Corn is not listed as an ingredient but it’s also not part of the common allergen list of ingredients that they are free of.

Manufactured by SFI USA Reno, NV 89521

Klaire LabsSFI Health Vitamin D3 5000 IU - High Potency Vitamin D 125mcg - Immune Support - Helps Promote Bone & Heart Health - Hypoallergenic (100 Capsules)

Klaire LabsSFI Health Vitamin D3 5000 IU - High Potency Vitamin D 125mcg - Immune Support - Helps Promote Bone & Heart Health - Hypoallergenic (100 Capsules)

Q: Are Prothera vitamin D3 vegan or comes from lanolin?

From what I read on the label, it contains Cellulose, vegetarian capsule (hydroxpropyl methycellulose, water), L-leucine, and silicon dioxide. Hope That helps.

Q: Is prothrera same is klaire labs? my recent order does not say prothera?

Yes. ProThera and Klaire Labs have unified under Klaire Labs Brand. The products ingredients didn't change.

Product ID: 31678316

Secure Transaction

Details

Brand
Klaire Labs
Item Form
Capsule
Primary Supplement Type
Vitamin D3
Diet Type
Gluten Free
Flavor
Unflavored

🌿Hypoallergenic & clean formula

💊5000 IU high-potency D3

🦴Supports bone & heart health

Frequently Bought Together

Klaire Labs Vitamin D3 5000 IU - High Potency Vitamin D 125mcg - Immune Support - Helps Promote Bone & Heart Health - Hypoallergenic (100 Capsules)

Klaire Labs SFI Health Magnesium Glycinate Complex - Bioavailable, Chelated Magnesium Supplement for Sensitive Individuals - Hypoallergenic Magnesium Capsules to Support Healthy Nerves (100 Capsules)

Klaire Labs SFI Health Magnesium Citrate - Readily Soluble Magnesium Supplement for Women & Men - 150mg Magnesium Citrate Capsules - Support Healthy Relaxation & Bone Health (90 Capsules)

Description

💥 Elevate your wellness game with Klaire Labs’ powerhouse Vitamin D3!

BIOAVAILABLE NATURAL D 3 - Utilizes cholecalciferol, the naturally derived form of vitamin D, for optimal absorption and effectiveness.
POWER PACKED 5000 IU D 3 - Maximize your daily vitamin D with a potent 125mcg dose per capsule for superior immune and bone support.
CLINICALLY TRUSTED SINCE 1969 - Backed by decades of physician collaboration, ensuring purity and efficacy you can rely on.
CLEAN HYPOALLERGENIC FORMULA - Free from common allergens and artificial additives—perfect for sensitive, health-conscious professionals.
SUPPORTS VITAL BONE HEART HEALTH - Enhances calcium and phosphorus metabolism to maintain strong bones and a healthy cardiovascular system.

Klaire Labs SFI Health Vitamin D3 delivers a high-potency 5000 IU (125mcg) dose of bioavailable, naturally derived cholecalciferol per capsule. Designed to support immune function, bone density, and heart health, this hypoallergenic formula is free from common allergens and artificial additives. Trusted by healthcare practitioners since 1969, it’s ideal for professionals seeking clean, effective supplementation to complement limited sun exposure or dietary intake.

Have a Question? See What Others Asked

Are Prothera vitamin D3 vegan or comes from lanolin?

Are these corn-free?

Is this made in USA

Is prothrera same is klaire labs? my recent order does not say prothera?

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products