USA domestic - products are being shipped within USA - therefore those products costs are higher but there is no risk that order be seized.
International- products are being shipped from secure European countries - therefore shipping time is increased , but the International EP products costs are lower.
All domestic and international product lines are the same product lines , the same quality.
Pivotal is manufactured in the USA - therefore offered only to USA based customers.
Euro-Pharmacies line is manufactured by Euro-pharmacies.net company in europe. Also reshipped for the USA domestic market.
"Pivotal is manufactured under USP standards with MCT oil and occasionally substituted out when there is a shortage in the supply chain with manufacturing goods with other hypoallergenic alternative carrier oils that "may" be used in place which is extremely infrequent."
About Euro-Pharmacies oil you may read on their site here: EURO-PHARMACIES
More details you may find also here: EP OIL
Such thing is caused low temperature and looks like on photo below, easy to fix, please red: CRASHED GEAR
It's easy, go to producer's website: EURO-PHARMACIES
find your batch and authentication # on product (only vials, peptides and bags have such on label) and check it
You may also read description here: HOW TO