Collection: Standardized Extracts
Standardized extracts are botanical preparations concentrated to a guaranteed level of one or more active compounds — so every batch delivers the same potency, every time. Unlike raw powders or whole-herb preparations where active ingredient levels can vary by season, soil, and harvest, standardized extracts are tested and adjusted to a fixed specification (e.g., 2.5% withanolides in Ashwagandha, 95% curcuminoids in Turmeric).
This makes them the preferred starting material for formulators, R&D labs, and product developers who need reproducible results across production runs. Whether you're building a supplement line, developing a cosmetic formulation, or running analytical research, standardized extracts remove the guesswork from your ingredient sourcing.
All GUTINS standardized extracts ship with documentation (COA, MSDS, TDS) available on request.
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Eleutherosides 1% — Eleutherococcus senticosus (siberian ginseng)
Regular price From $71.65 USDRegular priceSale price From $71.65 USDSold out -
Eleutherosides 2% — Eleutherococcus senticosus (siberian ginseng)
Regular price From $121.89 USDRegular priceSale price From $121.89 USDSold out -
Paeoniflorin 10% — Paeonia lactiflora (white peony)
Regular price From $81.82 USDRegular priceSale price From $81.82 USDSold out -
Paeoniflorin 30% — Paeonia lactiflora (white peony)
Regular price From $172.77 USDRegular priceSale price From $172.77 USDSold out -
Paeoniflorin 98% — Paeonia lactiflora (white peony)
Regular price From $621.15 USDRegular priceSale price From $621.15 USDSold out -
Silymarin 80% — Silybum marianum (milk thistle)
Regular price From $43.66 USDRegular priceSale price From $43.66 USDSold out -
Silybin 30% — Silybum marianum (milk thistle)
Regular price From $102.81 USDRegular priceSale price From $102.81 USDSold out -
Polyphenols 95% — Camellia sinensis (green tea)
Regular price From $43.66 USDRegular priceSale price From $43.66 USDSold out -
EGCG 45% — Camellia sinensis (green tea)
Regular price From $53.84 USDRegular priceSale price From $53.84 USDSold out -
EGCG 50% — Camellia sinensis (green tea)
Regular price From $66.56 USDRegular priceSale price From $66.56 USDSold out -
EGCG 90% — Camellia sinensis (green tea)
Regular price From $204.57 USDRegular priceSale price From $204.57 USDSold out -
EGCG 98% — Camellia sinensis (green tea)
Regular price From $341.31 USDRegular priceSale price From $341.31 USDSold out -
L-Theanine 20% — Camellia sinensis (green tea)
Regular price From $102.81 USDRegular priceSale price From $102.81 USDSold out -
L-Theanine 40% — Camellia sinensis (green tea)
Regular price From $172.77 USDRegular priceSale price From $172.77 USDSold out -
L-Theanine 98% — Camellia sinensis (green tea)
Regular price From $255.45 USDRegular priceSale price From $255.45 USDSold out -
Gingerols 2.5% — Zingiber officinale (ginger)
Regular price From $48.75 USDRegular priceSale price From $48.75 USDSold out