Substances toxic to a baby's health can be present in both plastic baby bottles as well as glass baby bottles. Using plastic bottles are a lot less dangerous and more convenient due the fact that they are light and would not shatter if dropped.
But it is essential to buy bottles from manufacturers who use good quality plastic and ensure that it is safe for use by babies.
Also, synthetic milk should not be used as a substitute of breast milk. No matter what the manufacturers claim, synthetic milk cannot provide a baby with a lot of nutrients that are essential and only present in breast milk: a fact that has been extensively researched and verified.
The problem is obvious with glass baby bottles. If you'll drop a glass baby bottle, you'll have all chances to fill the kitchen with glass splinters. Where you put that glass baby bottles are heavy. On the other hand, glass baby bottles do not expose the baby ingestion of chemicals with the milk.
Plastic bottles are light and they do not break. However, the concerns of researchers revealed that the plastic contains a toxin that is eliminated when the material of recipient is heated. Laboratory studies have shown that low levels of the toxin, called bisphenol (BPA), can lead to changes in the brain and reproductive system, which, as scientists say, could lead to an increased risk of prostate, breast cancer, ovarian cysts, endometriosis and precocious puberty.
Many manufacturers of plastic bottles make steps to remove the compound considered dangerous from the plastic that they use.
To get rid of fear of BPA, choose plastic baby bottles made of polycarbonate, which contains either polyethylene or polypropylene.