OPTIMUM NUTRITION
Optimum Nutrition Gold Standard Pre-Workout
- Caffeine per serving
- 175 mg
- Price per serving
- $0.95
- Main actives at researched doses
- 2 of 4
- Label observed
- July 26, 2026
- Confirmed formula changes
- 0
Comparison · Dated labels
Optimum Nutrition Gold Standard Pre-Workout vs Bucked Up Pre-Workout
THE SHORT ANSWER
Optimum Nutrition Gold Standard Pre-Workout declares 175 mg of caffeine per serving and Bucked Up Pre-Workout declares 200 mg, on labels observed July 26, 2026 and August 18, 2026. At the prices FormulaSignal observed, Optimum Nutrition Gold Standard Pre-Workout costs $0.95 a serving and Bucked Up Pre-Workout $1.43. They share 1 declared active ingredient; Optimum Nutrition Gold Standard Pre-Workout lists 10 the other does not, and Bucked Up Pre-Workout lists 6.
Every figure here is read from the FormulaSignal Record, from each brand's own product page, with the date it was observed. No winner is declared and no product is scored.
At a glance
Two labels, the same five facts.
BUCKED UP
Bucked Up Pre-Workout
- Caffeine per serving
- 200 mg
- Price per serving
- $1.43
- Main actives at researched doses
- 2 of 3
- Label observed
- August 18, 2026
- Confirmed formula changes
- 0
Which fits you
Choose by what you care about.
Each line is a measured difference between the two labels, not a verdict. Nothing here says either product works, or is safe for you.
You want less caffeine per serving: Optimum Nutrition Gold Standard Pre-Workout
175 mg against 200 mg declared per serving. Less is not safer and more is not better; how much suits you is a question for a clinician.
Cost per serving matters most: Optimum Nutrition Gold Standard Pre-Workout
$0.95 against $1.43 a serving at the prices FormulaSignal observed (Jul 23, 2026). Not every price here is established as a list price.
You want every amount on the label: Bucked Up Pre-Workout
Every declared ingredient on Bucked Up Pre-Workout carries its own amount; Optimum Nutrition Gold Standard Pre-Workout states at least one amount only as a blend total or not at all.
You want more of the main actives at researched doses: Bucked Up Pre-Workout
2 of 3 main actives on Bucked Up Pre-Workout sit inside the dose range the cited research used, against 2 of 4 on Optimum Nutrition Gold Standard Pre-Workout. A comparison of numbers, not of how well either works.
Side by side
ON Gold Standard Pre and Bucked Up Pre-Workout, line by line.
The same fields the FormulaSignal API and MCP server return for this pair.
| Field | ON Gold Standard Pre | Bucked Up Pre-Workout |
|---|---|---|
| Caffeine per serving The Record's total across every declared caffeine source. Neither direction is better. | 175 mg | 200 mg |
| Price per serving Observed package price divided by the stated serving count. The basis of each price is on the product's Record. | $0.95 | $1.43 |
| Monthly cost at five uses a week | $20.58 | $30.98 |
| Servings per container | 30 | 30 |
| Ingredients with a disclosed amount A proprietary blend total counts as one amount, and the split inside it stays undisclosed. | 17 of 17 | 11 of 11 |
| Main actives inside researched doses Declared amounts measured against the range the cited research used. Not a measure of effectiveness. | 2 of 4 | 2 of 3 |
| Documented cautions | None on file | Alpha-GPC 50% material, Deer Antler Velvet Extract |
| Regulatory records A filing exists. It is not a finding about safety. | None on file | None on file |
| Confirmed formula changes Zero means none confirmed, not that the formula never changed. | 0 | 0 |
| Label observed | July 26, 2026 | August 18, 2026 |
Ingredient by ingredient
What both declare, and what only one does.
Matched by FormulaSignal's normalized identity, so two brand names for the same compound line up and two forms of one ingredient do not. Vitamins, minerals and electrolytes are left out; caffeine is compared as a total above.
| Declared by both | ON Gold Standard Pre | Bucked Up Pre-Workout |
|---|---|---|
| Beta-alanine | 1.5 g | 2000 mg |
Only on Optimum Nutrition Gold Standard Pre-Workout
- Vitamin D (as Cholecalciferol): 12.5 mcg
- Thiamin (as Thiamin Hydrochloride): 2 mg
- Niacin: 20 mg
- Pantothenic Acid (as D-Calcium Pantothenate): 10 mg
- Creatine monohydrate: 3 g
- AstraGin: 25 mg
- L-citrulline: 750 mg
- Acetyl-L-Carnitine Hydrochloride: 375 mg
- N-Acetyl L-Tyrosine: 250 mg
- Citrus Bioflavonoid Complex: 100 mg
Only on Bucked Up Pre-Workout
- Citrulline malate: 6000 mg
- Alpha-GPC 50% material: 200 mg
- Taurine: 100 mg
- Deer Antler Velvet Extract: 50 mg
- AstraGin (Astragalus membranaceus (root), Panax notoginseng (root)): 25 mg
- Senactiv: 25 mg
Which label?
Which label is a number from?
A caffeine figure without a date may describe a label that is no longer sold. These are the changes FormulaSignal has confirmed for this pair, and what each brand's shelf showed.
Bucked Up Pre-Workout: FormulaSignal could not read Bucked Up's product page at its last check. That is a fact about the page, not a finding that the product was discontinued.
Evidence
Open the sources behind every figure.
Each product's Record lists every capture, with both its observation and access dates.
Optimum Nutrition Gold Standard Pre-Workout: label
Optimum Nutrition · P1 · observed July 26, 2026
Open source evidenceOptimum Nutrition Gold Standard Pre-Workout: price
Optimum Nutrition · observed price, basis not established · observed July 23, 2026
Open source evidenceBucked Up Pre-Workout: label
Bucked Up · P1 · observed August 18, 2026
Open source evidenceBucked Up Pre-Workout: price
Bucked Up · observed price, basis not established · observed July 23, 2026
Open source evidence
Questions
ON Gold Standard Pre vs Bucked Up Pre-Workout: common questions
Which has more caffeine, ON Gold Standard Pre or Bucked Up Pre-Workout?
Bucked Up Pre-Workout declares 200 mg per serving and Optimum Nutrition Gold Standard Pre-Workout 175 mg, on the labels observed August 18, 2026 and July 26, 2026. More caffeine is not better; what suits you is a question for a clinician.
Is ON Gold Standard Pre stronger than Bucked Up Pre-Workout?
If “stronger” means caffeine, Bucked Up Pre-Workout declares more (200 mg against 175 mg). FormulaSignal does not rate how strong a product feels; that is an experience question the labels cannot answer.
Which is cheaper per serving?
Optimum Nutrition Gold Standard Pre-Workout, at $0.95 a serving (observed price, basis not established on Jul 23, 2026), against Bucked Up Pre-Workout at $1.43 a serving (observed price, basis not established on Jul 23, 2026).
Has either formula changed?
FormulaSignal holds no confirmed change for either product. That is a statement about the Record, not a finding that neither formula ever changed.
Keep comparing
Other comparisons with these two.
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- Bucked Up Pre-Workout vs GHOST Legend
- Beyond Raw LIT V2 Pre-Workout vs Bucked Up Pre-Workout
- Bucked Up Pre-Workout vs Transparent Labs BULK
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- Alani Nu Pre-Workout vs Bucked Up Pre-Workout
Lists that include both
- The cheapest pre-workouts per servingON Gold Standard Pre #6, Bucked Up Pre-Workout #33
- Clinically dosed pre-workouts, checked against the researchON Gold Standard Pre #51, Bucked Up Pre-Workout #39
Every comparison · Pre-workout lists · What the Record covers
Considering both?
Keep them in your Locker, free.
Save either one as Considering. Your Locker keeps the dated label reference, and optional monitoring tells you if a formula you rely on changes before you reorder.