Masteron Causing ED?

thatguy

Member
I was running 450mg Test, 300mg NPP per week. Toward the end of the cycle, I added in Mast P at 300mg per week. By the end of that week, it was having a pretty severe affect on my erections. It took forever to achieve an erection, more times than not they weren't full erections either. And when I did end up getting a "good" erection, I would lose it during sex. I stopped using Mast that week and ended the cycle the following week and went down to 150mg Test only. Now my erections are back to normal with just the low dose Test, and I have been at that for 4 weeks now. I was under the impression that Mast was good for libido...in fact, I had the opposite effect. I did not get "deca dick" from NPP the whole time I was on (10 weeks), but with the addition of Mast, it seems that happened. Has this happened to anyone else?
 
I have one of two guesses. One, the npp side effects just took that long to catch up. I know I don’t get erection issues till the end. I even have an increase in libido in the beginning of my npp/deca cycles then it drops off at the end. Guess number two…. Mast perhaps gave you low e2 symptoms. We’re you taking any AI with your cycle? Maybe the masteron put you over the top with your AI dosages.
 
I have one of two guesses. One, the npp side effects just took that long to catch up. I know I don’t get erection issues till the end. I even have an increase in libido in the beginning of my npp/deca cycles then it drops off at the end. Guess number two…. Mast perhaps gave you low e2 symptoms. We’re you taking any AI with your cycle? Maybe the masteron put you over the top with your AI dosages.
Both very good suggestions !!
 
It was due to low e2 I have it happened in the past with masteron if you aren't a high aromatizer don't need to add masteron. Masteron is "utility" steroid you use it to treat high e2 symptoms , and on final stage to get that "stone dry look"
 
Do any of u guys take AAS for bodybuilding and give your experiences or just about your penis and libido???
For me, I wouldn't take AAS at all if they ever made my dick work any percentage less than it does now....so essentially, the answer is yes to your question. I need my penis to stand at attention at any random times throughout the day or night. It must work well.
 
I don't think mast lowers e2. I've done lots of bloodwork and ran up to 1g of mast p.

In my experience mast first has a positive effect on sex drive and then it crashes. Upping test has always improved libido/erections.

Vigorous Steve has several videos on this. He says your shbg gets too low and that's why it happens.
 
I have one of two guesses. One, the npp side effects just took that long to catch up. I know I don’t get erection issues till the end. I even have an increase in libido in the beginning of my npp/deca cycles then it drops off at the end. Guess number two…. Mast perhaps gave you low e2 symptoms. We’re you taking any AI with your cycle? Maybe the masteron put you over the top with your AI dosages.
I was taking 12.5mg Aromasin EOD. When I was doing Test only at 450mg/week, my E2 was 91 when I got my blood work done. I didn't have any sides at that time. When I started NPP, I started getting some nipple sensitivity and that is when I started the Aromasin.

It's possible that the NPP sides (ie: deca dick) didn't happen until the end of the cycle. But it would be quite the coincidence that it just so happened right when starting the Mast. I believe it may be what you said...the Mast gave low E2 symptoms when compounded with the AI.
 
It was due to low e2 I have it happened in the past with masteron if you aren't a high aromatizer don't need to add masteron. Masteron is "utility" steroid you use it to treat high e2 symptoms , and on final stage to get that "stone dry look"
I don't believe that I am a very high aromatizer. At 450mg/week of Test, my TT was 4594 and E2 was 91 via LC/MS ultra sensitive test. As the previous poster suggested, it was possibly the combo of AI plus Mast (and as you said, low E2 symptoms)
 
I don't think mast lowers e2. I've done lots of bloodwork and ran up to 1g of mast p.

In my experience mast first has a positive effect on sex drive and then it crashes. Upping test has always improved libido/erections.

Vigorous Steve has several videos on this. He says your shbg gets too low and that's why it happens.
For me, it just crashed my libido. I may give it another run in a few months without NPP in the mix. Just Test/Mast and see what happens. Just cruising for a bit now to let everything level out.
 
I don't think mast lowers e2. I've done lots of bloodwork and ran up to 1g of mast p.

In my experience mast first has a positive effect on sex drive and then it crashes. Upping test has always improved libido/erections.

Vigorous Steve has several videos on this. He says your shbg gets too low and that's why it happens.
I think they compare masteron to tamoxifen. It was a serm . I am pretty sure the history of mast was utilizing it along side tamoxifen for breast cancer.


Vs Primo which acts more like an AI
 
Without getting into the rest of this thread:

Here's what Mast Prop does to me. I have to wear mirrored sun glasses when I go out in public because even at almost 50 I am drawn to women's asses especially during the summer with those short shorts.

Mast Prop does increase sex drive when combine with T and no AI. You don't want AI when you're on Mast and won't need it either. I don't use AI anyway as I feel like shit on that stuff. Mast doesn't do shit for building muscle, if anything it actually makes me weaker as I lose fluid in my joints which I need as an older man.

Mast Prop with T in equal amounts, great for erections, busting nuts, and mild depression. For about 8 weeks and then you need to stop for 8-12 weeks and start up again if you want. It usually bumps my blood pressure up about ten points, so I gotta pay attention to that.

Stay away from Mast E, it's weak for whatever reason. Mast Prop hits much harder using it 2 to 3 times a week.
 
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