2026 Clinical Sports Nutrition Directory • FTC 16 CFR § 255
High-protein diets and intense endurance exercise frequently cause gut permeability and uncomfortable abdominal distension. We evaluated acid-resistant spore probiotic strains that reach the large intestine intact to support mucosal barrier integrity.
| Supplement & Score | Price / Serving | 30-Day Supply | Macros (P / C / F) | Formula Highlights | Verified Offer |
|---|---|---|---|---|---|
|
$1.65
per serving
|
$49.50/mo
30-day baseline
| Protein: 0g Carbs: 1g Fats: 0g |
| Check Price → | |
| Best Overall Value |
$0.95
per serving
|
$28.50/mo
30-day baseline
| Protein: 0g Carbs: 0g Fats: 0g |
| Check Price → |
Take our interactive Smart Stack Quiz to calculate your tailored 3-supplement stack based on budget, stimulant tolerance, and dietary restrictions.
Compute your exact Basal Metabolic Rate, daily macronutrient targets, hydration needs, and goal-matched lab-verified supplementation stack.
ProteoUltra High-Protein Digestive Enzymes offers the lowest cost per serving in our comparison at $0.95 per serving, featuring Multi-enzyme DigeZyme complex formulated for high-protein athletic meals.
BiomeShield Clinical Spore Synbiotic leads our lab comparison with Bacillus coagulans & subtilis endospores survive 100% of gastric acidity, Precision prebiotic matrix targeting athletic dysbiosis and distension, Improves peptide amino acid transit and mucosal intestinal barrier integrity at $1.65 per serving.
BiomeShield Clinical Spore Synbiotic provides 0g protein, 1g carbohydrates, and 0g fat per serving.
Compare high-potency protease enzyme complexes formulated to digest heavy protein shakes, steak, and eggs without post-meal lethargy or bloating.
Compare hydrolyzed collagen peptides and UC-II collagen for connective tissue remodeling, tendon tensile strength, and heavy load tolerance.
Compare top creatine monohydrate powders: audited for Creapure purity, ATP resynthesis speed, solubility, and price per 5g serving.
Find the highest-purity micronized Creapure supplements for explosive strength output, neurological power, and zero gastrointestinal distress.