Probably not necessary, but you should do what feels good for you.
ANAL LUBE
No, I wouldn't say so. The reason is that Water is not a lubricant at all. Thus, You must consider whatever you are going to use Lube for. you should consider the feelings of your partner or vehicle. Would you rather use Lube?
Some lesbians use lube, some don't. It depends on the couple and the situation.
Yes, there is nothing in this lotion that will stop you from being able to use it as a personal lubrication. There are some lotions that should never be used for a lube because of there ingredients.
It can be, and is, frequently. But do not use it as a lube on natural rubber - it will "eat" it.
lube
Yes.
No. Please use only certified lube that is specifically produced as lube for sexual intercourse.
lube
Use some lube.
yes
You should use 80 to 90 wt oil.