Skip to the content
  •  Free Shipping on Orders $450+
  •  Proudly Canadian Made
  •  Get 10% Off Your First Order with Code FIRST10
  • About Us
  • FAQs
  • Become a Rep
  • Earn Points
  • Refer a Friend + Save
  • Blog
  • My Account
logo mainlogo darklogo light
  • Stacks
    • Steroid Stacks
    • Peptide Stacks
  • Injectables
    • Zionova Pharmaceuticals
    • Fusion Steroids
  • Tablets
    • Zionova Pharmaceuticals
    • Fusion Steroids
  • Sexual Health
  • Fat Burners
  • SARMs
  • Peptides
  • Biohackers
  • Neuro Support
  • AE + PCT
  • HGH + HCG
  • Hair + Acne
  • Accessories
0

No products in the cart.

logo main
  • Stacks
    • Steroid Stacks
    • Peptide Stacks
  • Injectables
    • Zionova Pharmaceuticals
    • Fusion Steroids
  • Tablets
    • Zionova Pharmaceuticals
    • Fusion Steroids
  • Sexual Health
  • Fat Burners
  • SARMs
  • Peptides
  • Biohackers
  • Neuro Support
  • AE + PCT
  • HGH + HCG
  • Hair + Acne
  • Accessories
0

No products in the cart.

logo main
0

No products in the cart.

  • Stacks
    • Steroid Stacks
    • Peptide Stacks
  • Injectables
    • Fusion Injectables
    • Zionova Injectables
  • Tablets
    • Fusion Tablets
    • Zionova Tablets
  • Sexual Health
  • Fat Burners
  • SARMs
  • Peptides
  • Biohackers
  • Cognitive & Neuro Support
  • AE + PCT
  • HGH + HCG
  • Hair + Acne
  • Accessories
  • My Account

Shop

HomeShopSARMsS4
S4 Andarine by Zionova Pharmaceuticals Inc., 20mg
S4 Andarine by Zionova Pharmaceuticals Inc., 20mg

S4

$85.00

S4, widely known as Andarine, is a highly effective Selective Androgen Receptor Modulator (SARM) recognized for its powerful ability to preserve muscle tissue and support steady muscle growth. Trusted for its cutting and recomposition benefits, Andarine is particularly valued for helping users burn fat while maintaining or even increasing lean muscle mass during calorie deficits. By selectively binding to androgen receptors, S4 enhances strength, muscle hardness, and overall definition—without water retention or the bloating often tied to traditional anabolic compounds. Its clean, dry results make it a popular choice for individuals aiming to achieve a sharper, more chiseled physique. Although relatively newer to the mainstream performance market, Andarine continues to grow in popularity due to its reliability, strong fat-loss synergy, and consistent muscle-preserving effects. This makes S4 an appealing option for athletes and physique-focused users looking to maximize strength, leanness, and visual muscle quality.
S4 (Andarine) – Wikipedia
Generic Name:

Andarine 20mg

Compound Information:

Molecular Weight: 335.38 g/mol
Formula: C15H17N3O4S
Anabolic Rating: N/A
Androgenic Rating: N/A

In stock

SKU: FLEX-(ZIO)-TAB-046 Categories:SARMs, Tablets, Zionova Pharmaceuticals, Zionova Tablets
  • Product Information
  • Dosage Guidelines
  • Stacking
  • Usage
  • Reviews (0)

Product Description

S4 Fat Burning

S4 helps to promote fat loss by enhancing fat oxidation, especially in stubborn areas like the abdomen and thighs. By increasing metabolism and thermogenesis, it enables the body to burn more calories, resulting in a reduction in body fat percentage while preserving lean muscle mass.

Elevated Muscle Growth

This particular SARM stands out in the domain of bodybuilding owing to its sophisticated muscle-building attributes. By binding to androgen receptors within muscle tissues, it activates anabolic processes while concurrently suppressing catabolic activities. S4 is widely embraced in the realm of bodybuilding for its capacity to optimize the efficiency of other steroids. It functions by augmenting the uptake and bioavailability of various bodybuilding agents, thereby amplifying their overall effectiveness.

Increased Power and Stamina

S4, or Andarine, offers remarkable benefits for both endurance and muscle growth. It enhances stamina by boosting blood oxygen levels and improving mitochondrial function, enabling longer, more intense workouts without fatigue. Moreover, Andarine stimulates testosterone production, creating an ideal environment for building strength and lean muscle. Its unique ability to enhance protein synthesis and reduce fat accumulation further contributes to its effectiveness in sculpting a lean, powerful physique.

Advanced Muscle Recovery

In the realm of bodybuilding, Andarine is recognized for its role in promoting muscle recovery. This is achieved through heightened protein synthesis and reduced catabolism. Its anabolic effects also make it beneficial in safeguarding against muscle wasting during periods of dieting, preserving muscle mass even when caloric intake is reduced.
Side Effects + Considerations

Dosage (Male)

20-60mg per day (in 2-3 doses)

Dosage (Female)

10-30mg per day (in 2-3 doses)

Dosage Frequency

Daily (for 4-8 weeks)

Dosage Type

Oral Tablet

Active Half-Life

6-8 hours

Chemical Name

(2S)-3-(4-acetamido-phenoxy)-2-hydroxy-2-methyl-N-(4-nitro-3-trifluoromethyl-phenyl)-propionamide

Stack With…

LGD-4033, GW-501515, MK-677

Post-Cycle Therapy

Clomid, Nolvadex, or HCG, 1-3 days after last tablet if prolonged cycle with high dose

Side Effects + Considerations

Andarine, also known as S4, offers the potential to enhance bone density, diminish body fat, and boost lean muscle mass. Furthermore, it has demonstrated the ability to elevate strength and endurance levels, making it an appealing choice for athletes and bodybuilders. On the flip side, the use of Andarine comes with potential side effects, including decreased libido, hair loss, nausea, diminished vision, and alterations in cholesterol levels. Before incorporating any supplements or medications, it is imperative to seek guidance from a medical professional to ensure both safety and efficacy. Moreover, individuals taking Andarine should be mindful of possible drug interactions that could lead to adverse effects when combined with other medications. Finally, while certain studies have hinted at therapeutic properties associated with this product, it remains relatively new. Therefore, additional research is necessary before definitive conclusions can be drawn regarding its overall safety and effectiveness.

Dosage for Adult Males:

20-60mg per day (in 2-3 doses)

Dosage for Adult Females:

10-30mg per day (in 2-3 doses)

Dosage Frequency:

Daily (for 4-8 weeks)

Dosage Type:

Oral Tablet

Dosage (Male)

20-60mg per day (in 2-3 doses)

Dosage (Female)

10-30mg per day (in 2-3 doses)

Dosage Frequency

Daily (for 4-8 weeks)

Dosage Type

Oral Tablet

Our Guide to
Intramuscular Injection

Safe Disposale Tips

Gather Your
Equipment

If you’re new to the process of injection, ensure you have all the essential supplies at your disposal before commencing. This includes the injectable substance, a sterile disposable syringe and needle, alcohol wipes, a secure container for proper needle disposal, cotton balls or gauze pads for cleansing, and optionally, a mirror for self-injection, if required. Having these items readily available ensures a seamless and uninterrupted injection process. It is vital to prioritize safety and efficiency to position your body optimally for health and longevity.

Compound
Extraction

Once all the necessary materials are assembled, proceed to extract the substance from the vial. Keep the vial upright, slowly pull back the plunger to draw the prescribed dosage into the syringe. Be careful to extract the exact amount prescribed, adhering to the instructions provided by your healthcare professional. After filling the syringe, gently tap it to dislodge any air bubbles. If any air bubbles are present, push the plunger up slightly to eliminate them, ensuring that only the specified amount of the substance is in the syringe. Familiarize yourself with the proper injection depth before advancing to the next step.

Preparation Before
Injection

Before administering your injection, choose a well-lit and clean area. Prior to starting, wash your hands thoroughly with soap and water to maintain hygiene. Once your workspace is prepared, ready the injection site, which could be the buttocks (gluteal muscles), thighs, or upper arm (deltoid muscle). Seek guidance from your healthcare provider on the appropriate site. Regardless of the chosen site, use an alcohol wipe to cleanse it, removing any dirt, oils, or contaminants. Allow the area to air dry completely after the cleaning process.

Compound
Administration

With the syringe prepared, it’s time to administer the injection. Hold the prepared syringe and carefully insert the needle into the designated injection site. Once the needle is inserted at the correct depth, pull back slightly on the plunger to confirm that you haven’t hit a blood vessel. If blood appears in the syringe, retract the needle and attempt again with a new needle tip. Assuming there is no blood, steadily and slowly push the plunger to inject the substance. Take your time to ensure a controlled and comfortable administration of the injection. After the full dosage is administered, withdraw the needle from the injection site.

Safe Disposale of Needle Tips and Syringes

Ensuring the proper disposal of utilized syringes and needles is crucial for the safety of yourself and those around you. Once used, promptly deposit the syringe and needle into a designated sharps container. Avoid recapping the needle to prevent unintentional needle pricks. Familiarize yourself with the regulations in your local area concerning the appropriate disposal of medical waste. Numerous regions have specific guidelines for discarding sharps containers, and adhering to them is vital to safeguard both your community and the environment.

Incorporate S4 Into a Stack

When considering the incorporation of steroids alongside Andarine, it’s crucial to ensure their compatibility and safety. An exceptionally potent SARM combination involves pairing Andarine (S4) with GW-501516 (Cardarine); this blend is highly effective in torching fat without inducing muscle wastage. Another compelling stack featuring three alternative options includes Cardarine, Ostarine, and Ligandrol. Cardarine boosts endurance and enhances the overall efficacy of other SARMs in the stack.

Ostarine yields significant anabolic effects, contributing to increased muscle mass when combined with Andarine, and studies suggest it may guard against unwanted body fat accumulation. Lastly, Ligandrol is recognized as one of the most powerful SARMs available, celebrated for its maximal strength gains and bulking capabilities. Combining any of these three SARMs with Andarine could provide athletes with enhanced performance opportunities and various health advantages.

    No posts were found for provided query parameters.

Usage Guidelines

Side Effects + Considerations

01

02

03

04

05

06

When to Take it

Recommended Use:
S4 (Andarine) is a selective androgen receptor modulator used to enhance muscle hardness, strength, and fat loss while preserving lean tissue during caloric deficits. It is favored in cutting and recomposition protocols.

Administration:
Administer orally 2 to 3 times daily due to its shorter active duration.
Typical research use ranges from 25–50 mg per day divided into multiple doses.
Avoid bedtime use if prone to vision-related effects.

Duration of Use:
Research cycles typically last 6 to 8 weeks.
Shorter cycles help maintain tolerability and minimize visual side effects.

Seek Guidance From a Medical Professional

Before contemplating the usage of anabolic steroids, it’s essential to seek advice from a qualified healthcare professional. They can evaluate your general health, discuss possible risks and advantages, and offer personalized guidance based on your specific needs.

Get High-Quality Items From Trusted Sources

Make sure to procure anabolic steroids from trustworthy sources to reduce the likelihood of receiving counterfeit or tainted products. Only buy from reliable suppliers who adhere to quality control standards and have a favorable reputation within the community.

Start Slow and Progress Gradually

If you opt to incorporate anabolic steroids, it is recommended to initiate the regimen with the smallest effective dosage. Incrementally raise the dosage if required, while closely monitoring your body’s reactions and any potential adverse effects.

Prioritize Proper Post-Cycle Therapy

Following the conclusion of a steroid cycle, it’s crucial to engage in a thorough post-cycle therapy routine. This aids in restoring natural hormone production, minimizing side effects, and preserving overall health and well-being.

When to Take it

Side Effects + Considerations

Anabolic steroids present substantial health risks that necessitate careful consideration. Consult healthcare professionals before use to comprehend potential adverse effects, including cardiovascular issues, hormonal imbalances, and psychological impacts. Strictly adhere to prescribed dosages and durations while prioritizing regular health monitoring. Adolescents should refrain from using these substances due to potential growth interference. Opt for alternative fitness methods to prioritize overall health and well-being, and always use under professional supervision.

The use of anabolic steroids demands thoughtful consideration due to serious health risks. Seek guidance from healthcare professionals before embarking on their use to fully understand potential adverse effects. Strictly adhere to prescribed dosages and durations, prioritize regular health monitoring, and avoid use by adolescents to prevent potential interference with growth. Explore alternative fitness methods that prioritize overall health and well-being, and use anabolic steroids only under the supervision of qualified professionals.

(0 Reviews)

You may also like…

  • Clenbuterol
    Fat BurnersTabletsZionova PharmaceuticalsZionova Tablets

    Clenbuterol

    Clenbuterol Hydrochloride 50mcg

    $90.00
    Add to cart
  • Albuterol Salbutamol by Zionova Pharmaceuticals Inc., 10mg
    Fat BurnersTabletsZionova PharmaceuticalsZionova Tablets

    Albuterol

    Salbutamol 10mg

    $85.00
    Add to cart
  • Zio Shredz Albuterol + Yohimbe by Zionova Pharmaceuticals Inc., 20mg
    Fat BurnersTabletsZionova PharmaceuticalsZionova Tablets

    Zio Shredz

    Albuterol + Yohimbe 20mg

    $90.00
    Add to cart
  • GW-501516 Cadarine by Zionova Pharmaceuticals Inc., 10mg
    Fat BurnersSARMsTabletsZionova PharmaceuticalsZionova Tablets

    GW-501516

    Cardarine 10mg

    $85.00
    Add to cart

Related products

  • Winstrol
    Fat BurnersFusion PharmaFusion TabletsTablets

    Winstrol

    Stanozolol 25mg

    $95.00
    Add to cart
  • Anadrol by Fusion Pharma, 50mg
    Fusion PharmaFusion TabletsTablets

    Anadrol

    Oxymetholone 50mg

    $90.00
    Add to cart
  • Dianabol by Fusion Pharma, 25mg
    Fusion PharmaFusion TabletsTablets

    D-Bol

    Metandienone 25mg

    $95.00
    Add to cart
  • Viagra Sildenafil by Zionova Pharmaceuticals Inc., 50mg
    AE + PCTSexual HealthTabletsZionova PharmaceuticalsZionova Tablets

    Viagra

    Sildenafil 50mg

    $90.00
    Add to cart

Stay Up to Date
with Sales + Promos

    Shop Flex Pharma

    Stacks

    Injectables

    Tablets

    Sexual Health

    Fat Burners

    SARMs

    Peptides

    AE + PCT

    HGH + HCG

    Accessories

    Shop By Brand

    Fusion Pharma

    Zionova Pharmaceuticals

    Useful Links

    About Us

    Become a Rep

    Earn Flex Points

    Refer a Friend + Save

    Blog

    My Account

    My Orders

    Contact Us

    • Copyright © Flex Pharma
    • All Rights Reserved
    • Terms of Use
    • Privacy Policy

    What are you looking for?

    Choose Flex Pharma for premium mail-order anabolic steroids. We partner with top-tier Canadian manufacturers to guarantee the utmost quality across injectables, tablets, SARMS, peptides, fat-burning steroids, HGH, anti-estrogen, and more.

    Proudly Canadian Made

    Refer a Friend and Save 15%

    Get 15% Off Your First Order

    Shop Now
    ×
    1
    Product selection
    2
    Contact information
    3
    Review information
    Join Waitlist We will inform you when the product is back in stock. Please leave your email address below.
    flex_img-logo_main-white-red_1-600x139

    Age Verification

    You must be 18 years old to enter

    SURE, LET ME IN
    NOPE, GET ME OUT
    Pop up Age