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Melatonin is a hormone, released primarily by the pineal gland, that regulates the sleep–wake cycle. 3D ball-and-stick model, white background

3d Rendering Molecular Structure,Ozone,Hydrogen and oxygen

3d rendering of benzene molecules conjugated gold (Au) nanoparticles (NPs) on the black background

A molecular model of the plasticizer Dibutyl Phthalate or DBP. As a plasticizer it has been used in many products including adhesives, textiles, cosmetics and children's toys. There are now concerns about its health effects, particularly its effect on male health and behaviour. Isolated on white.

Folic acid, folate molecule. It is known as vitamin B9. Molecular model. 3D rendering. Illustration

Squalane is a hydrocarbon derived by hydrogenation of squalene. 3d illustration

Molecular structure of resveratrol - antioxidant and potential chemopreventive activities. C14H12O3. Chemical structure model: Ball and Stick + Balls + Space-Filling. 3D illustration.

Molecular structure of Sulfur dioxide SO2

3D rendering of microscopic molecular structure

Chemical formula of Testosterone on a blackboard

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Pantoprazole molecule. It is proton pump inhibitor, gastric ulcer drug. Molecular model. 3D rendering. Illustration

Glucosamine (C6H13NO5) is an amino sugar. treatment for osteoarthritis. Chemical structure model: Ball and Stick + Balls + Space-Filling. 3D illustration.

Riluzole is a medication used to treat amyotrophic lateral sclerosis and other motor neuron diseases.

A molecular model of Bisphenol A or BPA. It is a common building block in the production of many epoxy resins and plastics including polycarbonate plastic. As such it is present in a huge range of food packaging and household products. There are now concerns about its health effects, particularly its effect on children, infants and fetuses. Isolated on white.

Tafamidis is a medication used to delay loss of peripheral nerve function in adults with familial amyloid polyneuropathy. 3d illustration

Anthracene molecule. It is polycyclic aromatic hydrocarbon PAH. Molecular model. 3D rendering. Illustration

Methanol, also known as methyl alcohol among others, is a chemical with the formula CH3OH (often abbreviated MeOH).

Glutamine is an α-amino acid that is used in the biosynthesis of proteins. Its side chain is similar to that of glutamic acid, except the carboxylic acid group is replaced by an amide. It is classified as a charge-neutral, polar amino acid. 3D ball-and-stick model, white background

A molecular model of the flavonoid Quercetin. An antioxidant and anti-inflamatory, it is used as a nutritional suplement. It is commonly found in many fruits and vegetables and is a significant chemical component of tea. Isolated on white.

Prostaglandin D2 or PGD2 is a prostaglandin that binds to the receptor PTGDR as well as CRTH2. 3d illustration

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