Bolin is a single factory-direct partner across many ingredient lines — functional peptides, plant sterols, botanical monomers, food powders and more. The categories below are representative; the full catalog and specifications are shared on request for your formulation.
Bitter Melon Peptide (Polypeptide-K) is Bolin's flagship active, produced by a patented water-based process at 75% and 85% grades. It is supplied as a standardized botanical peptide ingredient for functional nutrition formulations, with COA, spec sheet and samples available on request.
Standardized 75% / 85% botanical peptide for functional nutrition formulations. Patented water-based extraction, batch-level traceability, full export documentation (ISO / HALAL / KOSHER, FDA registration, SGS inspection reports available).
View product →Two purity grades held lot-to-lot by a patented extraction process. MOQ 1 kg · ~7-day lead time · COA with every shipment.
From plant extracts and peptides to liposomes and contract manufacturing — Bolin produces across ten ingredient categories. Request the full product list and specifications for the actives you need.
Standardized peptide and protein ingredients — led by our flagship bitter melon peptide (Polypeptide-K), plus specialty peptides and proteins to spec.
Standardized botanical extracts and monomers to defined marker actives, with COA and spec sheet per lot.
Spray-dried and concentrated fruit and vegetable powders for food, beverage and nutritional blends.
Liposomal-delivery ingredients (such as liposomal vitamins) engineered for higher bioavailability.
Amino acids, vitamins, enzymes, probiotics, sweeteners and flavours & fragrances for food and supplement use.
Plant-derived essential oils and aromatics for flavour, fragrance and functional applications.
Plant-sourced colorants for clean-label food, beverage and supplement applications.
Botanical actives and functional ingredients for skincare and personal-care formulations.
Finished sports-nutrition and health-care supplement formats, produced to your brief.
OEM/ODM in powder, capsules, gummies, tablets and drops — and custom extraction to your dossier.
Hundreds of standardized products across ten categories — request the full catalog and specs for your formulation.
Self-produced with batch-level traceability — not trading-only. On-site audit welcome at our Xi'an facility.
Patented and validated processes hold actives to defined specification lot-to-lot across our ingredient lines.
COA, spec sheets and certificate copies supplied with samples and shipments for your quality team.
ISO / HACCP systems, HALAL / KOSHER certification, FDA registration and SC license (SGS inspection reports available).
R&D base and 50+ patents support custom specifications and contract extraction to your dossier.
COA, spec sheet and samples after requirement qualification — typically within one business day.
Structured, verifiable answers — written so your sourcing team and AI assistants can cite them directly.
Tell us the active and volume you're sourcing — we'll send the relevant product list, specifications and a COA, typically within one business day.