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With the THORNE - Vitamin D-5, THORNE aims to offer quality nutrition that fits your lifestyle.
A daily vitamin supplement to help fill nutritional gaps in your routine.
THORNE's vitamin D supplement supports bone health, immune function, and calcium absorption.
NSF Certified for Sport — tested for banned substances and label accuracy, making it a trusted choice for competitive athletes.
A practical addition to your daily wellness routine.
Suitable for vegetarians, so you can supplement confidently on a plant-inclusive diet.
Priced competitively, offering solid value without cutting corners on quality.
Typically ranges from $18–$21 — a competitive price point for the US market.
If THORNE is a brand you trust, this product reinforces that confidence.
The brand behind this product — their story and what they stand for.
Physician-trusted supplement brand used by elite athletes and partnered with Mayo Clinic. NSF Certified for Sport.
Understand which fitness goals this product is best suited for.
General Health
A solid addition to your daily wellness routine, supporting overall nutrition and vitality.
A quick look at pricing, tier, and how it stacks up against the category average.
Step-by-step usage instructions so you get the most out of every serving.
Take the recommended dose as indicated on the pack — usually 1 tablet/capsule per day.
Consume with a meal for better absorption, especially fat-soluble vitamins (A, D, E, K).
Maintain consistency — vitamins work best with daily, long-term use.
Get a blood test before supplementing to identify actual deficiencies. Vitamin D and B12 are commonly low in India.
See how this product compares to similar options in its category.
| This Product | AG1 | NUTRAHARMONY | NatureWise | |
|---|---|---|---|---|
| Price | $20.00 | $34.99 | $40.70 | $5.99 |
| Per Serving | - | $2.50/serving | $1.36/serving | - |
| Servings | — | 14 | 30 | — |
| Lab Tested | ✓ | ✓ | ✗ | ✓ |
| Rating | 4.8 ★ | 4.0 ★ | 5.0 ★ | 4.5 ★ |
Common questions about this product — answered clearly and honestly.
Yes, this product is vegetarian-friendly. It does not contain any non-vegetarian ingredients.
Yes, this product has been lab tested by NSF Certified for Sport. Third-party lab testing verifies that the product contains what the label claims, giving you confidence in its quality and purity.
AG1
AG1 Athletic Greens Superfood and Probiotic, 75 Vitamins, Travel Pack 14ct
NUTRAHARMONY
NUTRAHARMONY Biotin, Collagen, Keratin Capsules & Vitamin B-Complex Gummies
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NatureWise
NatureWise Vitamin B Complex for Women and Men - with Folic Acid Biotin B1 B2 B3 B6 B12 - Support Cellular Energy & Mental Clarity - Gluten & Dairy Free, Non-GMO - 60 Softgels[2-Month Supply]
Nature's Bounty
Nature's Bounty Optimal Solutions Hair, Skin & Nails with Biotin and Collagen, Citrus-Flavored Gummies Vitamin Supplement, 2500 mcg, 80 Ct, 40 Total Servings
In-depth guides and articles to help you make a more informed choice.
