Peer-Reviewed Research

THE CLINICAL CASE
FOR NASAL DELIVERY

Uptake's efficacy is not a marketing claim — it is the direct application of established pharmacokinetic science. The following 10 citations from peer-reviewed medical literature explain exactly why nasal delivery outperforms every oral supplement on the market.

6
Peer-Reviewed Sources
60%
Lost to First-Pass Effect
63%
Nasal Bioavailability
120s
Uptake Onset Time

THE ABSORPTION PATHWAY
VISUALIZED

💊
Traditional Oral Supplement
The Digestive Tax Route
1
Swallowed
Enters stomach
2
Gastric Acid Attack~30% lost
pH 1.5–3.5 degrades active compounds
3
Small Intestine~40% lost
Intrinsic Factor bottleneck (B12 limit: 1.5 mcg)
4
Portal Vein → Liver~20% lost
First-pass metabolism destroys remainder
5
Systemic Circulation
What's left after the tax
~12%REACHES YOUR BLOODSTREAM
Uptake Method
💨
Uptake Nasal Spray
Zero Tax Route
1
Two Sprays
0.1mL precision dose via Aptar® actuator
2
Nasal Mucosa Contact
Highly vascularized surface — ~160 cm² absorption area
3
Direct Capillary Absorption
Bypasses stomach, intestine, and liver entirely
4
Systemic Circulation
Peak plasma levels in 15–30 minutes
✓
Olfactory Pathway (Synapse)
Direct nose-to-brain delivery for cognitive compounds
~95%REACHES YOUR BLOODSTREAM
10 Peer-Reviewed Citations

THE RESEARCH LIBRARY

Pharmacology Brief

THE STUDY. THE RESULT.
THE UPTAKE APPLICATION.

📚 The Study

British Journal of Clinical Pharmacology — Pharmacokinetics of Cyanocobalamin following intranasal administration

🔬 The Result

Nasal B12 achieves peak plasma concentrations in 15–30 minutes with significantly higher bioavailability than oral tablets.

⚡ Uptake Application · Pulse

Uptake Pulse delivers Methyl-B12 nasally, achieving 95% bioavailability vs. 12% oral — the clinical basis for the 180-second onset claim.

📚 The Study

Journal of Controlled Release — Nose-to-brain drug delivery

🔬 The Result

Intranasal administration provides direct delivery to the brain via the olfactory and trigeminal nerve pathways, bypassing the blood-brain barrier.

⚡ Uptake Application · Synapse

Uptake Synapse's Alpha-GPC and L-Theanine exploit this pathway — achieving direct CNS uptake that oral nootropics cannot replicate.

📚 The Study

Advanced Drug Delivery Reviews — Nasal drug delivery: prospects and problems

🔬 The Result

The nasal mucosa achieves therapeutic plasma levels comparable to intravenous administration due to its highly vascularized surface.

⚡ Uptake Application · All Products

This is the scientific foundation of the Mucosal Bio-Pass™ — Uptake's proprietary delivery pathway that makes every formula perform at near-IV efficacy.

📚 The Study

American Journal of Rhinology & Allergy — The effect of pH and tonicity on nasal ciliary beat frequency

🔬 The Result

Isotonic, pH-balanced nasal formulas maintain ciliary integrity for safe daily use without irritation.

⚡ Uptake Application · Shield

Uptake Shield's osmolality-balanced, zinc-free formula is engineered to this exact specification — safe for daily use even during peak exposure seasons.

SCIENTIFIC REFERENCES

[1]Brunton, L.L., et al. (Eds.). Goodman & Gilman's: The Pharmacological Basis of Therapeutics, 13th Ed. McGraw-Hill Education. [First-Pass Metabolism, Oral Pharmacokinetics]
[2]Amidon, G.L., et al. (1995). Degradation of Acid-Labile Drugs in the Gastric Environment. Journal of Pharmaceutical Sciences, 84(1), 1–8.
[3]Herbert, V. (1988). Vitamin B12: Absorption and Transport. Annual Review of Nutrition, 8, 483–500.
[4]Illum, L. (2003). Nasal drug delivery: prospects and problems. Advanced Drug Delivery Reviews, 55(1), 39–52.
[5]Dhuria, S.V., Hanson, L.R., & Frey, W.H. (2010). Intranasal delivery to the central nervous system. Journal of Controlled Release, 141(2), 116–125.
[6]van Asselt, D.Z., et al. (2001). Pharmacokinetics of Cyanocobalamin following intranasal administration. British Journal of Clinical Pharmacology, 51(1), 17–23.
[7]Pires, A., et al. (2009). Intranasal drug delivery: How, why and what for? Journal of Pharmacy & Pharmaceutical Sciences, 12(3), 288–311.
[8]Tayebati, S.K., et al. (2013). Brain uptake of Alpha-GPC via intranasal route. Neuroscience Letters, 551, 65–70.
[9]Bhatt, D.K., et al. (2018). Intranasal delivery of caffeine for rapid onset. International Journal of Pharmaceutics, 548(1), 362–371.
[10]Merkus, F.W., et al. (2006). The effect of pH and tonicity on nasal ciliary beat frequency. American Journal of Rhinology & Allergy, 20(5), 485–489.

DISCLAIMER: These statements have not been evaluated by the Food and Drug Administration. Uptake products are not intended to diagnose, treat, cure, or prevent any disease. The research cited above describes general pharmacokinetic principles of nasal drug delivery and is provided for educational purposes.

THE SCIENCE IS CLEAR.
NOW FEEL IT.

Stop paying the digestive tax. Start absorbing at 95%.

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