Find out what works for your body
Pick a question. Follow the protocol. Get your answer.
What Spikes Me?
3 days, free, CGM only. Eat normally and discover your personal spike profile.
Start this experiment โ19 experiments

SugarLock Challenge
TCI Bio
Expect 15-30% spike reduction with peanut skin extract
See how peanut skin extract affects your post-meal glucose. Wear a CGM for 7 days and compare your results with and without SugarLock.
Ideal for: People who spike after carb-heavy meals
Includes
- Continuous Glucose Monitor (CGM)
- SugarLock 7-day supply
- PSL app access
- +2 more
47 participants have run this experiment

Good Idea Sparkling Water Test
Good Idea Drinks
See if amino acids flatten your glucose curve
Test whether amino acid-infused sparkling water actually flattens your glucose curve. Drink before meals, wear a CGM, and see the data.
Ideal for: People curious about functional beverages
Includes
- Continuous Glucose Monitor (CGM)
- Good Idea 10-pack
- PSL app access
- +2 more
32 participants have run this experiment

White Mulberry Leaf Extract (Reducose)
Reducose
Expect 15-40% spike reduction (based on clinical data)
Reducose is a patented white mulberry leaf extract that slows carb digestion. Take it before your biggest meals, wear a CGM, and see the glucose curve difference.
Ideal for: People looking for a natural carb blocker
Includes
- Reducose supplement supply
- CGM sensor (sponsored or BYO)
- Tropical plant fiber add-on
- +2 more
30 participants have run this experiment
Dr. Lustig's Fiber to Blunt Sugar Spikes
Dr. Robert Lustig
See if fiber before meals blunts your glucose spikes
Try Dr. Robert Lustig's fiber formula before meals and see if it blunts your glucose spikes. CGM-verified experiment with sponsored sensors available.
Ideal for: People looking for a simple pre-meal hack
Includes
- Fiber supplement supply
- Freestyle Libre 3+ CGM (sponsored)
- PSL app access
- +2 more
30 participants have run this experiment

Nattokinase Powder + Tropical Plant Fiber
PSL
See how nattokinase + fiber affects your post-meal glucose
Nattokinase is a fibrinolytic enzyme from fermented soybeans. Paired with tropical plant fiber, test how the combo affects your post-meal glucose with a CGM.
Ideal for: People curious about fermented enzyme supplements
Includes
- Nattokinase + fiber supply
- Freestyle Libre 3+ CGM (sponsored)
- PSL app access
- +2 more
30 participants have run this experiment

Milk Chocolate with Monch Monch Fiber
Monch Monch
See if fiber-infused chocolate eliminates your glucose spike
Can chocolate be glucose-friendly? Monch Monch adds calorie-absorbing fiber to milk chocolate. Eat it, wear a CGM, and see if the spike disappears.
Ideal for: Chocolate lovers who want to indulge without the spike
Includes
- Monch Monch chocolate samples
- Freestyle Libre 3+ CGM (sponsored)
- PSL app access
- +2 more
30 participants have run this experiment
The Asian Meal Challenge โ Son Fish Sauce & Konjac Rice
Son Fish Sauce
See how rice pairing changes your glucose curve
Rice is a staple, but it spikes blood sugar. Test whether pairing rice with Son Fish Sauce and Konjac Orzo Rice changes your glucose curve. See your own data.
Ideal for: Rice eaters who want to eat smarter
Includes
- Son Fish Sauce + Konjac Orzo Rice samples
- Freestyle Libre 3+ CGM (sponsored)
- Asian meal protocol
- +2 more
30 participants have run this experiment

DreamPhones VNS Protocol
DreamPhones.ai
Expect 10-25% HRV improvement over 2 weeks
Wear a VNS headband for 14 nights and track how vagus nerve stimulation affects your sleep quality, HRV, and recovery. See your data day by day.
Ideal for: People with poor sleep quality or high stress
Includes
- DreamPhones VNS headband
- 14-night sleep & HRV tracking
- Vagus nerve stimulation protocol
- +2 more
28 participants have run this experiment

Blood Sugar Balance Shake with Solnul Fiber
Muniq
See if resistant starch lowers your post-meal spikes
Test how a resistant starch fiber shake affects your post-meal glucose response. Featuring Solnul prebiotic fiber designed to feed gut bacteria that regulate blood sugar.
Ideal for: People interested in gut-glucose connection
Includes
- Muniq shake samples
- CGM sensor (bring your own)
- PSL app access
- +2 more
24 participants have run this experiment

The Good Chocolate โ Zero Sugar Samplers
The Good Chocolate
See if zero-sugar chocolate truly avoids a glucose spike
Zero-sugar chocolate that claims no glucose spike. Put it to the CGM test and compare against regular chocolate. Your body, your data, your verdict.
Ideal for: People who want guilt-free chocolate backed by data
Includes
- Good Chocolate sampler pack
- CGM sensor (BYO)
- PSL app access
- +2 more
22 participants have run this experiment

Biostrips โ Guava-Flavored Reducose Strips
Biostrips
See if dissolvable strips reduce your post-meal glucose
Dissolvable guava-flavored supplement strips powered by Reducose mulberry leaf extract. Quick, convenient, and you can see your glucose response in real time.
Ideal for: People who want a convenient on-the-go carb blocker
Includes
- Biostrips sample pack
- CGM sensor (BYO)
- PSL app access
- +2 more
18 participants have run this experiment

Magic Dates โ No Sugar Spike Snack
Magic Dates
See if these dates actually skip the sugar spike
Dates are nature's candy, but do Magic Dates actually avoid the glucose spike? Wear a CGM, snack on these, and find out what your body says.
Ideal for: Snackers who want a sweet treat without the glucose hit
Includes
- Magic Dates samples
- CGM sensor (BYO)
- PSL app access
- +2 more
16 participants have run this experiment

Meal Replacement Bar with AimSlim Fiber
AimSlim
See if a fiber-enriched bar keeps your glucose flat vs a regular bar
A meal replacement bar featuring AimSlim proprietary fiber blend. Test whether it actually keeps your glucose flat compared to a regular snack bar.
Ideal for: People looking for a glucose-friendly meal replacement
Includes
- AimSlim bar samples
- CGM sensor (BYO)
- PSL app access
- +2 more
14 participants have run this experiment

Stanford Snyder Lab โ Multi-Omics Study
Stanford Medicine
Contribute to multi-omics research and get a quarterly health report
Join a Stanford longitudinal study led by Prof. Michael Snyder. Contribute your CGM, wearable, and dietary data to multi-omics research on metabolic health. IRB-approved, 90-day protocol.
Ideal for: Biohackers and science enthusiasts committed to a 90-day protocol
Includes
- CGM sensor (provided)
- Wearable HRV tracker
- Stanford-designed food logging protocol
- +3 more
8 participants have run this experiment

Stanford McLaughlin Lab โ Glucose Metabolism
Stanford Endocrinology
Compare your glucose response against a world-class research cohort
Participate in Dr. Tracey McLaughlin's insulin resistance research. Wear a CGM for 30 days, follow dietary interventions, and see how your glucose responds compared to one of the best-characterized cohorts in the world.
Ideal for: People interested in insulin resistance or clinical research
Includes
- CGM sensor (provided)
- Stanford dietary protocol
- Insulin sensitivity assessment
- +3 more
3 participants have run this experiment
Berberine Challenge
PSL
15%+ reduction in post-meal glucose spikes
Berberine is called 'nature's Ozempic' for its glucose-lowering effects. 3 days baseline, then 4 days with berberine before carb-heavy meals. See if your spike pattern actually changes.
Ideal for: Anyone curious about berberine for blood sugar, especially if you've seen the 'nature's Ozempic' claims
Includes
- Berberine supplement (7-day supply)
- CGM sensor (BYO or add-on)
- Daily meal logging protocol
- +1 more
0 participants have run this experiment
GLP-1 Food Response
PSL
Build your personal food response map on GLP-1
How does your GLP-1 medication change your glucose response to common meals? Test your top 10 meals and see which ones your body handles differently now.
Ideal for: Anyone on Ozempic, Wegovy, Mounjaro, or other GLP-1 medications
Includes
- CGM sensor
- Meal logging protocol
- Personal food response map
- +1 more
0 participants have run this experiment
GLP-1 Companion Supplement
PSL
See if the supplement moves the needle beyond GLP-1 alone
Test whether a supplement improves your metabolic response while on GLP-1. 7-day baseline on GLP-1 alone, then 7 days adding the supplement. Crossover design for clear before/after.
Ideal for: Supplement brands targeting GLP-1 users, or individuals testing add-on products
Includes
- CGM sensor
- Crossover protocol guide
- Before/after comparison report
- +1 more
0 participants have run this experiment
Muscle Preservation Protocol
PSL
Maintain glucose stability while optimizing body composition on GLP-1
GLP-1 medications cause weight loss, but up to 40% can be lean mass. Test whether a protein/exercise protocol preserves muscle while maintaining glucose benefits.
Ideal for: GLP-1 users concerned about muscle loss, fitness-minded patients
Includes
- CGM sensor
- Protein protocol guide
- Body composition assessment
- +1 more
0 participants have run this experiment
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