Beta-Alanine
Beta-alanine is the building block of carnosine, a molecule that helps to buffer acid in muscles, increasing physical performance in the 60-240-second range. Beta-alanine can aid lean-mass gain. Carnosine appears to be an antioxidant and anti-aging compound.
http://examine.com/supplements/Beta-Alanine/
Branched Chain Amino Acids
Branched Chain Amino Acids (BCAAs) are three amino acids with similar structures that beneficially influence the muscles. They can be found in any food containing protein, such as eggs or meat. Supplementation is not necessary, but BCAAs may benefit the body if taken at specific times.
http://examine.com/supplements/Branched+Chain+Amino+Acids/
Creatine
Creatine is a molecule in an energy system (creatine phosphate) that can rapidly produce energy (ATP) to support cellular function. This underlies the performance enhancing and neuroprotective properties of creatine. Creatine is remarkably safe for most people and is a well-researched supplement.
http://examine.com/supplements/Creatine/
D-Aspartic Acid
D-aspartic acid (D-AA) is an amino acid regulator of testosterone synthesis and may act on a stimulatory receptor (NMDA). D-AA shows promise in aiding male fertility. Healthy men supplementing D-AA experience only temporary increases in testosterone, which limits its use.
http://examine.com/supplements/D-Aspartic+Acid/
Fish Oil
Fish oil is a general health supplement, and is taken as a source of omega-3 fats. It is not needed if one eats enough fatty fish.
http://examine.com/supplements/Fish+Oil/
Vitamin D
Vitamin D is an Essential Vitamin or Mineral known as the sunlight vitamin, since it is synthesized in the skin when exposed to the sun's radiation. It provides benefits for bone structure support, mood state, and much more.
http://examine.com/supplements/Vitamin+D/
Whey Protein
Whey is a component of Milk Protein, with the other being Casein Protein. Whey may be healthier than other forms of protein. The benefits of whey are due to the protein itself, while casein may be a better muscle builder.
http://examine.com/supplements/Whey+Protein/
Caffeine
Caffeine is a stimulatory anti-sleep compound extracted from coffee beans. Habitual caffeine use leads to tolerance, which dulls several of caffeine’s effects.
http://examine.com/supplements/caffeine/
Agmatine
Agmatine is a metabolite of L-Arginine. It shows promise for alleviating neuropathic pain and drug addiction. Agmatine supplementation can also protect from strokes and benefit cognitive health.
http://examine.com/supplements/agmatine/