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Resar marketplace

Research-ranked health products.

Filter by evidence strength, safety context, and research confidence — not marketing. Every product ties each claim to indexed papers you can read yourself.

Early registry — 63 evidence-reviewed products

29 health categories with at least one reviewed listing (Supplements, Skincare, Fitness, …). We only show categories that have products — nothing is padded to look bigger.

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High evidence Strong safety context Supplements Skincare Fitness Sleep

11 products

Match to a goal

Oura Ring Gen3 Heritage - Black - Size 8 - Smart Ring - Size First with Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - 5-7 Days Battery Life

AI-curated evidence

WearablesSleepHeart HealthFitness

Oura

Oura Ring Gen3 Heritage - Black - Size 8 - Smart Ring - Size First with Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - 5-7 Days Battery Life

Top verified claim

Oura Ring Gen3 Heritage - Black - Size 8 - Smart Ring - Size First with Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - 5-7 Days Battery Life may be relevant for shoppers focused on grip strength, hand function, forearm training, or rehabilitation support; this claim is conservative because it is based on metadata-ranked evidence.

78

Evidence

80

Safety

68

Confidence

Direct product evidence

AI-curated evidence

$260.94View evidence page

Creatine Monohydrate Micronized 5g (Unflavored)

AI-curated evidence

FitnessNutritionSleepCognitive Enhancement

Thorne

Creatine Monohydrate Micronized 5g (Unflavored)

Top verified claim

Increases gains in muscle strength and lean mass when combined with resistance training.

77

Evidence

59

Safety

81

Confidence

Direct product evidence

AI-curated evidence

$42.00View evidence page

Yes4All Cast Iron Kettlebell, Strength Training Kettlebells 5-80 Lb (5,10,15,20,25,30,35,40,45,50,60,70,80 Lb) for Full Body Workout, Push up, Strength Training - Single & Kettlebell Set of 2 for Men

AI-curated evidence

Yes4All

Yes4All Cast Iron Kettlebell, Strength Training Kettlebells 5-80 Lb (5,10,15,20,25,30,35,40,45,50,60,70,80 Lb) for Full Body Workout, Push up, Strength Training - Single & Kettlebell Set of 2 for Men

Top verified claim

Regular use can increase grip strength by several kilograms, supporting daily tasks and functional independence.

73

Evidence

72

Safety

68

Confidence

Direct product evidence

AI-curated evidence

$12.60View evidence page

TRX Pro3 Suspension Trainer + TRX Training 6 Month On-Demand Membership

AI-curated evidence

TRX

TRX Pro3 Suspension Trainer + TRX Training 6 Month On-Demand Membership

Top verified claim

Regular grip training can support overall healthspan and functional vitality as you age.

73

Evidence

69

Safety

68

Confidence

Direct product evidence

AI-curated evidence

$239.95View evidence page

Dymatize Performance Protein Shake, Cocoa Pebbles, 30g Protein, 6.1g BCAA for Muscle Recovery, No Added Sugar, Low Fat, 24 Vitamins and Minerals, Gluten-Free, Ready to Drink, On-the-Go Snack, 11.5fl oz, 12 pack

AI-curated evidence

SupplementsRecoveryFitness

Dymatize

Dymatize Performance Protein Shake, Cocoa Pebbles, 30g Protein, 6.1g BCAA for Muscle Recovery, No Added Sugar, Low Fat, 24 Vitamins and Minerals, Gluten-Free, Ready to Drink, On-the-Go Snack, 11.5fl oz, 12 pack

Top verified claim

Supports faster muscle recovery and reduces post‑exercise soreness

70

Evidence

66

Safety

73

Confidence

Direct product evidence

AI-curated evidence

$33.99View evidence page

Adjustable Hand Grip Strengthener (10-130 lb)

AI-curated evidence

FitnessBiomarker Testing

GD Grip

Adjustable Hand Grip Strengthener (10-130 lb)

Top verified claim

Grip strength strongly predicts all-cause and cardiovascular mortality across populations.

68

Evidence

75

Safety

64

Confidence

Category-level evidence

AI-curated evidence

$29.95View evidence page

PlantFusion Complete Vegan Protein Powder - Plant Based Protein Powder With BCAAs, Digestive Enzymes and Pea Protein - Keto, Gluten Free, Soy Free, Non-Dairy, No Sugar, Non-GMO - Vanilla Bean 2 lb

AI-curated evidence

SupplementsFitnessRecovery

PlantFusion

PlantFusion Complete Vegan Protein Powder - Plant Based Protein Powder With BCAAs, Digestive Enzymes and Pea Protein - Keto, Gluten Free, Soy Free, Non-Dairy, No Sugar, Non-GMO - Vanilla Bean 2 lb

Top verified claim

May support cellular health and longevity by influencing telomere length

63

Evidence

68

Safety

75

Confidence

Direct product evidence

AI-curated evidence

$49.85View evidence page

Shakeology Whey Protein Powder Blend - Gluten Free, Superfood Protein Shake with Vitamins and Minerals - Helps Support Healthy Weight Loss, Lean Muscle Support, Gut Health - Chocolate, 30 Servings

AI-curated evidence

SupplementsGut HealthFitness

BODi

Shakeology Whey Protein Powder Blend - Gluten Free, Superfood Protein Shake with Vitamins and Minerals - Helps Support Healthy Weight Loss, Lean Muscle Support, Gut Health - Chocolate, 30 Servings

Top verified claim

May support more efficient protein digestion and faster amino‑acid uptake, aiding lean‑muscle maintenance

62

Evidence

48

Safety

74

Confidence

Direct product evidence

AI-curated evidence

$134.95View evidence page

WHOOP 5.0/MG Activity Tracker - 12 Month Membership - Health and Fitness Wearable – 24/7 Activity and Sleep Tracker, Personalized Coaching, Menstrual Cycle Insights – 14+ Days Battery Life

AI-curated evidence

WearablesFitnessSleepRecovery

WHOOP

WHOOP 5.0/MG Activity Tracker - 12 Month Membership - Health and Fitness Wearable – 24/7 Activity and Sleep Tracker, Personalized Coaching, Menstrual Cycle Insights – 14+ Days Battery Life

Top verified claim

Gamified wearables can boost daily activity levels, supporting cardiovascular and metabolic health over the long term.

61

Evidence

62

Safety

75

Confidence

Direct product evidence

AI-curated evidence

$359.00View evidence page

ProMix Nutrition Whey Protein Isolate Powder, Chocolate - Grass-Fed - Post Workout Fitness & Nutrition Shakes, Smoothies, Baking & Cooking Recipes - Gluten-Free & Keto-Friendly - 5lb

AI-curated evidence

SupplementsFitnessRecovery

ProMix Nutrition

ProMix Nutrition Whey Protein Isolate Powder, Chocolate - Grass-Fed - Post Workout Fitness & Nutrition Shakes, Smoothies, Baking & Cooking Recipes - Gluten-Free & Keto-Friendly - 5lb

Top verified claim

May support post‑exercise muscle recovery by delivering higher circulating essential amino acids

60

Evidence

66

Safety

73

Confidence

Direct product evidence

AI-curated evidence

$129.99View evidence page

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 6 Pound (Packaging May Vary)

AI-curated evidence

SupplementsFitnessRecoveryImmune Health

Optimum Nutrition

Optimum Nutrition Serious Mass, Weight Gainer Protein Powder, Mass Gainer, Vitamin C and Zinc for Immune Support, Creatine, Chocolate, 6 Pound (Packaging May Vary)

Top verified claim

Supports maintenance of muscle mass during aging

53

Evidence

66

Safety

73

Confidence

Direct product evidence

AI-curated evidence

$44.00View evidence page