It's easy to forget that many of the active ingredients in acne treatments, peels, and other skin-care products are surprisingly fragile. It's only a matter of time until oxygen and heat render them useless.
They turn brown (around two or three months after opening).
You'll get another month if they come in an airtight pump
and are kept in the refrigerator.
Swipe-On Pads (Glycolic Peels, Acne Treatments)
Two months, when they'll start drying out.
If they're packaged individually,
they'll last three months.
Peels and Masks
At that point, their buffering agents can start to evaporate,
making ingredients more potent (and irritating).
Four to six months.
Store them in the refrigerator for maximum potency.
Nine to 11 months,
when their collagen-producing power starts to conk out.
One to two years.
It varies, so check the expiration date on your tube.
A lotion without anti-aging ingredients will last longer,
but you can contaminate it by repeatedly dipping your finger into the jar.
at which point they become a breeding ground for bacteria.
And be sure to check our latest Guest Post @ Red Lips, Black Hair!
See you next time,