Xi'an Sonwu Biotech Co., Ltd. is one of the most professional manufacturers and suppliers of phenibut capsules in China. We warmly welcome yuo to wholesale bulk phenibut capsules for sale here from our factory. Quality products and reasonable price are available.
What Is Phenibut Powder
Phenibut capsules are one of the most common oral nootropic supplements on the market and are available in powder form. It is a synthetic drug also known as beta-phenyl-gamma-aminobutyric acid or 4-amino-3-phenylbutyric acid. It is modified from the molecular structure of γ-aminobutyric acid, which is similar to the neurotransmitter GABA but has more vital cerebrovascular permeability. Its pharmacological effects are mainly on GABAB and GABAA receptors. Unlike traditional GABA transmitters, Phenibut can affect the central nervous system after passing through the blood-brain barrier, causing an inhibitory effect similar to GABA but more selective. It can reduce anxiety, eliminate stress, and improve mood, concentration, and other functions. In addition, it also helps to enhance the quality of sleep and reduce pain.
Typical uses of 4-amino-3-phenylbutyric acid are in treating anxiety and social phobia. In medicine, it can also be used to treat restlessness, insomnia, headache, tremors, and other nervous diseases. In addition to treating psychological problems, some people use Phenibut to enhance cognitive function, elevate mood, induce inspiration, and generate a sense of well-being. Because of its introverted nature, many people use it to improve their social lives, such as attending parties or public speaking. It can also enhance physical strength and immune system function, improve focus and mental clarity, and improve sleep. Its functions and applications are becoming increasingly extensive, and more and more suppliers of 4-amino-3-phenylbutyric acid are on the market. If you are interested in Phenibut supplements, don't hesitate to contact Xi'an Sonwu.

Certificate Of Analysis
ANALYSIS | SPECIFICATION | RUSULT | METHOD |
Appearance | White crystalline powder | White crystalline powder | Organoleptic |
Identification | Chemical or IR Method | Positive | USP |
PH | 2.3~2.7 | 2.56 | USP |
Loss on drying | ≤0.5% | 0.18% | USP |
Assay | ≥99.0% | 99.35% | HPLC |
Melting point | 194℃~202℃ | 198.5℃~200.5℃ | USP |
Residue on Ignition | ≤0.1% | 0.05% | USP |
Related substance | ≤0.5% | 0.04% | HPLC |
Heavy metals | ≤10ppm | <10PPM | USP |
Iron | ≤50ppm | <50ppm | USP |
Sulfate | ≤500ppm | <500ppm | USP |
Arsenic | ≤2ppm | <2ppm | USP |
Lead | ≤3ppm | <3ppm | USP |
Mercury | ≤0.1ppm | <0.1ppm | USP |
Cadmium | ≤1ppm | <1ppm | USP |
Conclusion | Conform with specification | ||
The Flow Chart Of 4-Amino-3-Phenyl Butyric Acid

Phenibut For Sale
Xi'an Sonwu Biotech Co. Ltd. has rich experience in the global trade and health industry. Insist on faith-based and quality first is the company's principle. Xi'an Sonwu strictly controls product quality, meaning selection starts from raw materials. Besides, Xi'an Sonwu handles every detail and reduces the cost to the maximum; customers can get a cost-effective product. Based on these, customers have given much good feedback to products. So look for Xi'an Sonwu Biotech Co. Ltd. when buying it.
Xi'an Sonwu ultimately ensures the product's quality and provides samples. Here is the quantity.
Phenibut Form | Sample Amount | The Minimum Of Quantity |
Powder | 100g | 1kg |
Bulk capsules | 200 capsule | 200 capsule |
Bottle capsules | 5 bottles | 5 bottle |
Customers' Good Comment

OEM Service
Xi'an Sonwu not only can supply Phenibut Hcl but also supply Phenibut FAA.
So any customers could customize the capsules they want. And items below can be supplied.
1. Customized capsules shells (size, color, material)
2. Customized bottles(size, color, material, style)
3. Customized packaging(vacuum foil packaging, box, drum)
4. Customized label(paint film, matte film, optical mask)

What Does Phenibut Do To You
1. GABA enhances energy efficiency
4-amino-3-phenylbutyric acid is a derivative of GABA. By activating GABA-A receptors and GABA-B receptors, it enhances its effect on neurotransmitters, thereby increasing the energy efficiency of GABA. This drug's result can be considered similar to the effects of benzodiazepines and alcohol. GABA is the inhibitory neurotransmitter of the central nervous system and plays an essential regulatory role in the central nervous system, including the brain and spinal cord. It binds to specific receptors, thereby reducing the excitability of neurons, resulting in a soothing and hypnotic effect. 4-amino-3-phenylbutyric acid also has similar effects, so it can treat anxiety, induce sleep, and relax the body.

2. Promote the growth of neurons
Neuronal growth is an essential physical recovery process under injury or pathological conditions. 4-amino-3-phenylbutyric acid can increase the sensitivity of GABA-B receptors to neuronal growth factors and promote neuronal growth. In animal experiments, it is beneficial to the growth of neurons, so it can be studied as a drug for treating neuron damage.
3. Enhance memory and learning ability
As a derivative of the neurotransmitter GABA, 4-amino-3-phenylbutyric acid affects cognition and learning in humans and animals. The performance, task performance, and resilience of test subjects in the MWM ("Morris Water Maze") test can be improved in animal experiments. Using it can also enhance human memory, concentration, and learning ability in human experiments.

4. Antidepressant and reduce tension and stress
Phenibut capsules can produce antidepressant effects by activating GABA-A and GABA-B receptors. Some clinical trials have shown that it can reduce anxiety and stress in patients and reduce the severity of symptoms through antidepressant and sedative effects. In addition, it can use in pre-workout, increase physical stamina and tolerance, helping patients better cope with stressful challenges.
5. Improve sleep quality and relieve insomnia
4-amino-3-phenylbutyric acid can have a wide range of effects on the receptor system, improving sleep quality. In human experiments, it can ease insomnia symptoms, shorten the fall asleep time and enhance sleep quality. In addition, it can be used in combination with other drugs to help patients better control their sleep.

What Are The Negative Side Effects Of Phenibut
Addictive: Phenibut is addictive and may cause addiction and withdrawal symptoms if used long-term.
Tolerance: Prolonged use of Phenibut can cause users to develop a tolerance to it. Users need to increase the dosage to get the same effect gradually.
Overuse: Phenibut overdose can cause side effects, including nausea, dizziness, vomiting, visual changes, confusion, etc.
Risks for Specific Populations: Phenibut is unsuitable for pregnant, nursing women, and children.
May Affect Liver and Kidneys: Prolonged use of Phenibut may negatively affect the user's liver and kidneys.
Factory
1. Xi'an Sonwu Biotech Co., Ltd has its factory to produce, manufacture and store the products, so have adequate stock. Xi'an Sonwu has a well-ordered, clean, and tidy production department. Under Xi'an Sonwu, researchers can continuously develop high-quality new products.
2. Xi'an Sonwu has strict requirements on personnel allocation from production and testing to sales. To ensure that each product is escorted, rigorous data support and after-sales service are provided.

Certificate

Packing

Logistics

Besides guaranteeing the product, the other most important thing is customers can receive the goods smoothly. So, Xi'an Sonwu supplies all kinds of couriers according to different needs.

FAQ
First time user
For first-time users, 250 to 500 mg is recommended. Due to the rugged nature of Phenibut, you need to allow yourself to gradually use higher doses for the body to get used to its effects. You may have to wait longer to feel the effects of Phenibut than with other medicines. The initial dose should start at 250 mg, which can be given once within two hours but not to exceed 750 mg daily.
Maintain a course
After initial use, a gradual dose increase is recommended. Increase by 50 mg each time. When you reach your daily dose of 1.5 grams or more, do not increase your dose. It is recommended not to exceed 750 mg in a single dosage.
Long time user
If you have been using Phenibut for some time, it is recommended to avoid increasing your dosage. It is recommended to stay at a dose of no more than 1 gram per day to avoid excessive dependence of the body on the drug.
If you want to know the Phenibut manufacturer, you can contact Xi'an Sonwu. Click the email, and then you will get various dietary supplements, either Pheninut powder or Phenibut capsules.
Email: sales@sonwu.com
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