Wholesale L-Theanine Capsules OEM Private Label Supplement Supplier for Distributors Brand Owners

OriginBio is a trusted wholesale supplier and OEM private label manufacturer of premium L-Theanine capsules, delivering tailor-made solutions for distributors and brand owners worldwide. Known for its calming and focus-enhancing properties, L-Theanine has become a popular ingredient in the dietary supplement and functional wellness industry. Through advanced manufacturing, stringent quality control, and customizable formulas, OriginBio ensures that every capsule meets the highest standards of safety, efficacy, and market appeal.

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Source of L-Theanine capsules

L-Theanine is a naturally occurring amino acid found predominantly in green tea (Camellia sinensis). OriginBio carefully sources high-quality L-Theanine from sustainable and reliable suppliers. This ensures consistent purity, potency, and alignment with global safety regulations. Each batch is tested for heavy metals, contaminants, and allergens to guarantee maximum safety and effectiveness for end consumers.

Manufacturing Process L-Theanine capsules

1. Ingredient Selection & Testing – Raw L-Theanine is sourced, tested, and certified for quality.

2. Encapsulation – Using FDA-certified facilities, L-Theanine powder is encapsulated in vegetarian or gelatin capsules.

3. Custom Formulations – Distributors can request blends with complementary ingredients such as magnesium, GABA, or adaptogens for synergistic effects.

4. Quality Assurance – Every batch undergoes microbial, stability, and dissolution testing before packaging.

5. Packaging & Labeling – OEM and private label services provide custom branding options to match market positioning.

Commercial Uses of L-Theanine Capsules

• Stress Support Supplements – Promotes relaxation without drowsiness.

• Focus & Cognitive Health – Popular in nootropic formulations.

• Sleep Support – Often combined with melatonin or herbal extracts.

• Wellness & Lifestyle Brands – Used in daily stress-relief formulas for broad consumer appeal.

Ingredients of L-Theanine Capsules

Each L-Theanine capsule can be customized to meet your brand’s requirements. OriginBio ensures all ingredients are carefully sourced, tested, and encapsulated in FDA-certified facilities.

Core Ingredients:

• L-Theanine (from Green Tea Extract) – Primary active ingredient, supports relaxation, focus, and stress balance.

• Capsule Shell – Available in vegetarian (HPMC) or gelatin capsules, depending on customer preference.

Optional Additions for Custom Formulas:

• Magnesium Glycinate – Enhances calming effects and supports nervous system balance.

• GABA (Gamma-Aminobutyric Acid) – Complements L-Theanine for stress and mood support.

• Vitamin B6 or B12 – Supports energy metabolism and cognitive function.

• Herbal Extracts (e.g., Ashwagandha, Chamomile, Lemon Balm) – For synergistic relaxation and sleep benefits.

• Melatonin (optional) – For advanced sleep-support blends.

Excipients (as needed for capsule stability):

• Rice flour, microcrystalline cellulose, or magnesium stearate (non-GMO, allergen-free options available).

Product Specification Table

Delivery Formats for L-Theanine Capsules

To meet diverse market demands, L-Theanine Capsules can be offered in multiple delivery formats:

• Tablets

• Gelatin capsules

• HALAL capsules

• Organic capsules

• Custom Blends

• Acid-Resistant Capsules

• Sustained-release capsules

Capsules remain the preferred format due to accurate dosing, convenience, and ease of integration into multi-ingredient formulations.

Capsule Sizes and Safety

The most common capsule sizes for L-Theanine Capsules supplements are size 0 and size 00, which typically hold 300 mg to 600 mg of standardized L-Theanine Capsules extract per capsule. OriginBio prioritize safety through:

• ISO9001 and HACCP certified

• Heavy metal and contaminant testing

• Standardized active ingredient content

• Non-GMO and allergen-free options

These measures ensure the capsules are both safe and effective for end consumers.

Contact Us For Wholesale Orders

For wholesalers and private-label brands, sourcing  L-Theanine Capsules at the best wholesale price requires working with a trusted partner that ensures quality, safety, and scalability We OEM & ODM Service 

Contact us for a quotation or technical support.

L-Theanine Capsules  Capsules Manufacturing FAQs

1. What is the minimum order quantity (MOQ) for L-Theanine capsules?

OriginBio offers flexible MOQs depending on whether you order bulk capsules or private label bottled supplements. Contact the team for specific order details.

2. Can I create a custom formula with additional ingredients?
Yes. L-Theanine can be blended with magnesium, GABA, B-vitamins, or herbal extracts to meet your brand’s unique product vision.

3. Do you provide private label packaging?
Absolutely. We offer full OEM private label services including custom packaging, bottle design, and branding support.

4. Are your L-Theanine capsules vegetarian?

Yes. We provide both vegetarian (HPMC) and gelatin capsule options to meet market demand.

5. What is the typical shelf life of L-Theanine capsules?
Each batch has a 24–36 month shelf life when stored properly in a cool, dry place.

6. Do you ship internationally?
Yes. OriginBio supplies wholesale L-Theanine capsules to distributors and brand owners worldwide, with compliance to international supplement standards.

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OriginBio

A reliable one stop nutrition supplement contract manufacturing partner