Polypodium leucotomos extract comes from a tropical fern plant grown in Central and South America. Native Americans have used the plant extract for centuries for the treatment of inflammatory disorders and skin diseases. Recently, clinical research has shown that it has antioxidant and photoprotective properties and taken orally provides protection against the harmful effects of ultraviolet (UV) radiation from the sun and other sources.

Prodcut name | Polypodium Leucotomos Extract |
Latin Name | Polypodium nipponicum Mett |
Appearance | Brown powder |
Specification | 10:1; 10% Triterpenoid saponins |
Mesh size | 80 Mesh |
Used Part | Root |
Test Method | TLC, HPLC |
Shelf life | 2 years |

1. It can increase the speed of the blood circulation, and increase the sweet secrete, it also has a little function of relive heat.
2. It can restrain the bacillus diphtheriae and the bacillus dysenteriae.
3. It can restrain the nacillus typhi, the pseudomonas aeraginosa and the much's bacillus which have been in the cetain form.
4. It could cure inflation which caused by the acid.
5. Clear heat, cure headache and cold.

2. Applied in health product field;
3. Applied in pharmaceutical field;

Physical Control | |||
Appearance | Fine Powder | Complies | Visual |
Color | Brown | Complies | Visual |
Odor | Characteristic | Complies | Organoleptic |
Taste | Characteristic | Complies | Organoleptic |
Particle Size 100 | 100% pass 80 mesh | Complies | 80 Mesh Screen |
Loss on Drying | 5% Max | 3.73% | CPh |
Ash | 5%Max | 2.75% | CPh |
Part of Plant Used | Root | Complies | / |
Solvent Extract | Water | Complies | / |
Excipient | 5%-10% Maltodextrin | Complies | / |
Chemical Control | |||
Heavy metals | NMT 10ppm | Conforms | Atomic Absorption |
Arsenic (As) | NMT 1ppm | Conforms | Atomic Absorption |
Mercury(Hg) | NMT 1ppm | Conforms | Atomic Absorption |
Lead (Pb) | NMT 3ppm | Conforms | Atomic Absorption |
GMO Status | GMO Free | Conforms | / |
Solvent Residual | Meet E.P Standard | Conforms | Ph.Eur |
Pesticides Residues | Meet USP Standard | Conforms | Gas Chromatography |
Benzo(a)pyrene | NMT 10ppb | Conforms | GC-MS |
Sum of benzo(a)pyrene, benz(a)anthracene, benzo(b)fluoranthene and chrysene | NMT 50ppb | Conforms | GC-MS |
Microbiological Control | |||
Total Plate Count | 10000cfu/g Max | Conforms | AOAC |
Yeast & Mold | 1000cfu/g Max | Conforms | AOAC |
S. aureus | Negative | Negative | AOAC |
E.Coli | Negative | Negative | AOAC |
Salmonella | Negative | Negative | AOAC |
Pseudomonas aeruginosa | Negative | Negative | USP |


Qingdao Vista Bio. Tech. Co., ltd is specialized in studying herbal extract & plant extract, pharmaceutical ingredients, natural nutritional supplement and OEM service.
With the help of well-equipped and advanced production technology and facilities for extracting, concentration, column chromatography, refined separation, vacuum drying and spray drying, our products are in strict accordance with the GMP standards to ensure the quality. Besides GMP standards, we also set up our own strict quality control system based on our many years' Research & Development and producing experiences to ensure high-quality standard which enable us supplying various botanical extracts as per clients′ customized demands.
With cordial and professional R&D, sales and after-sales service groups, Vista has been dedicated to study on how natural plant ingredients benefit human health, on the premise of maintaining the diversity of natural plant raw materials, we constantly improves the extraction process of products, and actively creates new products, so as to better serve the customers in the fields of food, health care products, medicine and cosmetics.



FAQ |
1. How to contact us? |
1. You can chat with us via Trade Manager online. 2. You can send us an inquiry here or by Email with your interested products. 3. You can call or message us by phone, or use WhatsApp, Wechat to leave a message to us, You can get our reply soon, |
2. How to test the product quality before placing orders? |
1. If stock specifications, you can get free samples from us, and you only need to pay the express fee or arrange a courier to us and take the samples. 2. If OEM products, we will manufacture the products according to your specifications and requests, then send them to you to confirm |
3. What's your MOQ? |
Usually the MOW is 25KG for bulk, sample is 1kg |
4. Can you give me a discount? |
Yes, Price is determined by quantity, larger quantity with lower price, |
5. What payment method do you support? |
We accept payment by telegraphic transfer (T/T) and Western Union, PayPal. |
6. How long is the lead time? |
Usually the order will be delivered within 5 working days after order confirmed, expect for OEM products, |
7. How do you treat quality complain? |
- First, we will check the production record and test the reserved sample to figure out the problems and offer an optimal solution for you, - If problem is caused by us, we will send you a new batch of goods according to our return policy or refund to you, If problem is caused by the third party, we will apply for insurance claim to guarantee the interests of both of sides, |