Welcome to Pherotalk Saving!
I am sorry to hear about this situation. We are here to assist with whatever it is that need. You must remember that pheromones are not magic and will only assist especially if both parties are willing to put in the work.
A man needs to be and feel like a man in order to function. The world have evolved but somethings will always remain the same. Women are doing all the jobs that men use to and vice versa but a man will always be a man and a woman will always be a woman.
From what you keep saying I am pretty sure you know exactly what the problem is , I suggest the following products :
A314 for your sister’s hubby to assist him in feeling confident and giving off that alpha male vibe that your sister will respond to. It is very imp. he is not shy and take charge with this product on.
Instant honesty for both of them , this product assists in a deeper level of communication and allows for that intimacy to get them talking and opening up
Instant shine because it is just an all around feel good pheromone that makes you feel alive and vibrant and draws others to you.
Turn up the heat is for when they have gotten closer and it is time to take it to the next level to show each other just how much they really care.
There are many married couples here that will give you great advice in addition to these products :
My God be with your sister’s marriage to help them to stay together.
Your GC will be issued soon!