Green tea extract from Camellia sinensis is a botanical ingredient available in EGCG 50% and 98% grades plus 98% polyphenols. Learn its formulation framework, compliance requirements and sourcing criteria for B2B nutraceutical development.
Elderberry extract from Sambucus nigra fruit is a botanical ingredient standardized for anthocyanins from 5% to 25%. Learn its active compounds, formulation uses and quality compliance for B2B nutraceutical sourcing.
Ashwagandha extract from Withania somnifera root is an adaptogenic botanical ingredient standardized to 2.5% and 5% withanolides. Learn its active compounds, formulation uses and quality compliance for B2B nutraceutical sourcing.
Ginkgo biloba extract is a standardized botanical ingredient with ≥24% flavone glycosides and ≥6% terpene lactones. Learn its active compounds, formulation uses and quality compliance for B2B nutraceutical sourcing.
Tenghui runs multi-round in-house lab inspection on every batch to ensure raw materials comply with international import standards.