Chemical Free Sunblock is Best

April 3, 2009 by admin 

As humans, we are naturally meant to be in the sun. That been said, most of us have skin so it is better to protect our skin with sunscreen but also to be cautious not to allow too much exposure. It’s also ideal to choose a “physical” or “chemical-free” sunscreen made with zinc oxide or titanium dioxide – look for one of those ingredients on the label.  You can try to find one that uses natural or organic ingredients too.Unlike chemical sunscreens, which may cause irritation or allergic reactions because the skin absorbs the active ingredients, zinc oxide and titanium dioxide sit on top of the skin, forming a barrier against the sun’s rays. There’s no evidence chemical sunscreens are dangerous or toxic, but we just don’t know enough yet about how young children react to the ingredients. Also, sunscreens with zinc oxide or titanium dioxide start protecting as soon as you put them on, whereas chemical products need to be slathered on 30 minutes in advance so the skin has time to absorb them. Also make sure any sunscreen you use is labeled “PABA-free.” PABA was once widely used in sunscreens but now has been linked with skin irritation. Parabens have recently been exposed as a poor choice of synthetic ingredients as well. 

You may have heard you should look for a “broad-spectrum” product that protects against both UVA and UVB rays. Any sunscreen that contains the physical blocker zinc oxide or titanium dioxide will do this.

The sun protection factor (SPF) should be at least 15, but you generally don’t need to go above 30: Higher than that and you’re getting smaller and smaller amounts of added protection – which, in a chemical sunscreen, means a higher dose of unwanted chemicals. It’s fine to use a “children’s” sunscreen, but don’t go out of your way to buy one of these, since they’re usually no different from the adult versions.

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