and some of the "free" lists name ingredients that products of this kind never used in the first place. A longer list can give you a false sense that a product with 21 "frees" is better than one with 5.
"Chemical-free" doesn't exist
Schoon is blunt about this: nothing is free of chemicals, not the air we breathe or the water we drink. Milady's textbook says the same. Nail technicians are told that virtually no product is chemical-free, and that few truly all-natural products exist because of their short shelf life. A client may ask for chemical-free products, and the honest answer is to explain what is actually in the product.
How I choose products
I don't use a "free" count to decide whether a product is good. I look at who makes it and how it is meant to be used:
- Proper curing. A gel needs to be completely polymerized, so I use a lamp that suits the gel and follow the manufacturer's instructions. Under-cured gel is a problem whatever the label says.
- Quality formulations. I use professional systems from established manufacturers, designed to keep exposure to uncured product low during application.
- Dust and vapor control. I keep the studio ventilated and control dust and surfaces.
If you are sensitive to a particular ingredient or have had a reaction before, tell me. I'm happy to talk about what is in a product and choose something that suits you.
Is a 10-Free polish safer than a 5-Free polish?
Not necessarily. The extra "free" items are often ingredients that were not used in nail products to begin with, so a higher number is mostly a marketing claim.
Are there nail products that are chemical-free?
No. Everything is made of chemicals, including air and water. Schoon and the Milady textbook both say that virtually no product is chemical-free.
What should I look at instead of an X-Free label?
Who makes the product, whether it is a professional system, and whether it is used and cured exactly as the manufacturer directs. If you have an allergy or sensitivity, tell your technician.
By Volha Zhybuliova
Sources: Doug Schoon, There are SO many marketing stories on this whole 'FREE' issue. What are the facts? (Nail Knowledge); Milady Standard Nail Technology, 7th ed. (Cengage Learning), Ch. 13, Manicuring