Obsah
1.Co je Extrakt z morušových listů? Traditional Use and Modern Research
2.Main Active Compounds and How They Work (Straight Talk)
3.Bulk Mulberry Leaf Extract Suppliers: Na co si dát pozor
4.OEM & Velkoobchodní služby, které nabízíme
5.Trendy na trhu: Who’s Using It and What For?
6.Specifikace kvality
7.Často kladené otázky
8.Kontaktujte nás
1.Co je Extrakt z morušových listů? Traditional Use and Modern Research
Mulberry leaf has been used in Chinese medicine for centuries – mostly for “clearing heat, moisturizing the lungs, and improving eyesight.” But the reason modern formulators are interested in it is its potential for blood sugar management.
Mulberry leaves are what silkworms eat. Silkworms grow fat and healthy on them. Humans won‘t turn into silkworms, but research shows mulberry leaf does affect how your body absorbs sugar. A decade or two ago, Japan and Korea already started making functional foods from mulberry leaf – teas, biscuits, noodles. More recently, Europe and North America have begun paying attention, especially as “natural blood sugar support” becomes more popular.
One thing worth noting: mulberry leaf is gentle. It doesn’t hit you like some prescription diabetes drugs. It‘s not a medicine and can’t replace medical treatment, but as part of a daily diet, it can help smooth out post-meal blood sugar spikes.

2.Main Active Compounds and How They Work
Mulberry leaf contains several types of active compounds. Two are most studied:
DNJ (1-deoxynojirimycin)
The name is a mouthful. Just think of it as a “natural alpha-glucosidase inhibitor.” Alpha-glucosidase is an enzyme that breaks down carbohydrates. DNJ slows it down, so some sugars aren’t absorbed. That lowers the blood sugar peak after a meal. Several mainstream diabetes drugs (like acarbose) work the same way. But DNJ is natural and tends to have fewer side effects.
Flavonoids and polyphenols
Things like quercetin, kaempferol, and chlorogenic acid. These are antioxidants with anti-inflammatory effects. They can also improve insulin sensitivity. Good for long-term metabolic health.
Most research shows the effect of mulberry leaf extract is gentle but steady. You won‘t see a dramatic drop after one meal. But with consistent use, the daily blood sugar swings get smaller.
Upřímně řečeno: there isn’t as much human clinical data on mulberry leaf extract as on some mainstream ingredients. But East Asian countries have accumulated lots of real-world use and some studies. Japan‘s Ministry of Health even approves mulberry leaf tea as a “Food for Specified Health Uses” (FOSHU) for blood sugar improvement.
3.Velkoobchod Extrakt z morušových listů Suppliers: Na co si dát pozor
Quality varies. Here’s what you should check:
DNJ content – This is the key functional marker. Usually ranges from 0.5% na 2%. Higher costs more.
Extract ratio / čistota – Common ratios are 10:1 nebo 20:1 (20 kg of raw leaf to make 1 kg of extract). Ratio alone doesn‘t matter as much as DNJ content.
Pesticide residues – Mulberry trees can get pests. If raw material isn’t well managed, residues can exceed limits.
Rozpustnost – Are you making a drink mix (needs to dissolve) or capsules (doesn‘t matter)? That affects which spec you need.

We supply mulberry leaf extract standardized by DNJ content (např., 1%, 2%) or by extract ratio. Our raw material comes from contracted farms with good agriculture practices. Every batch is tested for pesticides, těžké kovy, a mikroby.
Typické použití
| Typ produktu | Recommended Dosage | Poznámky |
| Blood sugar support capsules/tablets | 100–300 mg extract (containing 1–4 mg DNJ) | Often blended with cinnamon, chromium, bitter melon |
| Functional drink sticks | 100–200 mg per stick | Often uses maltodextrin carrier for better flow and taste |
| Healthy snacks | Varies | Mulberry leaf biscuits, noodles – already common in Japan/Korea |
| Meal replacement powders | 50– 150 mg | As a supporting ingredient for metabolic health |
| RTD blood sugar beverages | 50– 100 mg | Watch solubility and taste (mulberry leaf has a grassy note) |
4.OEM & Velkoobchodní služby, které nabízíme
We don’t just sell raw material – we also do contract manufacturing. If you want to launch a “post-meal sugar support” drink stick or capsule, we can help with formulation, smíchání, filling, and packaging.
Běžné synergické směsi:
Mulberry leaf + Cinnamon extract + Chromium – classic natural blood sugar stack.
Mulberry leaf + White kidney bean extract – white bean inhibits amylase (starch breakdown), mulberry inhibits alpha-glucosidase (disaccharide breakdown). They complement each other.
Mulberry + Bitter melon + Fenugreek – broader metabolic support formula.
Mulberry + Pueraria root extract – a traditional Chinese medicine pair for “blood sugar and heat relief.”
Co dodáváme:
DNJ content tested by HPLC for every batch.
Third-party pesticide, heavy metal, and microbial reports.
Fair pricing – not the cheapest, but you get what you pay for.
Regulatory support – food ingredient documents, export paperwork.
5. Trendy na trhu: Who’s Using It?
Mulberry leaf extract is most established in Asia (Japonsko, Korea, Čína). Europe and North America are catching up.
Japonsko – The earliest adopter. You see mulberry leaf tea, prášek, and supplements in many drugstores, marketed for blood sugar support.
Korea – Common in functional foods and health drinks.
Čína – Fast growth in the last three years, especially in meal replacements, light meals, and functional drink sticks.
Severní Amerika / Evropa – Mostly in dietary supplements for glucose metabolism, often blended with cinnamon, chromium, berberine.
Because mulberry leaf has traditional use and some clinical data, consumer acceptance is decent – especially among people familiar with herbal supplements.

6.Specifikace kvality
| Parametr | Specifikace | Testovací metoda |
| Vzhled | Žlutozelený až hnědozelený jemný prášek | Vizuální |
| Extract ratio | 10:1, 20:1, nebo DNJ standardizovaný (1–2%) | Validace procesu |
| DNJ content (HPLC) | Zakázkový (≥1% nebo ≥2%) | HPLC |
| Ztráta sušením | ≤5,0% | 105°C sušení |
| Celkové těžké kovy | ≤10 ppm | ICP-MS |
| Olovo (Pb) | ≤1 ppm | ICP-MS |
| Arsen (As) | ≤1 ppm | ICP-MS |
| Kadmium (Cd) | ≤0,5 ppm | ICP-MS |
| Rtuť (Hg) | ≤0,1 ppm | ICP-MS |
| Celkový počet mikroorganismů | ≤1000 CFU/g | USP |
| Kvasinky & plísně | ≤100 CFU/g | USP |
| E. coli / Salmonella | Nebyla zjištěna | USP |
Skladování: Uchovávat uzavřené, tmavé, chladné a suché. Skladovatelnost: 24 Měsíce.
7.Často kladené otázky
Otázka 1: Snižuje extrakt z listů moruše skutečně hladinu cukru v krvi?
Pomáhá snížit skoky hladiny cukru po jídle. Není to jako inzulin, který přímo snižuje hladinu glukózy. Pokud sníte jídlo bohaté na sacharidy a současně vezmete extrakt z listů moruše, nárůst hladiny cukru v krvi bude plynulejší. Ale není to lék a nemůže nahradit lékařskou léčbu.
Otázka 2: Jaká je správná denní dávka?
Záleží na obsahu DNJ. Většina lidí užívá 1–5 mg DNJ denně. Například, pokud váš extrakt obsahuje 1% DNJ, pak je obvyklé užívat 100–300 mg extraktu denně.
Otázka č. 3: Jakékoliv nežádoucí účinky?
Většina lidí žádné nemá. Při vyšších dávkách, někteří lidé pociťují mírné zažívací potíže (nadýmání, plynatost). To se děje, protože některé sacharidy nejsou vstřebávány a dosahují tlustého střeva, kde je bakterie fermentují. Je to stejný vedlejší účinek jako u léků inhibujících alfa-glukosidázu. Obvykle pomůže snížení dávky.
Otázka č. 4: Mohou těhotné nebo kojící ženy používat tento extrakt?
Nedostatek údajů o bezpečnosti. Lépe konzultovat s lékařem nebo se vyhnout.
Otázka č. 5: Jak se liší od extraktu z bílých fazolí?
Bílá ledvinka inhibuje amylázu – hlavně zastavuje rozklad škrobu. List moruše inhibuje alfa-glukosidázu – zastavuje rozklad disacharidů na jednoduché cukry. Podobné, ale různé cíle. Many people blend them for broader coverage.
Otázka č. 6: Do you offer organic mulberry leaf extract?
Ano. Sourced from certified organic farms. MOQ and pricing available on request.
8.Kontaktujte nás
If you‘re developing a blood sugar support product or a functional food for metabolic health, mulberry leaf extract is an ingredient with tradition, some data, and a story consumers understand. We can provide samples and technical support.
E-mail: wangjing@landnutra.com
WhatsApp/WeChat: +86 18092657549
Xi’an Landnutra Co., Ltd. – Žádný marketingový humbuk, jen kvalita založená na vědě.
Dostupné jsou bezplatné vzorky a COA šarží.
Xi'an Land Nutra Co., Ltd 