Afterdark | AD TUDCA Support | 60 CapsulesAfterdark
- SuppVault Score
- 63/100
- Per serving
- $0.83

Afterdark
300mg TUDCA per capsule. Transparent, targeted liver support.
$49.95 $54.95$0.83/servingAfterdark TUDCA Liver Support is a minimalist single-ingredient formula built around 300mg TUDCA per capsule. It’s designed for targeted bile flow, digestive comfort with heavier meals, and liver support without a bloated multi-ingredient blend.
Afterdark publishes test results from independent third-party labs. Svpplements links to the manufacturer’s data — we don’t test products ourselves.
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NAC complements TUDCA well because it supports glutathione production and antioxidant defense while TUDCA works through bile-acid physiology and hepatocyte protection. Together, they create a more complete liver-support strategy than either ingredient alone.
Take daily; NAC can be taken earlier in the day or with another meal alongside regular TUDCA use.
Fish oil adds anti-inflammatory support and can fit well in routines focused on long-term internal health markers. Pairing it with TUDCA makes sense during high-calorie phases when meal size and metabolic stress both rise.
Take with meals; can be used at the same meal as TUDCA.
Creatine handles performance and ATP regeneration while TUDCA handles support and recovery context from the inside out. This is a smart pairing for lifters who want to push training hard without ignoring foundational health support.
Creatine can be taken any time daily; TUDCA is best taken with meals.
A multivitamin fills basic micronutrient gaps while TUDCA provides specialized bile-acid-based support. The pairing works well for users who want a simple but comprehensive health baseline rather than an all-in-one megaproduct.
Take both with meals according to label directions.
Likely stronger category leadership and broader brand recognition in standalone TUDCA.
Both appeal to users wanting straightforward, single-ingredient TUDCA support.
This formula wins for simplicity and exact TUDCA-only dosing without blend complexity.
Both target users who want direct bile-acid support from a dedicated TUDCA product.
Side-by-side against the closest competitors. Score reflects clinical dosing, transparency, and testing.
Afterdark | AD TUDCA Support | 60 CapsulesAfterdark
Apollon Nutrition | TUDCA | 60 CapsulesApollon Nutrition
Likely stronger category leadership and broader brand recognition in standalone TUDCA.
Compare side-by-side →
Enhanced | TUDCA | 60 CapsulesEnhanced
Both appeal to users wanting straightforward, single-ingredient TUDCA support.
Compare side-by-side →
Afterdark | OrganX | 150 CapsulesAfterdark
This formula wins for simplicity and exact TUDCA-only dosing without blend complexity.
Compare side-by-side →Comparison data combines live storefront pricing with our SuppVault analysis. Competitor scores reflect public-label data; manufacturer-side changes may not be reflected in real time.
Afterdark TUDCA Liver Support is a minimalist, purpose-built hepatobiliary formula built around one ingredient: Tauroursodeoxycholic Acid, or TUDCA, at 300mg per capsule. That simplicity is the point. Instead of hiding behind a “liver blend” full of underdosed milk thistle, NAC, dandelion, and label-dressing botanicals, this formula focuses on one of the most respected bile acids used in sports supplementation for liver and gallbladder support. If your goal is targeted support for bile flow, digestive tolerance to higher-fat intake, and protection against liver stress, a single-ingredient TUDCA formula is often the cleaner, more controllable approach.
TUDCA is a taurine-conjugated bile acid derivative best known for supporting healthy bile composition and bile movement while reducing stress at the hepatocyte level. Mechanistically, it acts as a cytoprotective bile acid and chemical chaperone, helping reduce endoplasmic reticulum stress, stabilize mitochondrial function, and protect liver cells from bile acid-induced injury. That matters because many forms of liver stress involve impaired bile handling, oxidative strain, and inflammatory signaling that make liver cells more vulnerable over time. TUDCA is also used for its role in promoting healthier bile flow, which is why many users notice not just “liver support” on paper, but better digestion of fattier meals and less of that heavy, backed-up feeling that often shows up during aggressive bulks or oral cycles.
Dose matters here. This formula provides 300mg per capsule, which sits at the low end of the commonly used supplemental range and squarely within a practical daily dose for general liver support. Clinical and practitioner use of TUDCA spans roughly 250mg to much higher daily totals depending on indication, with 250-500mg/day being a common real-world range for general hepatobiliary support and 500-1,000mg+ used in more aggressive protocols. At 1 capsule daily, Afterdark gives you a reasonable foundational dose. At the brand-suggested 2 capsules daily, you reach 600mg—a stronger and more compelling intake for users who want a more robust level of support.
Because this is a one-ingredient formula, the synergy analysis is simple but important: the entire strategy is dose precision. TUDCA does not need stimulant support, nootropics, or herbal “detox” marketing. Its job is to support bile acid balance, liver cell resilience, and digestion. That makes it easy to pair with other staples like NAC, fish oil, creatine, or high-protein meal plans without overlapping mechanisms in a sloppy way.
Transparency is a major strength here. There is no proprietary blend and no hidden active matrix—just 300mg TUDCA per capsule. In a category full of fairy-dusted “liver defense” products, full disclosure matters because it lets you evaluate the formula against real-world use and published dosing norms.
What should you expect? Day 1 is not dramatic. This is not a stimulant or pump product. Some users notice smoother digestion with meals, especially higher-fat meals, within the first several days. Over 2-4 weeks of consistent use, the value is more cumulative: better digestive comfort, more structured liver-support coverage during demanding training or supplement phases, and a more intelligent foundation for people who want proactive support rather than reactive cleanup.
TUDCA is a taurine-conjugated bile acid that participates in hepatobiliary transport and bile acid homeostasis. Supplemental TUDCA is used to support bile flow dynamics and improve tolerance to conditions where bile handling may be strained. This matters particularly when dietary fat intake rises, because emulsification and downstream digestive comfort are tightly linked to bile availability. In practical supplementation, this is one of the main reasons athletes use TUDCA during heavy eating phases.
A distinguishing mechanistic feature of TUDCA is its role as a chemical chaperone. It has been studied for helping reduce endoplasmic reticulum stress by stabilizing protein folding environments within cells. Lower ER stress can improve overall cellular resilience in tissues exposed to metabolic load, especially hepatocytes. That mechanism helps explain why TUDCA is often discussed beyond simple digestion support.
TUDCA is also associated with hepatoprotective effects through membrane stabilization, bile acid balance, and improved cellular stress handling. Mechanistically, it may help preserve mitochondrial integrity under stress conditions, which is relevant because mitochondrial dysfunction can amplify inflammatory and oxidative damage signals in the liver. This makes TUDCA attractive in sports nutrition contexts where users want targeted liver support rather than broad-spectrum botanicals. The appeal is precision rather than ingredient count.
Single-ingredient formulas solve a major problem in the organ-support category: hidden underdosing inside kitchen-sink blends. When TUDCA is listed alone at a declared amount, users can accurately titrate intake and build protocols around actual exposure. This is especially useful because real-world use often centers on daily consistency and sometimes escalating from one capsule to two. Transparent dosing is therefore part of the formula’s functional value, not just a label preference.
Verified athletes can view NCAA, WADA, and high-school compliance status for this product.
* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your physician before use if you have a medical condition or take medications.
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