Zenapin

product on market Capsule Rejuvica Health 🟢 Safety: 100/100
Brand: Rejuvica Health
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 77% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

1 Vegetable Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
77% Evidence Coverage

Supplement Facts — Evidence Check

2 mg (133% DV)
✅ 1.7× RDA — within safe limits 📚 76 studies (Tier A: 0, B: 33)
RDA 1.2mg This product: 2mg
2 mg (118% DV)
✅ 1.5× RDA — within safe limits 📚 12 studies (Tier A: 0, B: 1)
RDA 1.3mg This product: 2mg
10 mg (50% DV)
✅ Within RDA (0.7× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 10mg UL 35mg
10 mg (500% DV)
📊 7.7× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 10mg UL 100mg
50 mcg (13% DV)
✅ Within RDA (0.1× RDA of 0.4 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 0.05mg UL 1.0mg
100 mcg (1667% DV)
📊 41.7× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.1mg
Calcium
50 mg (5% DV)
50 mg (13% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 50mg
30 mg
📊 Market median: 450.0mg (502 products) 📚 28 studies (Tier A: 0, B: 8)
This product: 30mg
GABA
100 mg
100 mg
📊 Market median: 400.0mg (142 products) 📚 10 studies (Tier A: 0, B: 2)
This product: 100mg
50 mg
📊 Market median: 100.0mg (116 products) 📚 15 studies (Tier A: 0, B: 3)
This product: 50mg
25 mg
📊 Market median: 300.0mg (240 products) 📚 11 studies — no high-quality reviews
This product: 25mg

Other Ingredients

Microcrystalline Cellulose Cellulose Magnesium Stearate Silicon Dioxide Vanilla Flavor

Label Claims — Verification

❓ All Other
❓ Structure/Function
All Other (99% of products) Structure/Function (83% of products) Nutrient (47% of products)

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Suggested use: 1 capsule taken 1 to 2 times daily preferably with meals or as directed by a healthcare professional.

⚠️ Warnings & Precautions

Caution: Do not exceed recommended dosage. Avoid driving or operating heavy machinery while taking this product.

Not recommended for pregnant or nursing mothers or children under 18 years of age.

Not recommended for pregnant or nursing mothers or children under 18 years of age.

St. John's Wort may contribute to photosensitivity resulting in skin irritation and redness in persons exposed to strong sunlight or tanning booths.

Not for use by individuals with a known medical condition including liver disease, bipolar (manic) depression or anyone taking prescription medication including antidepressants or MAO inhibitors.

This product is manufactured and packaged in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish and crustacean shellfish.

Keep out of the reach of children.

Do not use if safety seal is damaged or missing.

If you have questions about the advisability of taking this product, consult your physician prior to use.

🧪 Formulation Notes

Supports healthy stress levels Helps enhance mood

Made with natural ingredients

Additional Information

Store in a cool, dry place.

Sourced From GMP (Good Manufacturing Practice) Certified Facility Made in the USA

Product Details

DSLD Entry Date 2022-02-23
Product Type Other Combinations
Form Capsule
Brand Rejuvica Health
DSLD ID 259570
Data Updated 2026-04-11

Research Evidence

100 Research Sources
56 Avg Quality Score
48 Systematic Review
30 Meta Analysis
13 Rct
6 Clinical Trial
1 Cochrane Review
1 Regulatory Source
B Thiamine for prevention and treatment of Wernicke-Korsakoff Syndrome in people who abuse alcohol
Systematic Review The Cochrane database of systematic reviews 2013
PubMed DOI Cochrane
B Efficacy of B-vitamins and vitamin D therapy in improving depressive and anxiety disorders: a systematic review of randomized controlled trials
Systematic Review Nutritional neuroscience 2023
PubMed DOI
B Effect of thiamine supplementation on glycaemic outcomes in adults with type 2 diabetes: a systematic review and meta-analysis
Meta Analysis BMJ open 2022
PubMed DOI
B Effect of intravenous thiamine administration on critically ill patients: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2024
PubMed DOI
B Effect of adjunctive vitamin C, glucocorticoids, and vitamin B1 on longer-term mortality in adults with sepsis or septic shock: a systematic review and a component network meta-analysis
Systematic Review Intensive care medicine 2022
PubMed DOI
B Effect of Combined Diclofenac and B Vitamins (Thiamine, Pyridoxine, and Cyanocobalamin) for Low Back Pain Management: Systematic Review and Meta-analysis
Meta Analysis Pain medicine (Malden, Mass.) 2020
PubMed DOI
B Thiamine, Ascorbic Acid, and Hydrocortisone As a Metabolic Resuscitation Cocktail in Sepsis: A Meta-Analysis of Randomized Controlled Trials With Trial Sequential Analysis
Meta Analysis Critical care medicine 2021
PubMed DOI
B The effects of thiamine supplementation on patients with heart failure: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Complementary therapies in medicine 2022
PubMed DOI
B Hydrocortisone Combined with Vitamin C and Thiamine in the Treatment of Sepsis/Septic Shock: A Systematic Review with Meta-Analysis and Trial Sequential Analysis
Meta Analysis Clinical and investigative medicine. Medecine clinique et experimentale 2023
PubMed DOI
B Thiamine for Wernicke-Korsakoff Syndrome in people at risk from alcohol abuse
Systematic Review The Cochrane database of systematic reviews 2004
PubMed Cochrane
View all evidence for Thiamine →

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