GABA – definition and facts in our glossary. Gamma-aminobutyric acid — the brain's primary inhibitory neurotransmitter.

GLA – definition and facts in our glossary. Found in evening primrose oil and borage oil.

GLP-1 – definition and facts in our glossary. Basis for Ozempic/Wegovy.

Scientific genus name for Reishi mushrooms. Over 80 species identified 2D G. lucidum and G. lingzhi are the most studied.

Tropical fruit whose peel contains hydroxycitric acid (HCA), which may inhibit fat formation and suppress appetite. Popular weight management supplement.

Ginkgo Biloba – definition and facts in our glossary. Used for memory and cognitive function.

Ginseng (Panax ginseng) is one of the world's most widely used medicinal plants.

Glukomannan – definition and facts in our glossary. Water-soluble fibre from konjac root that swells significantly in the stomach and creates a feeling of fullness.

Natural amino sugar that is a building block of cartilage and synovial fluid. One of the most widely used supplements for joint health globally.

Glutathion – definition and facts in our glossary. The body's master antioxidant 2D a tripeptide of cysteine, glycine, and glutamate.

Glycin – definition and facts in our glossary. Important component of collagen and glutathione.

Measure of how quickly a food raises blood sugar. Low GI (3c55) provides steadier energy and less insulin release.

Chinese happiness berry (Lycium barbarum) rich in zeaxanthin, polysaccharides, and vitamin C. Traditional longevity food.

Gotu Kola – definition and facts in our glossary. Known as the "brain herb" in Asia.

Granatäpple – definition and facts in our glossary. Antioxidant-rich superfruit with unique punicalagins.

Green-lipped mussel (Perna canaliculus) from New Zealand contains unique omega-3 fatty acids and glycosaminoglycans. Effective joint supplement.

Grönt Te-extrakt – definition and facts in our glossary. One of the most studied weight management supplements.

Guarana (Paullinia cupana) contains slow-release caffeine plus theobromine and theophylline. Provides sustained energy without a caffeine crash.

Gurkmeja – definition and facts in our glossary.

Gurkmeja – definition and facts in our glossary. Curcumin is the active compound in turmeric (Curcuma longa).

Gymnema Sylvestre – definition and facts in our glossary.