High-quality Bevirimat (CAS: 174022-42-5) with ≥98% purity, a betulinic acid derivative for pharmaceutical, biotechnology, and research applications. Reliable global supplier with COA, MSDS, and fast delivery.

Discover high-purity Celastrol (Tripterine) CAS 34157-83-0, a natural triterpenoid extract from Tripterygium wilfordii. Widely used in pharmaceutical research, cosmetics, and nutraceuticals. Reliable manufacturer, global supply, COA & MSDS available.

Bruceantin (CAS: 41451-75-6) is a high-purity natural quassinoid extracted from Brucea javanica seeds. With ≥98% purity (HPLC), it is widely applied in pharmaceutical research, nutraceutical development, cosmetic formulations, and phytochemical studies. Nanjing Spring & Autumn Biological Engineering Co., Ltd. provides reliable quality, professional COA support, and worldwide logistics for research and industrial applications.

Naringenin-7-O-glucoside (Prunin, CAS: 529-55-5) is a high-purity natural flavonoid glycoside extracted from citrus fruits. With ≥98% purity (HPLC), it is widely applied in pharmaceutical research, nutraceuticals, cosmetics, and phytochemical studies. Nanjing Spring & Autumn Biological Engineering Co., Ltd. offers consistent quality, professional COA support, and worldwide delivery.

Lathyrol (CAS: 34420-19-4) is a natural diterpene alcohol extracted from Euphorbia lathyris seeds. With a purity of ≥98% (HPLC), it is widely applied in pharmaceutical research, nutraceutical development, cosmetic formulations, and phytochemical studies. Nanjing Spring & Autumn Biological Engineering Co., Ltd. provides consistent quality, professional COA support, and worldwide logistics services for research and industrial customers.

Macranthoidin B (CAS: 136849-88-2) is a high-purity natural steroidal saponin extracted from Lonicera macranthoides (Grey Woolly Honeysuckle). With a molecular weight of 961.10 g/mol and purity ≥98% (HPLC), it is widely recognized as an important plant-derived bioactive compound.

Gracillin (CAS: 19083-00-2) is a high-purity natural steroidal saponin extracted from Dioscorea species. With a purity of ≥98% (HPLC), it is widely applied in pharmaceutical research, nutraceutical development, cosmetics, and phytochemical studies. Nanjing Spring & Autumn Biological Engineering Co., Ltd. provides consistent quality, professional COA support, and global logistics services for research and industrial applications.

Iso-Steviol (CAS 27975-19-5) is a diterpene compound derived from Stevia rebaudiana, produced as a metabolic derivative of steviol glycosides. With ≥98% purity (HPLC verified), Iso-Steviol is widely studied for its metabolic regulation, anti-inflammatory, antioxidant, and potential anti-obesity benefits. It is applied in nutraceutical formulations, functional foods, and cosmetic innovations, and also serves as a key intermediate in stevia research and natural product synthesis.   Purity: ≥98% (HPLC validated) Appearance: White crystalline to off-white powder Key Functions: Metabolic regulation, antioxidant activity, anti-inflammatory potential Applications: Nutraceuticals, functional foods, cosmetic formulations, research chemicals Packaging: 100 g / 1 kg / 5 kg with long-term stability

5-Hydroxy-7-Methoxyflavone (CAS: 520-28-5) is a naturally occurring flavonoid with ≥98% purity verified by HPLC. Known for its anti-inflammatory, antioxidant, and neuroprotective properties, it is widely used in nutraceuticals, functional foods, and cosmetic formulations. Purity: ≥98% (HPLC validated) Appearance: Light yellow crystalline to off-white powder Key Functions: NF-κB inhibition, ROS scavenging, cognitive and cardiovascular support Applications: Dietary supplements, functional beverages, anti-aging skincare products Packaging: 100 g / 1 kg / 5 kg with long-term stability   Nanjing Spring & Autumn Biological Engineering Co., Ltd. provides high-quality flavonoid ingredients with global supply capacity, strict quality control, and professional technical support.

Apigenin Trimethyl Ether (CAS: 5631-70-9) is a naturally derived methoxyflavone with ≥98% purity, validated by HPLC. Known for its anti-inflammatory, antioxidant, and neuroprotective properties, it is widely applied in nutraceuticals, functional foods, and cosmeceuticals. Purity: ≥98% (HPLC verified) Appearance: Yellow to off-white crystalline powder Functions: NF-κB & COX-2 inhibition, ROS reduction, neuroprotection, anti-aging support Applications: Nutritional supplements, fortified beverages, anti-aging skincare formulations Packaging: 100 g / 1 kg / 5 kg with long-term stability under -20°C   Nanjing Spring & Autumn Biological Engineering Co., Ltd. is a trusted manufacturer and global supplier of high-quality flavonoid ingredients. We provide stable supply, competitive pricing, and technical support for research and industrial applications.

2α,19α,23-Trihydroxyoleanolic acid (CAS: 58880-25-4), also known as Quenmol-oligenin, is a high-purity pentacyclic triterpenoid extracted from medicinal plants. Featuring three hydroxyl groups at positions 2α, 19α, and 23, this natural compound exhibits potential antioxidant, anti-inflammatory, and hepatoprotective properties. Ideal for pharmaceutical, nutraceutical, cosmetic, and research applications, it offers a stable and biocompatible solution for innovative product development.

Sericoside (CAS: 55306-04-2) is a natural flavonoid with powerful antioxidant properties, commonly used in the formulation of skincare, haircare, and personal care products. It helps stabilize cosmetic formulations, protecting them from environmental oxidative stress. With its high purity and eco-friendly sourcing, Sericoside is a key ingredient in achieving healthier, more vibrant skin and hair, making it an essential addition to beauty and wellness product lines.