Camellia sinensis

This is a structural ingredient node created so product pages can link to a real wiki target. Occurrence values remain pending until a source is promoted for this ingredient.

Routing

This node is linked from kombucha-tea-based, matcha, true-tea-camellia-sinensis.

Contamination Profile State

The machine-readable contamination profile is pending. Ingredient-level values belong here once parsed; finished-product values belong on the relevant product-category page.

Sources

Auto-generated from source-page frontmatter. The “Used on this page for” column is populated by the orchestrator’s POPULATE-SOURCE-LEGEND action; pending entries appear as *[awaiting synthesis]*.

#CitationYearTypeUsed on this page for
1Ji et al. 2026. Assessing spatial variability and source identification of heavy metals in agricultural soils: A geostatistical and multivariate analysis of coastal eastern Zhejiang, China, PLOS ONE2026Peer-reviewedSoil Cr, Pb, Cd, Hg, and As concentrations across 877 agricultural sites in Zhejiang including tea gardens; provides contamination-load context for Camellia sinensis growing regions
2Fan et al. 2025. Occurrence, exposure and health risk assessment of heavy metals in green tea samples cultivated in Hangzhou area, Scientific Reports2025Peer-reviewedtAs, Cd, Cr, Pb, tHg, Al, Ni, and Sn in 120 Hangzhou green tea samples by ICP-MS; all values below Chinese standard limits, HI = 0.42
3Wang et al. 2025. Tracking Cadmium Transfer from Soil to Cup: An Electrochemical Sensing Strategy Based on Bi3+-Rich MOFs for Tea Safety Monitoring, Foods2025Peer-reviewedCd detection method tracking soil-to-leaf-to-infusion transfer in Camellia sinensis; provides literature-synthesised Cd concentration context across the tea supply chain
4Hu et al. 2023. Current Status and Health Risk Assessment of Heavy Metals Contamination in Tea across China, Toxics2023Peer-reviewedMeta-analysis of tAs, Cd, Cr, Cu, tHg, and Pb in 4,803 Chinese tea samples (227 studies, 1993–2021); spatial Kriging maps carcinogenic Cd risk hotspots in Shaanxi, Anhui, and southwest China
5Kazeminia et al. 2023. Heavy metals and their adverse effects: sources, risks, and strategies to reduce accumulation in tea herb — a systematic review, Carpathian Journal of Food Science and Technology2023Peer-reviewedSystematic review of As, Cd, Cr, Pb, Hg, Al, Fe, Ba, Ni, and Co in black and green tea (157 articles, 2000–2022); synthesizes mitigation strategies including steeping time and soil management
6Salmani et al. 2023. Comparison of Essential and Toxic Metals Levels in some Herbal Teas: a Systematic Review, Biological Trace Element Research2023ReviewSystematic review of Pb, Cd, tAs, Al, Cr, and Ni in black tea, green tea, chamomile, thyme, and rosemary (49 studies, 2012–2023); flags As and Pb risks in black tea
7Li et al. 2021. Occurrence, accumulation, and risk assessment of trace metals in tea (Camellia sinensis): A national reconnaissance, Science of the Total Environment2021Peer-reviewedNational-scale Chinese reconnaissance of trace metals in Camellia sinensis tea leaves and infusions; occurrence, accumulation factors, and health risk assessment across growing regions
8Yaqub et al. 2018. Monitoring and risk assessment due to presence of heavy metals and pesticides in tea samples, Food Science and Technology2018Peer-reviewedHeavy metal monitoring and health risk assessment in Pakistani tea samples; provides occurrence context for tea from South Asian supply chains
9Zhang et al. 2018. Accumulation of Heavy Metals in Tea Leaves and Potential Health Risk Assessment: A Case Study from Puan County, Guizhou Province, China, International Journal of Environmental Research and Public Health2018Peer-reviewedHeavy metal accumulation in tea leaves from Puan County, Guizhou (southwest China); health risk assessment in a cadmium-enriched geological province
10Brzezicha-Cirocka et al. 2016. Monitoring of essential and heavy metals in green tea from different geographical origins, Environmental Monitoring and Assessment2016Peer-reviewedEssential and toxic metal concentrations in green tea samples by geographic origin; quantifies country-of-origin variance in tea metal profiles
11Li et al. 2015. A comparison of the potential health risk of aluminum and heavy metals in tea leaves and tea infusion of commercially available green tea in Jiangxi, China, Environmental Monitoring and Assessment2015Peer-reviewedAl and heavy metal concentrations in Jiangxi green tea leaves and infusions; compares dry-leaf vs brewed-infusion risk and highlights Al as the dominant health concern
12Li et al. 2013. Determination for major chemical contaminants in tea (Camellia sinensis) matrices: A review, Food Research International2013ReviewAnalytical review of determination methods for major chemical contaminants in tea matrices; covers metals, pesticides, and other contaminants across dry leaf, infusion, and extract