Dark Labs | Flame V3 | 25 ServingsDark Labs
- SuppVault Score
- 97/100
- Per serving
- $2.0

Dark Labs
400mg caffeine, 220mg DMHA, fully disclosed high-stim intensity
$49.90 $54.99$1.99/servingScored on what's in the tub, not the marketing.
The label is the formula. We score it either way.
Dark Labs Flame V3 is a fully disclosed high-stim pre-workout built for urgency, aggression, and central drive. It prioritizes hard-hitting energy and mood over full-spectrum performance support. A full scoop delivers 400mg total caffeine plus an advanced stimulant matrix.
| Ingredient | Amount Per Serving | % Daily Value |
|---|---|---|
| 2-Aminoisoheptane (DMHA) | 220mg | † |
| Agmatine Sulfate | 1000mg | † |
| Arginine AKG | 500mg | † |
| Beta-Phenylethylamine | 300mg | † |
| Caffeine Anhydrous | 300mg | † |
| Caffeine Citrate | 200mg | † |
| Isopropylnorsynephrine HCl | 50mg | † |
| N-Phenethyl Dimethylamine Citrate | 220mg | † |
| Naringin | 25mg | † |
| Rauwolfia (Rauwolfia vomitoria) Leaf Extract | 1.5mg | † |
† Daily Value (DV) not established for this ingredient.
Dark Labs publishes test results from independent third-party labs. Svpplements links to the manufacturer’s data — we don’t test products ourselves.
Discount applied automatically in cart.
Flame V3 is almost entirely acute stimulation with no creatine support. Adding 3-5g daily creatine monohydrate complements the formula by supporting phosphocreatine replenishment, high-intensity output, and long-term strength adaptation that this pre-workout does not cover.
Any time daily; can be taken with Flame V3 pre-workout or with a post-workout meal
High-stim formulas can increase sweating, body heat, and perceived exertion, especially with isopropylnorsynephrine and alpha-yohimbine support. A dedicated electrolyte product helps maintain fluid balance, muscle contraction quality, and training output when the stimulant profile pushes pace and thermogenesis upward.
Sip during training or begin 15-20 minutes before training alongside Flame V3
Because Flame V3 is very light on performance substrates, pairing it with intra-workout carbs and essential amino acids can improve session durability during long or high-volume training. This is especially useful on a cut, where the stimulant stack suppresses appetite but the workout still demands fuel.
Begin sipping at the start of training and continue throughout the session
Flame V3 gives you 1,000mg agmatine, but it is not a comprehensive pump product. Pairing it with a stim-free formula rich in citrulline, nitrates, or glycerol adds the blood-flow, cell-hydration, and endurance support missing from this otherwise CNS-dominant pre-workout.
Take 20-30 minutes pre-workout with Flame V3, adjusting serving size based on total ingredient load
This formula changes how the workout feels, but it does not directly cover recovery nutrition. A fast-digesting protein source after training supports muscle protein synthesis and helps close the loop between the hard session Flame V3 creates and the recovery process needed to benefit from it.
Use post-workout or anytime daily to help meet total protein targets
Both target advanced high-stim users, with similarly aggressive positioning and intense workout energy.
Flame V3 has a more thermogenic, cutting-oriented feel with strong urgency and appetite suppression.
Maniaco is often the better pick for users wanting a more balanced high-stim pre-workout experience.
Crack Diamond generally appeals more to users seeking a premium, category-leading hardcore stim experience.
Side-by-side against the closest competitors. Score reflects clinical dosing, transparency, and testing.
Dark Labs | Flame V3 | 25 ServingsDark Labs
Both target advanced high-stim users, with similarly aggressive positioning and intense workout energy.
Compare side-by-side →
Dark Labs | Crack OG | 40 ServingsDark Labs
Flame V3 has a more thermogenic, cutting-oriented feel with strong urgency and appetite suppression.
Compare side-by-side →
Dark Labs | Maniaco | 20 ServingsDark Labs
Maniaco is often the better pick for users wanting a more balanced high-stim pre-workout experience.
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.
Dark Labs Flame V3 is a fully disclosed, high-stimulant pre-workout built for intensity, urgency, and central nervous system drive—not for broad-spectrum evidence-based sports performance. That distinction matters. This formula is not trying to be a daily clinical-performance product with full doses of citrulline, beta-alanine, creatine, and hydration support. It is formulated as a hardcore stim-forward experience: fast onset, elevated catecholamines, sharper mood, suppressed fatigue perception, and a distinctly aggressive training state.
The backbone starts with 400mg total caffeine from two sources: 300mg caffeine anhydrous plus 200mg caffeine citrate. Because caffeine citrate is roughly half caffeine by weight, that 200mg contributes about 100mg actual caffeine, bringing the total to 400mg. Anhydrous gives the hard, reliable baseline of wakefulness and alertness. Citrate generally hits quickly, so the combination is designed to produce both rapid onset and sustained stimulation.
The second major driver is 2-aminoisoheptane at 220mg, a dose slightly above the commonly cited 150-200mg range used in modern stimulant products. Mechanistically, DMHA acts as a monoamine releasing agent and reuptake inhibitor, increasing dopamine and norepinephrine signaling. In practice, that usually means stronger drive, elevated mood, increased pain tolerance, and a more forceful "locked-in" training state than caffeine alone. Evidence in humans is limited, and that is important to say plainly: this ingredient is used because of its strong real-world stimulant effect, not because it has a deep modern clinical sports-nutrition literature.
N-Phenethyl Dimethylamine Citrate at 220mg adds another layer of CNS stimulation and mood elevation. This category of phenethylamine-type compounds is typically included for perceived euphoria, mental brightness, and motivation. Beta phenylethylamine at 300mg pushes that same experiential profile further, although PEA is rapidly broken down in the body and often feels short-lived on its own.
That is where naringin at 25mg becomes strategically relevant. Naringin is a flavanone glycoside known to inhibit CYP3A4 and P-glycoprotein, which can slow the metabolism and clearance of co-ingested compounds. At 25mg, it sits within the studied range for bioavailability effects and likely functions here as a pharmacokinetic amplifier—helping the stimulant complex feel longer-lasting and more pronounced.
Isopropylnorsynephrine HCl at 50mg and rauwolfia vomitoria extract at 1.5mg standardized to 90% alpha yohimbine reinforce the formula's thermogenic and appetite-suppressive edge. These ingredients are associated with adrenergic stimulation: more urgency, more body heat, more "get moving" energy, and for some users, a sharper edge during cutting phases. They also increase the risk of overstimulation in sensitive individuals.
On the pump side, agmatine sulfate at 1,000mg is a meaningful inclusion. Agmatine modulates nitric oxide pathways and can support vasodilation and the dense, pressure-style pump many users notice in stim formulas that would otherwise feel one-dimensional. Arginine AKG at 500mg is the weak point: this is well below the 3-6g range generally used in vasodilation research, so it is best viewed as a minor supporting ingredient rather than a serious standalone pump dose.
As a system, the formula stacks caffeine, DMHA, phenethylamine derivatives, synephrine-like adrenergic stimulation, alpha-yohimbine, and naringin to create a prolonged, intense CNS-heavy workout experience. The transparency is excellent—no proprietary blend, every active disclosed. Day 1, expect fast-rising energy, mood lift, appetite suppression, and a very assertive stimulant feel. Over 2-4 weeks, you do not get creatine saturation or beta-alanine loading benefits here; what changes instead is your familiarity with the hit and, if overused, likely stimulant tolerance.
Using both caffeine anhydrous and caffeine citrate can shape the onset profile of stimulation. The citrate form is more soluble and may contribute to a faster perceived ramp, while anhydrous provides a dense baseline stimulant load. Together they increase adenosine receptor antagonism, catecholamine signaling, and wakefulness. In practice, this supports both early activation and a sustained stimulatory phase.
Agmatine is a decarboxylated arginine metabolite that influences nitric oxide signaling, vascular tone, and imidazoline receptor pathways. Rather than acting as a simple direct vasodilator, it modulates multiple enzymatic and signaling systems tied to blood flow perception. At 1,000mg, it is meaningfully dosed for pump-oriented support in a stim-heavy formula. This helps preserve some muscle fullness even when the overall formula emphasizes central stimulation.
Phenethylamine-class compounds are typically included for acute mood elevation, motivational drive, and a more pronounced central nervous system feel. Mechanistically, they are associated with transient increases in monoaminergic signaling, especially pathways tied to dopamine and norepinephrine. Their effects are often short-lived unless paired with a broader stimulant stack. In a formula like this, they contribute to urgency, sharper mental intensity, and a more aggressive workout state.
Adrenergic stimulants can increase sympathetic nervous system output, which raises perceived energy, body heat, and training urgency. These mechanisms are also linked to reduced hunger and stronger fasted-training tolerance in some users. The tradeoff is a higher likelihood of jitteriness, increased heart rate, or overstimulation in sensitive individuals. That risk-reward profile is central to how hardcore thermogenic pre-workouts are formulated.
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.
Drop your number and our team will instantly text you.
Our team is on it. Check your texts — real advice, real fast.
70
64
97
69
Secure sign in
Svpplements uses Shopify Customer Accounts for protected login, order history, and account data.