Manufacturer: Dragon Pharma, Europe
Substance: Nandrolone Decanoate
Pack: 500 mg/ml, 10 ml
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Deca 500 by Dragon Pharma contains active substance called Nandrolone Decanoate. Nandrolone is one of the most popular injectable steroids created. Most of us have read about it or know someone who used it. I remember how quick my gym mates were growing on Deca and Test! Deca was used in medical circles & therapeutic fields. Nandrolone caries an anabolic rating which is higher than testosterone! Nandrolone Decanoate has the ability to enhance protein synthesis, inhibit glucocorticoid hormones, and promote enhanced IGF-1 output. Also Deca has the ability to increase nitrogen retention in the muscles. Deca 500 (Nandrolone Decanoate) is used mostly in bulking steroids cycles.
Nandrolone Decanoate, often referred to simply as Deca, is one of the most well-known anabolic steroids used in both medical and athletic settings. Popular among bodybuilders and athletes for its muscle-building and recovery-enhancing qualities, Deca has a rich history and unique characteristics that set it apart from other steroids. In this article, we'll explore the basics of Nandrolone Decanoate Deca, clarify common misconceptions, and answer some frequently asked questions to provide a clear understanding of this compound.
Nandrolone Decanoate is an anabolic-androgenic steroid (AAS) derived from testosterone but modified to enhance anabolic effects while minimizing androgenic activity. The "Decanoate" part refers to the ester attached to the nandrolone molecule, which influences how long the drug stays active in the body. This ester allows for slower release and longer half-life, making Deca suitable for less frequent injections. Medically, it's used to treat conditions such as anemia, osteoporosis, and muscle wasting diseases, while in sports, it's prized for promoting muscle growth, increasing red blood cell production, and improving joint health.
Deca primarily works by increasing protein synthesis and nitrogen retention in muscles, which helps enhance muscle growth and repair. Additionally, it boosts collagen synthesis, contributing to stronger connective tissues and reduced joint pain—one reason why some athletes report improved joint comfort while on Deca. Unlike some other steroids, it tends to cause less water retention and fewer estrogenic side effects. However, because it converts to a weaker androgen called dihydronandrolone instead of dihydrotestosterone, its androgenic effects are comparatively mild, reducing risks like hair loss and acne for many users.
In medical practice, Nandrolone Decanoate is prescribed for patients who need to regain weight after illness or surgery, combat anemia, or improve bone density. Among athletes and bodybuilders, Deca is often used during bulking cycles to increase lean muscle mass and endurance. Its ability to aid recovery also makes it popular during cutting phases to preserve muscle while losing fat. However, it's essential to note that the use of Deca outside of prescribed medical treatment is illegal in many countries and banned in professional sports organizations.
While Nandrolone Decanoate has beneficial properties, it does carry potential side effects. These can include suppression of natural testosterone production, meaning users might experience hormonal imbalances if not managed properly. Other possible concerns include changes in libido, mood swings, and cardiovascular strain due to altered cholesterol levels. Because it can aromatize (convert to estrogen), some users might experience gynecomastia or water retention, although this is less common than with testosterone. Proper dosing, cycle length, and post-cycle therapy (PCT) are critical to minimizing adverse effects.
There are many ways one can use Deca however we will show here one of the popular options:
WEEKS
1-8 Deca - 250mg/week;
1-10 Testosterone Enanthate - 300mg/week;
PCT with Clomid will start 2 weeks after last injection.
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Day 1 – Clomid 100mg
Day 2 - Clomid 100mg
Following 20 days – Clomid 50mg
*If needed you can take it for 5-7 days more at 25mg/day dosage.
TABS are taken with food.
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"Product quality is excellent, I ran Deca 300 at 600mg for 14 weeks, alongside my testosterone dosed at 500mg, and Equipoise at 800. I feel this stack has nice synergy to it. The Deca filled me up pretty quick, with added water weight and volume. Looked bigger in a t-shirt as I was pretty much bulking during the entirety of this cycle, granted some weight was from fat and water but I also packed on some solid muscle. I gained about 15 pounds, and my strength improved as well. I was having prior problem with my left wrist before this cycle, and the deca seemed to have lubed it up nicely and haven't felt the discomfort since. Overall I added some nice mass, and am now going to use that mass gained to use as a base for my recomp I am about to start."
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Like any other steroid Deca 500 from Dragon Pharma may give some users side-effects. Some are related to dosage and predisposition like increase hair loss. See the list below:

If you are interested in more details about Nandrolone Decanoate here they are:
(Nandrolone Base + Decanoate Ester)
[19-nor-androst-4-en-3-one-17beta-ol]
Molecular Weight(base):274.4022
Molecular Weight (ester):172.2668
Formula (base): C18 H26 O2
Formula (ester):C10 H20 O2
Melting Point (base): 122-124C
Melting Point (ester):31 - 32 C
Manufacturer: Organon
Release Date (in USA): 1962
Effective Dose (Men): 200-600mgs/week (2mg/lb of Bodyweight)
Effective Dose (Women): 50-100mgs/week
Active life: 15 days
Detection Time: Up to 18 months
Anabolic/Androgenic ratio: 125:37
In conclusion, Nandrolone Decanoate Deca remains a prominent steroid due to its effective muscle-building properties and joint-supporting benefits. However, like all anabolic steroids, it must be used responsibly under medical guidance or professional supervision to ensure safety and effectiveness. Understanding its mechanisms, uses, and potential risks can help individuals make informed decisions about incorporating Deca into their fitness or treatment regimens.
While Deca is often considered mild compared to other steroids, it still requires careful understanding and management. Beginners should consult healthcare professionals before use and consider the risks, including hormone suppression and potential side effects.
Due to the Decanoate ester, the compound has a half-life of approximately 6 to 12 days, meaning it remains active in the system for several weeks, allowing for less frequent injections. Despite its half-life, nandrolone can be detected in the body for much longer even up to 18 months.
Yes, Deca is commonly stacked with testosterone and other anabolic steroids like testosterone enanthate or cypionate to enhance overall results. Combining compounds requires careful planning to balance benefits and reduce side effects.
Yes, Nandrolone Decanoate can cause water retention as a side effect, which may lead to swelling and increased fluid in the body. This is a common issue associated with some long acting esters anabolic steroids.
Post-cycle therapy (PCT) is essential to restore natural testosterone production and maintain gains. Common PCT protocols involve medications like Clomid and/or Nolvadex and monitoring hormone levels closely.
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July 21, 2025
Great products but prepare orders ahead of time to account for shipping