Plant Extracts for Healthy Weight Loss & Antioxidant Support

Welcome to weightlose.cn, the Weight Management Division of Baisifu Biological Engineering Co., Ltd. We are a specialized plant-extract manufacturer and bulk ingredient supplier headquartered in Xi’an. Our division focuses on two ingredient lines: unisex weight-management botanical extracts for adult dietary supplements, and youth-friendly botanical actives for gentle metabolic support, antioxidant protection and healthy growth.

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Two Focused Ingredient Lines

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Adult Unisex Weight Management

18+ actives organized by mechanism: lipogenesis inhibition (HCA, CGA), carbohydrate blocking (phaseolamin, DNJ), fat oxidation (L-carnitine, EGCG), appetite control (synephrine, nuciferine), and digestion support (konjac, hawthorn).

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Youth & Antioxidant Support

Gentle, stimulant-free botanicals for growing bodies: astaxanthin, lycopene, blueberry anthocyanins, goji, lutein, DHA algal oil, spirulina — antioxidant defense and healthy development without stimulants.

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Why Partner with Baisifu

✓ 18+ verified adult weight-management actives + 12+ youth-friendly antioxidant actives — one source for your whole portfolio
✓ Documented active-component assay on every batch (HPLC / UV)
✓ Full CAS, COA, MSDS / TDS and specification sheets supplied as standard
✓ GMP & HACCP; heavy-metal, solvent-residue and microbiological control on every lot
✓ Standardized fixed-content grades (e.g. HCA 60%, chlorogenic acid 50%, EGCG 50%, synephrine 6%/30%) for batch-to-batch consistency
✓ OEM / ODM, private label and custom specification welcome
✓ Proven B2B export track record across the Americas, Europe, the Middle East and Asia-Pacific

Quality, Assay & Regulatory Documentation

Every batch is released with an active-component assay by HPLC / UV, CAS traceability, and complete COA, MSDS / TDS.

Production runs under GMP and HACCP food-safety management, with heavy-metal (Pb, As, Cd, Hg), solvent-residue and microbiological control (TVC, yeast, mold, E. coli, Salmonella, S. aureus) on every lot.

Baisifu specializes in standardized extracts — fixed active-content grades (e.g. HCA 60%, chlorogenic acid 50%, L-carnitine 98%, EGCG 50%, synephrine 6% or 30%, OPC 95%, astaxanthin 5%) backed by HPLC certificates.

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Industries We Serve

Dietary supplements, functional foods and beverages, meal-replacement and protein products, nutricosmetics, and pharmaceutical formulations — from single-ingredient raw materials to custom synergistic blends.

Adult Weight Management

Dietary supplements (capsules, tablets, softgels), meal-replacement shakes, protein bars, fat-burner drinks, and pharmaceutical / OTC formulations.

Youth & Antioxidant

Children’s and teens’ antioxidant chewables, gummies and drinks, eye and brain health formats, immune and growth-support powders.

Nutricosmetics

Antioxidant fat-management blends supporting skin and body composition from within.

Typical Lead Time & MOQ

✓ In-stock standardized items: 3-7 days
✓ Custom and OEM/ODM orders: 10-20 days depending on formulation and volume
✓ Minimum order from 1 kg for evaluation; tiered pricing on 25 kg drum and full-container quantities

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September 23, 2026