Shaanxi LonierHerb Bio-Technology Co., Ltd is one of the most professional manufacturers and suppliers of l-proline powder in China, featured by quality products and good price. Please rest assured to wholesale bulk natural l-proline powder for sale here from our factory. Contact us for free sample.
Products Description
L-Proline Powder is a non-essential amino acid that plays a crucial role in the human body, particularly in the synthesis of collagen and cartilage. This important amino acid is vital for maintaining healthy skin, joints, and connective tissues. Proline supports protein synthesis and helps maintain nitrogen balance in adults, making it a key component in overall health and wellness.
In addition to its role in protein supplementation, Proline Powder contributes to keeping muscles and joints flexible, while also helping to reduce sagging skin associated with sun damage and aging.
Lonierherb is L-Proline Powder manufacturers, we are committed to providing high-quality supplements that promote optimal health. Our Proline Powder is sourced from premium ingredients and undergoes rigorous testing to ensure purity and potency. With a focus on quality and customer satisfaction, we are dedicated to helping you achieve your health goals. Choose Lonierherb for your Proline needs and experience the difference in your wellness journey.
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English Name |
L-Proline |
|
CAS |
147-85-3 |
|
Appearance |
White Crystals or Crystalline Powder |
|
Purity |
98.5% |
|
Test Method |
HPLC |

Technical Data Sheet
|
Product Information |
|
|
Product Name |
L-Proline |
|
CAS |
147-85-3 |
|
Test Items |
Specifications |
|
Appearance |
White Crystals or Crystalline Powder |
|
Assay |
98.5%~101.5% |
|
Identification |
Meets the requirements |
|
Specific Rotation |
-84.3 ~-86.3 |
|
PH |
5.5 ~ 7.0 |
|
Chloride |
∠0.05% |
|
Sulfate(SO4) |
∠0.03% |
|
Iron(Fe) |
∠0.003% |
|
Heavy Metals |
∠0.0015% |
|
Arsenic(As) |
∠1ppm |
|
Loss on Drying |
∠0.40% |
|
Residue on Ignition |
∠0.40% |

Test Reports From Third Laboratory
We have cooperated with other famous third-party laboratories, such as Eurofins, SGS , we can arrange l proline amino acid Samples to reinspect according to customer‵s requirements before shipments. Of course, even to the laboratory designated by the customers.

Additional Services For You
1. Mix Service
As l-proline factory, we can mix l-proline with other healthy ingredients according to your requirements.
2. Custom Made Service
1) We can provide Different Specifications products according to your requirements.
2) We can change the Package Method according to your requirements.
3) We can design and paste Logos according to your requirements.
FAQ
- Free samples
For L-Proline Powder Free Sample,we can provide 20g for testing,customers only need to pay the shipping costs.
- Delivery time
Typical delivery is 3–5 business days after payment. For specialty items, please confirm timing with your sales representative.
- Discounts
We offer volume-based and loyalty discounts. Please contact your sales representative with order details for a customized quote.
- Payment methods
We accept bank transfer (T/T), credit card, PayPal and other common payment methods. Please contact sales for available options.
- Quality assurance
All orders undergo strict inspection before shipment. If you prefer, we can provide pre-shipment samples for your testing or for an independent inspection prior to bulk production.
- Complaint handling
Our customer service team will investigate any issues. If the problem is our responsibility, we will offer a refund or replacement. If not, we will work with you until a satisfactory solution is reached.
- OEM service
OEM services are available. Share your specifications and requirements and we will provide a quotation and sample timeline.
- Contact us
You can reach us by email, phone, WhatsApp, Skype or live chat. Full contact details are on our website - we welcome your inquiry anytime.
What Is L-Proline Good For
1) Proline Powder is an amino acid that the body needs to produce collagen and cartilage. It keeps muscles and joints flexible and helps reduce sagging and wrinkling of the skin caused by UV exposure and normal aging.
2) l-proline cas no 147-85-3 is very important to maintain the healthy growth of skin and connective tissue (especially in tissue trauma areas). Both proline and lysine are required for the production of hydroxyproline and hydroxylysine, two amino acids that build collagen. Collagen helps heal cartilage and provides cushioning for joints and spine. For this reason, proline supplements are beneficial in treating conditions such as osteoarthritis, persistent soft tissue tension, and chronic back pain.
3) l proline amino acid helps maintain muscle tissue. Researchers have noticed decreased proline levels in endurance athletes and others who engage in long periods of physical exertion. Therefore, some athletes who engage in high-intensity training may require this supplement to avoid muscle loss.
4)It is a non-essential amino acid. The body can produce proline from glutamic acid, and people who follow a healthy diet are less likely to be deficient in proline. However, people who have suffered trauma (especially skin damage), such as severe burns, may need supplementation with this amino acid. Patients with pain due to cartilage or collagen may also benefit from proline supplementation (both in supplements and in diet).

What Does Proline Do For The Skin?
1)It helps the body break down protein, produce healthy human cells, and maintain the healthy growth of skin and connective tissue. The synthesis of collagen requires proline and lysine. Collagen helps repair cartilage, protect joints and spine , proline supplementation has a good effect on osteoarthritis, persistent soft tissue pain and chronic back pain.
2)It can also reduce skin sagging and wrinkling caused by ultraviolet radiation and normal aging, and can help the body synthesize collagen needed for skin metabolism, and maintain the healthy growth of skin, especially tissue wounds.
3)The fat group it carries can effectively improve the skin‵s affinity and absorption capacity for hydroxylysine. Once the human body lacks proline, the vitality of the skin will decrease.
Product Packing
LonierHerb is committed to customer service and development, we can pack according to customer‵s requirements, for example, 100g/aluminum foil bag, 1kg/aluminum foil bag.

International Health And Food Exhibition
LonierHerb often participate in some international food and health products exhibitions, due to the epidemic, now it is impossible to participate in various exhibitions, but I believe that everything will pass soon, and hope to have the opportunity to see you at our exhibitions in the future.

Our Factory

Lonierherb is L-Proline Powder factory, please contact and enquiry LonierHerb factory directly, Free Samples, COA, MSDS, Allergen List and so on will be sent to you at the first time. Your satisfaction is our first priority. THANK YOU !
Email: info@lonierherb.com Whatsapp/Wechat: +86-18189137076
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