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Mulberry Leaf Extract Powder Bulk Supplier | DNJ 1%-2%

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桑の葉エキスパウダー: 血糖管理のための植物成分, 代謝の健康 & 機能性食品

内容

1.とは何か 桑の葉エキス? Traditional Use and Modern Research

2.主な有効成分とその働き (Straight Talk)

3.Bulk Mulberry Leaf Extract Suppliers: 注目すべきポイント

4.OEM & 当社が提供する卸売サービス

5.市場動向: 誰が使用しているかおよび用途?

6.品質仕様

7.よくある質問

8.お 問い合わせ

 

1.とは何か 桑の葉エキス? 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.主な有効成分とその働き

 

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.

To be honest: 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.嵩 桑の葉エキス サプライヤー: 注目すべきポイント

 

Quality varies. Here’s what you should check:

DNJ content – This is the key functional marker. Usually ranges from 0.5% to 2%. Higher costs more.

Extract ratio / purity – Common ratios are 10:1 or 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.

可溶性 – 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 (例えば。, 1%, 2%) or by extract ratio. Our raw material comes from contracted farms with good agriculture practices. Every batch is tested for pesticides, 重金属, and microbes.

 

Typical applications

Product TypeRecommended Dosage注記
Blood sugar support capsules/tablets100–300 mg extract (containing 1–4 mg DNJ)Often blended with cinnamon, chromium, bitter melon
Functional drink sticks100–200 mg per stickOften uses maltodextrin carrier for better flow and taste
Healthy snacksVariesMulberry leaf biscuits, noodles – already common in Japan/Korea
Meal replacement powders50–150 mgAs a supporting ingredient for metabolic health
RTD blood sugar beverages50–100 mgWatch solubility and taste (mulberry leaf has a grassy note)

 

4.OEM & 当社が提供する卸売サービス

 

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, blending, filling, and packaging.

Common synergistic blends:

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.”

 

私たちが提供するもの:

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. 市場動向: Who’s Using It?

 

Mulberry leaf extract is most established in Asia (日本, Korea, 中国). Europe and North America are catching up.

日本 – The earliest adopter. You see mulberry leaf tea, powder, and supplements in many drugstores, marketed for blood sugar support.

Korea – Common in functional foods and health drinks.

中国 – Fast growth in the last three years, especially in meal replacements, light meals, and functional drink sticks.

北アメリカ / ヨーロッパ – 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.品質仕様

 

パラメーター仕様試験方法
様子Yellow-green to brown-green fine powder見た目
Extract ratio10:1, 20:1, or DNJ standardized (1–2%)Process validation
DNJ content (高性能液体クロマトグラフィー)Custom (≥1% or ≥2%)高性能液体クロマトグラフィー
乾燥損失≤5.0%105°C乾燥
総重金属≤10 ppmICP-MS
鉛 (Pbの)≤1 ppmICP-MS
ヒ素 (として)≤1 ppmICP-MS
カドミウム (カドミウム)≤0.5 ppmICP-MS
水銀 (Hgの)≤0.1 ppmICP-MS
Total plate count≤1000 CFU/gUSPの
酵母 & mold≤100 CFU/gUSPの
E. 大腸菌 / サルモネラNot detectedUSPの

貯蔵: 密封, dark, cool and dry. 賞味期限: 24 か月.

 

7.よくある質問

 

質問1: Does mulberry leaf extract actually lower blood sugar?

It helps reduce post-meal blood sugar spikes. It‘s not like insulin that directly lowers glucose. If you eat a high-carb meal and take mulberry leaf extract at the same time, the rise in blood sugar will be smoother. But it’s not a drug and cannot replace medical treatment.

質問2: What‘s the right daily dose?

Depends on DNJ content. Most people take 1–5 mg of DNJ per day. For example, if your extract has 1% DNJ, then 100–300 mg of extract per day is typical.

質問3: Any side effects?

Most people have none. At higher doses, some people feel mild digestive discomfort (bloating, gas). That happens because some carbs aren’t absorbed and reach the large intestine, where bacteria ferment them. It‘s the same side effect as alpha-glucosidase inhibitor drugs. Usually reducing the dose fixes it.

質問4: Can pregnant or breastfeeding women use it?

Lack of safety data. Better to consult a doctor or avoid.

質問5: How is it different from white kidney bean extract?

White kidney bean inhibits amylase – it mainly stops starch from breaking down. Mulberry leaf inhibits alpha-glucosidase – it stops disaccharides from breaking down into single sugars. Similar but different targets. Many people blend them for broader coverage.

質問6: Do you offer organic mulberry leaf extract?

はい. Sourced from certified organic farms. MOQ and pricing available on request.

 

8.お 問い合わせ

 

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.

電子メール: wangjing@landnutra.com
WhatsApp/WeChat: +86 18092657549

Xi’an Landnutra Co., Ltd. – No hype, just science-backed quality.

Free samples and batch COAs available.

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