Glutathione Powder Antiaging Glutathione (GSH) is an important antioxidant in plants, animals, fungi and some bacteria and archaea. Glutathione prevents damage to important cellular components caused by reactive oxygen species such as free radicals, peroxides, lipid peroxides and heavy metals. It is a tripeptide having a gamma peptide bond between the carboxyl group of glutamic acid side chain and the amine group of cysteine, and the carboxyl group of cysteine is linked to glycine through a normal peptide bond.L(+)-Arginine The thiol group is a reducing agent and is present in animal cells at a concentration of about 5 mM. Glutathione reduces disulfide bonds formed in the cytoplasm to cysteines by acting as electron donors. In this process, glutathione is converted to its oxidized form, glutathione disulfide (GSSG), also known as L - (-) - glutathione. Once oxidized, glutathione can be reduced by glutathione reductase, using NADPH as the electron donor. The ratio of reduced intracellular glutathione to oxidized glutathione is commonly used as a measure of cellular oxidative stress. Functions and Usages Glutathione exists in both reduced (GSH) and oxidized (GSSG) states. In the reduced state, the sulfhydryl group of cysteine is capable of providing reducing equivalents (H ++ e-) to other molecules, such as reactive oxygen species to neutralize them, or to maintain their reduced form for the protein cysteine. By donating electrons, glutathione itself becomes reactive and easily reacts with another active glutathione to form glutathione disulfide (GSSG). This reaction is most likely due to the relatively high concentration of glutathione in cells (up to 7 mM in the liver). In general, the interaction between GSH and other molecules with higher relative electrophilicity depletes intracellular GSH levels. An exception to this situation relates to the sensitivity of GSH to the relative concentration of electrophilic compounds. At high concentrations, the organic molecule diethyl maleate completely depletes the GSH levels in the cells. However, at low concentrations, cellular GSH levels decreased slightly and then tripled. GSH can be regenerated from GSSG by glutathione reductase (GSR): NADPH decreases the FAD present in GSR to produce transient FADH anions. This anion then rapidly disrupts the disulfide bond (Cys58-Cys63) and causes Cys63 to nucleophilic attack the nearest sulfide unit in the GSSG molecule (promoted by His467), resulting in a mixed disulfide bond (GS-Cys58) and GS- anion . His467 of GSR then protons the GS- anion to form the first GSH. Next, Cys63 nucleophile attacks the sulfide of Cys58, releasing the GS-anion, which in turn extracts solvent protons and releases it from the enzyme, resulting in a second GSH. Thus, for each GSSG and NADPH, two reduced GSH molecules are obtained that can again act as antioxidants to scavenge reactive oxygen species in the cells. In healthy cells and tissues, more than 90% of the total glutathione pool is reduced (GSH) and less than 10% exists as disulfide (GSSG). Increased GSSG to GSH ratio is considered an indicator of oxidative stress.
New Sarms ACP105 Raw Powder Muscle Building ACP-105 Product Name:ACP-105 CAS NO.:899821-23-9 Molecular Formula:C12H19ClN2O Purity:99% Appearance:White Powder Grade:Pharmaceutical Grade Description: ACP-105 can be taken orally and may be an effective SARM ACP-105, a novel non-steroidal SARM. ACP-105 is shown to be as potent and efficacious as testosterone in in vitro assays without interaction at other hormone receptors. In addition, ACP-105 demonstrates potent anabolic effects on muscle and bone with minimal effect on prostrate in preclinical models.Best Sarms Powder ACP-105 is a non-steroidal and selective androgen receptor agonist. ACP-105 is part of a class of molecules referred to as selective androgen receptor modulators (SARMs). SARMs may advance the standard of treatment for a variety of disorders including muscle-wasting conditions and osteoporosis, with fewer side effects as compared to current treatments based on testosterone replacement. ACP-105 has exhibited promising pharmacological properties and a favorable safety profile in preclinical testing.
Nootropics Ropinirole Hydrochloride Pharmaceutical powder for Parkinson′s Disease Product Name: 4-(2-Di-n-propylaminoethyl)-1,3-dichloro-2H-indol-2-one hydrochloride CAS: 91374-20-8 Standard: Enterprise Standard Natural / synthetic: synthetic Level: Pharmaceutical grade Content: 99% Appearance: white crystal Packing: 25KG/ cardboard drum Area: Early idiopathic Parkinson's disease Deferred product: Parkinson's drug Application: Acting on postsynaptic receptors in the striatum, compensating for the deficiency of dopamine, and compensating for increased sympathetic tone. Ropinirole can also be used for adjuvant treatment of patients who have already had switching problems. It can directly act on synaptic receptors, and it can produce continuous stimulation, thus alleviating the movement fluctuation of L-dopa, reducing its movement difficulty and reducing the dosage.Best Nootropics powder Nootropics Ropinirole Hydrochloride Pharmaceutical powder for Parkinson's Disease Description: Ropinirole has some of the same effects as a chemical called dopamine, which occurs naturally in your body. Low levels of dopamine in the brain are associated with Parkinson's disease. Ropinirole is used to treat symptoms of Parkinson's disease (stiffness, tremors, muscle spasms, and poor muscle control). Ropinirole is also used to treat restless legs syndrome (RLS). Only immediate-release ropinirole (Requip) is approved to treat either Parkinson symptoms or RLS. Extended-release ropinirole (Requip XL) is approved only to treat Parkinson symptoms. Parkinson's and RLS are two separate disorders. Having one of these conditions will not cause you to have the other condition.Nootropics Ropinirole Hydrochloride Pharmaceutical powder for Parkinson's Disease Dosage: The recommended starting dose for Parkinson's disease is 0.25 mg three times daily. Based on individual patient therapeutic response and tolerability, if necessary, the dose should then be titrated with weekly increments as described in Table 1. After Week 4, if necessary, the daily dose may be increased by 1.5 mg/day on a weekly basis up to a dose of 9 mg/day, and then by up to 3 mg/day weekly up to a maximum recommended total daily dose of 24 mg/day (8 mg three times daily). Doses greater than 24 mg/day have not been tested in clinical trials.
Smart Nootropics Alpha GPC CAS 28319-77-9 for Memory Improve L-Alpha Glycerylphosphorylcholine (Alpha GPC, choline alfoscerate) 28319-77-9 is a natural choline compound found in the brain and in milk. It is also a parasympathomimetic acetylcholine precursor which may have potential for the treatment of Alzheimer's disease and is used as a nootropic dietary supplement to enhance memory and cognition.nootropics What's the other name of Alpha GPC CAS 28319-77-9 ? Alpha -GPC, Alpha Glycerol Phosphoryl Choline, Alpha-Glyceryl Phosphoryl Choline, Alpha-Glyceryl Phosphatidylcholine, Alpha-glycerylphosphorylcholine, Choline alphoscerate, Glycerophosphorylcholine, GPC, GroPCho, L-A-Glyceryl Phosphorylcholine, L-alpha-glycerylphosphorylcholine How does Alpha GPC CAS 28319-77-9 work?
Nutrition Smart Drugs Nootropics Raw Powder Aniracetam for Boosting Brain What is Aniracetam? Aniracetam is a popular choice among nootropic users for its ability to enhance cognition while reducing anxiety and boosting mood. It's also moderately priced and has little to no reported side effects when taken at recommended dosages. Aniracetam is chemically classed as a racetam (a drug that shares a pyrrolidone nucleus), and like most racetams, it works to a large extent by modulating neurotransmitters. The majority of people that have taken aniracetam report that its anxiolytic and mood enhancing effects are notable. Users report an increase in social confidence and improved verbal fluency. Despite aniracetam being fat soluble, which often indicates a slower breakdown with lasting effects, it only has a half-life of 1-3 hours, meaning it effects are short lived compared to some other nootropics. For this reason, it may be preferable to dose it 2-3 times a day, as necessary. Aniracetam's well-documented positive mood and anti-anxiety properties, combined with powerful cognitive enhancements and a demonstrated lack of side effects, make it one of the most popular nootropics on the market. While some users report an initial feeling of mental fogginess, the effect is usually temporary and within a day or two aniracetam's true nootropic nature starts to have a noticeable effect. In addition to generally elevating mood and lessening anxiety, aniracetam can enhance creativity while improving verbal fluency, comprehension, and memory retention. Users have reported a distinct feeling of calm and relaxation along with increased learning capacity, greater social ease and fluency, and better focus and attention to mental tasks over longer periods. There are also some reports that visuals may seem enhanced by aniracetam, appearing deeper and more vivid. While immediate acute benefits are anecdotally reported, studies involving individuals with senile cognitive disorders demonstrated significant improvements over placebo at 4 and 6 months. Aniracetam is fat soluble and is metabolized in the liver. Though it is fast acting, crossing the blood-brain barrier in as little as 30 minutes, it has a relatively brief half-life of just one to three hours so multiple doses over a period of hours may be needed to maintain effects.
99% Purity Aniracetam Nootropic Powder Aniracetam (Draganon, Sarpul, Ampamet, Memodrin, Referan), also known as N-anisoyl-2-pyrrolidinone, is an ampakine nootropic of the racetam chemical class purported to be considerably more potent than piracetam. It is lipid-soluble and has possible cognition-enhancing effects. It has been tested in animals extensively, Alzheimer's patients, and temporarily impaired healthy subjects. Racetam Aniracetam Benefits As stated above, Aniracetam can have many off-label uses. It is considered a fairly safe and low toxicity substance to improve cognition and memory or reduce anxiety symptoms. Like other racetams, it can have an added benefit of reducing free radicals and oxidative stress in the brain which can lead to degenerative diseases and neurological complications. It should not be used as a main line of defence or treatment for degenerative diseases like Alzheimer's and Dementia but may have merit in reducing some of the symptoms associated. Below, are some of the common observed benefits of Aniracetam. Results may vary. Improved Memory Increased Learning Ability Improved Cognitive Processing Heightened Reflexes Heightened Perception Reduced Anxiety Reduced Depression Aniracetam Dosage Doses between 10 mg/kg bodyweight and 100 mg/kg bodyweight have been used in rats with efficacy in laboratory settings. Limited human evidence finds that oral doses in the 1,000-1,500 mg range (over the course of a day) tend to be effective.Doses as low as 400 mg have been reported to have some efficacy, and it is common to take the above 1,000-1,500 mg aniracetam in two divided doses of 500-750 mg twice daily with meals.Aniracetam powder has a highly bitter taste, so capsules may be a better purchase for those who wish to avoid that.