ProBoost has helped my immune system so…
ProBoost has helped my immune system so much. I highly recommend this incredible supplement.
By Carol B.
Sunday, November 8, 2026 · Customer reviews of US businesses
The Fair Hearing score
Great
39 reviews
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Honesty, pricing, process and quality scores appear once 5 customers have rated them.
ProBoost’s active ingredient, Thymic Protein A, has shown in scientific studies to provide significant benefits in supporting and strengthening the immune system by increasing white blood cell counts, increasing T-cell (helper cell) levels, and inducing apoptosis (cell death) in aberrant cells.
ProBoost Now (proboostnow.com) has 39 customer reviews on The Fair Hearing, with an average rating of 4.3 out of 5.
Showing 31 reviews with 5 stars · Clear filters
ProBoost has helped my immune system so much. I highly recommend this incredible supplement.
By Carol B.
Using this for an FIP kittie in observation. This product seems ro have boosted his red blood labs significantly. Will keep using.
By Susan
My holistic doctor turned me on to it I take it daily
By Wendy V.
Our family loves ProBoost! In the all the current craziness around health, it helps gives us the confidence that we are doing all we can to stay healthy and that we are better protected. Ordering is easy and delivery is so quick that we never have to worry about being without our ProBoost (even when we wait too long to reorder!).
By Mike
Very good immune building Supplement
By Margaret D.
we have been using Proboost for a couple of weeks now. we have more energy. it does not have any unpleasant taste and is easy to take.
By Terri G.
My experience with ProBoost Now for myself and for my cats and dogs is that it improves our quality of life. When we feel well life is so much better for all of us! Thanks ProBoost !!! Dana
By Dana
Looking forward to feeling better with ProBoost and staying healthy. Grateful that they are donating a portion of sales to SERT Ministries.
By KOlson