Side Effects: Conditions
Kidney Stress in Athletes: Causes and the Link to Performance Drugs
Kidneys rarely get attention in the gym until a routine blood test shows an unexpected creatinine value. Hard training, high-protein diets,…
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Sports Nutrition: New Ingredients
Vitamin C Supplement Forms: Which One Should You Choose?
Walk down any pharmacy aisle in the US and you will find vitamin C as chewables, gummies, effervescent tablets, "buffered" capsules,…
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Comparisons
Whey Isolate vs Hydrolysate: How They Work and Side Effects Compared
Whey isolate and whey hydrolysate sit at the premium end of the protein shelf. Both are marketed as faster, purer and easier to digest than…
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Peptides and Growth Hormone
AOD-9604: Storage, Reconstitution and Stability
AOD-9604 is a synthetic fragment of human growth hormone that attracted attention as a potential fat-loss agent. It is sold online as a…
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Antiestrogens, SERMs, Aromatase Inhibitors
The Effect of Tamoxifen on Lipid Profile and Bone Tissue
Tamoxifen is best known as a breast cancer medicine, but it belongs to a class of drugs, selective estrogen receptor modulators (SERMs),…
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Tests and Monitoring: New Topics
Zinc Above or Below Normal in Athletes: Causes and What to Do
Zinc shows up on many athletes' lab panels, and the result is often misread. A value below the reference range triggers reflexive…
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Sports Nutrition: New Ingredients
Egg Protein: Available Forms and Which to Choose
Egg protein was the gold standard of the supplement world before whey took over, and it is making a quiet comeback among people who avoid…
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Comparisons
Primobolan vs Masteron: Mechanism of Action and Side Effects Compared
Primobolan (methenolone) and Masteron (drostanolone) are two anabolic-androgenic steroids often discussed together because both are…
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Sports Nutrition: Active Ingredients
The Benefits of BCAA for Athletes: The Evidence Base
Branched-chain amino acids (BCAAs) were one of the best-selling categories in sports nutrition for years, promoted for muscle growth,…
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Hormones, Fat Burners, Metabolic Agents
Ephedrine: Mechanism of Action and Effects on the Body
Ephedrine is a stimulant with a long history in both medicine and the supplement world. Once the backbone of popular fat-burning stacks, it…
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Sports Nutrition: Active Ingredients
Side Effects of Creatine Monohydrate
Creatine monohydrate is the most researched supplement in sports nutrition, with hundreds of studies supporting its effects on strength and…
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Anabolic Steroids: New Angles
How to Recognize Counterfeit Oxymetholone
Oxymetholone (brand name Anadrol) is a prescription anabolic-androgenic steroid that is heavily counterfeited on the underground market.…
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Peptides and Growth Hormone
Long-Term Risks of Hexarelin: What Is Known Today
Hexarelin is a synthetic peptide that stimulates the release of growth hormone. It is sold online as a "research chemical" and promoted for…
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Organ Protection
Essential Phospholipids: Mechanism of Action
Essential phospholipids, often sold as supplements derived from soybean lecithin, are marketed for liver health and "detox". The best-known…
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Evidence-Based Medicine and Safety
How to Judge a Supplement's Evidence: Levels of Proof
Every supplement is "backed by science" according to its label, but not all science is equal. A single mouse study and a large human trial…
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