Standardized Extracts
Botanical extracts standardized to a measurable marker, such as curcuminoids, ginsenosides, silymarin or anthocyanins. Each grade is defined by botanical source, marker, assay level and test method, which allows more precise comparison than plant name or extract ratio alone. Filter by compound class, plant part or processing below.
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Showing 193–216 of 263 results
Pumpkin Seed Extract 10–30% Phytosterols
Purple Corn Extract 10–25% Anthocyanins
Pygeum africanum Extract 2.5–13% Phytosterols
Quillaja Saponaria Extract 30–80% Saponins
Radish Seed Extract 0.5–0.8% Alkaloids
Raspberry Extract 10–40% Ellagic Acid
Red Clover Extract 8–40% Isoflavones
Red Wine Extract 30–50% Polyphenols
Rehmannia Glutinosa Extract 5–30% Iridoid Glycosides
Rhodiola rosea Extract 3% Rosavins + 1% Salidroside
Rhubarb Extract ≥5% Total Anthraquinones
Rice Bran Extract 10–40% Gamma-Oryzanol
Rose Hip Extract 2–12% Polyphenols
Rose Petal Extract 10–50% Polyphenols
Rosemary Extract 5–20% Carnosic Acid
Safed Musli Extract 20–40% Saponins
Saffron Extract 3–10% Crocins
Sage Extract 2.5–10% Rosmarinic Acid
Salacia Extract 20% Saponins
Salvia miltiorrhiza Extract 5–20% Tanshinone IIA
Saposhnikovia Divaricata Extract 0.5–5% Chromones
Sappanwood Extract 15% Tannins
Saw Palmetto Extract 25–45% fatty acids
Schisandra Extract 1–20% Schisandrins/Lignans