REGO Cherry Juice vs. Recovery Capsules: What's the Difference Between These Two "Recovery" Products?
For readers preparing for the season, or those who want to optimize their recovery after long-distance training or competitions but are unsure about the difference between "drinking juice" and "taking capsules."
1Both called "recovery," but they address different issues.
Post-exercise recovery actually involves several aspects – muscle and joint discomfort, internal oxidative and inflammatory stress, and sleep as the fundamental recovery window. Lumping all of these under the term "recovery" can easily lead people to believe that products are interchangeable.
Research generally divides post-exercise recovery into two pathways: "nutrition and antioxidant support" for muscle and joint stress caused by exercise, and "sleep and nervous system relaxation support" for rest and sleep quality. The two products each follow one of these paths: REGO Cherry Juice falls under the first, and Recovery Capsules under the second.
Key point: Before choosing a product, ask yourself if you're experiencing "post-exercise muscle and joint discomfort" or "poor sleep." Your answer will determine which product you should choose.
- Daab W, et al. 2026 Systematic Review and Meta-analysis (Intervention effects of tart cherry juice on post-exercise muscle damage).
- Morehen JC, et al. 2021 Practical intervention study in professional rugby league (Tart cherry juice and muscle soreness markers).
- Langan-Evans C, et al. 2023 Randomized double-blind nutritional intervention sleep study (Effects of glycine, magnesium, tryptophan, and L-theanine on sleep latency, duration, and efficiency).
- Gratwicke M, et al. 2021 Narrative review of sleep nutrition in team sport athletes.
2REGO Cherry Juice: The Recovery Logic of a Glass of Tart Cherry Juice
The base of REGO Cherry Juice is 100% Montmorency tart cherry concentrate. These tart cherries are naturally rich in anthocyanins and flavonoids, both plant-based antioxidants; they also contain melatonin, which regulates sleep rhythms.
Anthocyanins are the pigments that give cherries their deep red color, and related research explores their connection to post-exercise oxidative stress and muscle soreness. Melatonin is a hormone that the body uses to regulate sleep onset and cycles. In other words, this juice combines "antioxidants" and a "natural source of melatonin" in one glass. For the average reader, antioxidants are like the body's "rust remover." After exercise, internal oxidative stress is like metal rusting, and timely replenishment can reduce muscle and joint discomfort.
Each 30 ml serving contains 17 g of carbohydrates (of which 14 g are sugar) and 71 kcal, with almost no fat or protein, making it essentially "juice" rather than a "supplement powder." The official recommendation is to consume 2 servings daily (one 30 ml sachet in the morning and one in the evening), 4–5 days before a competition or 2–3 days after; or to drink 1 sachet immediately after exercise, diluted in 250–350 ml of water or added to a smoothie.
- SiS Official Product Page (REGO Cherry Juice, scienceinsport.com.hk/products/rego-cherry-juice); Daab W, et al. Sports Medicine - Open 2026; Morehen JC, et al. European Journal of Sport Science 2021.
3Recovery Capsules: A Capsule Formula for Sleep and Rest
Unlike tart cherry juice, Recovery Capsules are not a "food-form" product, but rather a capsule formula designed for pre-sleep rest. Its core idea is straightforward: sleep is a fundamental process that affects all tissues and systems in the body, and the quality of rest is the foundation for athletic performance and overall well-being.
Each 4-capsule serving contains 150 mg of magnesium (40% NRV), 1500 mg of glycine, 220 mg of L-tryptophan, 110 mg of CherryPURE® Tart Cherry, and 100 mg of L-theanine. Magnesium helps reduce fatigue and maintain normal nervous system function; glycine and L-theanine are often studied for their association with relaxation and sleep latency (time to fall asleep); tryptophan is a precursor to serotonin and melatonin (the "raw material" the body uses to synthesize melatonin).
The official recommendation is to take 4 capsules daily, approximately 30 minutes before bed, as part of your nighttime routine. It contains almost no calories or carbohydrates, making it suitable for those who want strict intake control and prefer capsules for pre-sleep relaxation.
- SiS Official Product Page (Recovery Capsules, scienceinsport.com.hk/products/rest-recover-capsule); Langan-Evans C, et al. Medicine & Science in Sports & Exercise 2023; Gratwicke M, et al. Nutrients 2021.
4The Difference Between the Two Products: Eight Dimensions Compared
| Dimension | REGO Cherry Juice | Recovery Capsules |
|---|---|---|
| Form | 30 ml liquid sachet (Tart Cherry Concentrate, REGO Cherry Juice) | 4 plant-based capsules (Recovery Capsules) |
| Key Ingredients | 100% Montmorency tart cherry concentrate | Glycine 1500 mg, Magnesium 150 mg, L-Tryptophan 220 mg, CherryPURE® Tart Cherry 110 mg, L-Theanine 100 mg |
| Calories per serving | 71 kcal (300 kJ) | Almost 0 (capsule form) |
| Carbohydrates per serving | 17 g (of which 14 g are sugar) | 0 g |
| Core Focus | Antioxidants (anthocyanins, flavonoids) + natural melatonin; explores connections to post-exercise muscle soreness, joint discomfort, and sleep quality | Magnesium, glycine, tryptophan, L-theanine work together for pre-sleep rest and sleep quality |
| Suggested Use | 2 times daily (one 30 ml sachet in the morning and evening), 4–5 days before competition or 2–3 days after; or 1 sachet immediately after exercise, diluted in water or a smoothie | 4 capsules daily, approximately 30 minutes before bed |
| Suitable for | Those seeking a natural juice form, concerned about post-exercise muscle and joint discomfort, and hoping to improve sleep quality | Those struggling with sleep, wanting to relax before bed in capsule form, or needing to strictly control calorie or carbohydrate intake |
| Dietary Label | Vegan | Vegan |
Key point: Neither is "better" than the other; they solve different problems. One uses natural antioxidants in food form to address post-exercise stress, while the other uses a capsule combination to support pre-sleep rest.
5Choose by Scenario: Which Training Rhythm is Yours?
Scenario A | Starting "priming" 4-5 days before a race, and continuing support for 2-3 days after
If your goal is to minimize muscle and joint discomfort in the 48–72 hours after a race, it is recommended to start drinking REGO Cherry Juice twice daily 4 days before the race and continue for 2–3 days afterward. The antioxidants in tart cherries need time to accumulate in the body to be effective, so drinking it only a week before the race is often too late.
Scenario B | Difficulty falling asleep or waking up frequently in the middle of the night
If your primary concern is sleep quality rather than post-exercise discomfort, Recovery Capsules are more direct. Taking 4 capsules 30 minutes before bed, the combination of glycine and L-theanine can help shorten sleep latency; magnesium also helps reduce fatigue.
Scenario C | Both problems exist
Both products can be used together, just at different times. REGO Cherry Juice should be consumed during the day or after exercise, while the Recovery and Rest Capsules should be taken before bed. There's no need to buy two sets for stacking benefits, but if you're in intense competition preparation and experiencing significant sleep difficulties, using them together is a reasonable approach. To see all of SiS's recovery and protein products, you can first browse the collection page.
Key point: Choosing the right product doesn't necessarily mean stacking. First, determine whether you're lacking "post-exercise recovery" or "sleep quality," then decide which product to use, to avoid spending money on two products when you only need to solve one problem.
6Conclusion
Both products share the name "recovery" but take different paths. REGO Cherry Juice addresses post-exercise muscle and joint fatigue with a glass of tart cherry juice, naturally providing melatonin; the Recovery and Rest Capsules pave the way for rest and sleep quality with a set of pre-sleep capsules.
Action Items:
- First, determine whether you're lacking "post-exercise recovery" or "sleep quality," then choose the product; do not blindly stack.
- Always test new products during training to observe gastrointestinal tolerance and personal endurance before using them on race day.
- Combine with a regular routine and sufficient sleep; products are merely supplementary, not a replacement.
- Compilation of academic citations from the sections above; SiS official product pages (REGO Cherry Juice, Recovery and Rest Capsules).
- Daab W, et al. Effects of Tart Cherry Juice Supplementation on Recovery from Exercise-Induced Muscle Damage in Athletes: A Systematic Review and Meta-Analysis. Sports Medicine - Open. 2026;12(1):40. DOI:10.1186/s40798-026-00993-3.
- Morehen JC, et al. Montmorency tart cherry juice does not reduce markers of muscle soreness, function and inflammation following professional male rugby League match-play. European Journal of Sport Science. 2021;21(7):1003-1012. DOI:10.1080/17461391.2020.1797181.
- Langan-Evans C, et al. Nutritional Modulation of Sleep Latency, Duration, and Efficiency: A Randomized, Repeated-Measures, Double-Blind Deception Study. Medicine & Science in Sports & Exercise. 2023;55(2):289-300. DOI:10.1249/MSS.0000000000003040.
- Gratwicke M, et al. Nutritional Interventions to Improve Sleep in Team-Sport Athletes: A Narrative Review. Nutrients. 2021;13(5):1586. DOI:10.3390/nu13051586.
- SiS Official Product Pages: REGO Cherry Juice (scienceinsport.com.hk/products/rego-cherry-juice), Recovery and Rest Capsules (scienceinsport.com.hk/products/rest-recover-capsule).
