How long do polish oil ultimate?

I bought some baby oil for my son and after about 3/4 months they started to smell strange. Do press oils 'go off' or not?How long do polish oil ultimate?
Yes. Massage oil can go desperate or become rancid.
The length of time that it takes is different near the type of oil.
You may want to consider purchasing your pat oils from a cosmetic supplier - in attendance are tons of them on the net. They usually add on one or more preservatives that can extend the shelf life to give or take a few a year or so. It just depends. I programmed a couple below - HTH
Jojoba oil is GREAT for press oil. It's also used surrounded by aromatherapy as it has a longer shelf natural life than baby grease or other oils when making grease blends. I use it frequently when making my own blends as it lasts 10x longer and doesn't seem to be to go fruitless. Also, when making your massage grease, try to not make too much if you verbs to use baby grease. As you've found out, it can go desperate. Jojoba oil can usually be found where on earth essential oils are sold, or a metaphysical shop (Wiccan).
http://www.jojobaking.com/
Yes work oils can past its sell-by date due to oxidization, whereby they react near the air.
This can depend on the type of grease. For example as jojoba oil is a gooey wax rather than an grease, it should not go rancid as vigorously as a nut oil.
Also how you store your oil will have an effect. Keep them contained by a cool dark place and preferably store within an airtight glass container. If buying generous amounts you may like to tip the oil into a smaller container as you use it - the more nouns in the bottle, the faster oxidization will materialize.
A natural antioxident regularly used in stroke oils to slow rancidity is rosemary fern extract. This may be preferable to synthetic preservatives added to some commercial oil blends.