The various nutrients and amino acids contained in Nature’s Youth RSF support growth factor levels that decline as we age. Somatotrophin Mediating Factors (Amino Acids): Nature's Youth RSF contains the amino acids (L-Arginine, L-Glutamine, L-Lysine, Gamma Amino and Butyric Acid, Glycine)
A**R
works for me
have been taking for over 20 yrs; am now 80 yrs. old; still lift weights 3 days a wk; walk a mile every day;still do all household chores; feel great healthwise; believe RSF has a great effect on my overall health.
J**N
Shipping was expensive, still haven't received hassle to get product and what was ordered
Think product is beneficial but it's been a hassle to procure stated quantity and shipping date. Rather expensive shipping costUpdate just received and all correct. Just expect what is stated in ordering
W**.
Four Stars
Really good product.
A**E
2nd update
Received the 2 boxes that were missing. Thank you
T**S
This helps
Can tell a difference after about a week. Will keep taking this product.
K**N
Good product
Less sugar
S**N
Good product.
My muscles don’t get sore during work.
S**N
Five Stars
Nice
Trustpilot
2 days ago
1 week ago
