Table 2 Search strategy in PubMed.

Concept	Search terms
Tendinopathy	(((‘Tendinopathy’[Mesh] OR tendinopathy[tiab] OR tendinopathies[tiab] OR tendinosis[tiab] OR tendinoses[tiab] OR tendinitis[tiab] OR tendonitis[tiab] OR tendonosis[tiab] OR tendonitides[tiab] OR ‘Tendon Injuries’[Mesh] OR tendon injuries[tiab] OR tendon injury[tiab] OR tendon healing[tiab] OR tendon disorder*[tiab] OR tendon repair[tiab]) OR ((‘Tendons’[Mesh] OR tendon*[tiab]) AND (‘prevention and control’ [Subheading] OR prevention[tiab] OR preventive therapy[tiab])))
Nutrition	AND (curcumin[tiab] OR boswellic acid[tiab] OR arginin*[tiab] OR tendisulfur[tiab] OR bromelain[tiab] OR methylsulfonylmethane[tiab] OR ‘Amino Acids, Peptides, and Proteins’[Mesh] OR amino acid[tiab] OR protein[tiab] OR proteins[tiab] OR leucine[tiab] OR glutamine[tiab] OR arginine[tiab] OR taurine[tiab] OR gelatin[tiab] OR ‘Collagen’[Mesh] OR collagen[tiab] OR ‘Phytochemicals’[Mesh] OR phytochemicals[tiab] OR phytonutrients[tiab] OR ‘coenzyme Q10’[Supplementary Concept] OR coenzyme Q10[tiab] OR co-enzyme Q10[tiab] OR ‘Fatty Acids, Omega-3’[Mesh] OR omega 3[tiab] OR omega-3[tiab] OR ‘Lipids’[Mesh] OR lipids[tiab] OR fatty acids[tiab] OR fish oils[tiab] OR plant oils[tiab] OR ‘Nutrition Therapy’[Mesh] OR nutrition therapy[tiab] OR diet therapy[tiab] OR nutrient intake[tiab] OR ‘Nutrients’[Mesh] OR nutrient*[tiab] OR macronutrient*[tiab] OR ‘Diet, Food, and Nutrition’[Mesh] OR nutrition[tiab] OR ‘Micronutrients’[Mesh] OR micronutrient*[tiab] OR vitamin*[tiab] OR ‘Ascorbic Acid’[Mesh] OR ascorbic acid[tiab] OR vitamin c[tiab] OR antioxidant*[tiab] OR ‘Vitamin D’[Mesh] OR vitamin d[tiab] OR cholecalciferol[tiab] OR ergocalciferols[tiab] OR ‘Minerals’[Mesh] OR minerals[tiab] OR calcium[tiab] OR manganese[tiab] OR copper[tiab] OR zinc[tiab] OR magnesium[tiab] OR iron[tiab] OR molybdenum[tiab] OR silicon[tiab] OR calories[tiab] OR ‘Dietary Supplements’[Mesh] OR dietary supplement*[tiab] OR food supplement*[tiab] OR food additives[tiab] OR fortified food[tiab] OR nutraceutical[tiab] OR nutritional[tiab] OR ‘Glycerol’[Mesh] OR glycerin[tiab] OR glycerol[tiab]))
Human	NOT ((animals[mh] NOT (animals[mh] AND humans[mh])) NOT rat[tiab] NOT rats[tiab] NOT mice[tiab] NOT rabbit*[tiab])